Chemical Engineering December 2020 - 71

PRODUCT DIRECTORY
Instrumentation & controls
Controllers, pneumatic
ABB INC., 3700 West Sam Houston Parkway South, Houston,
TX 77042 (1-800-HELP-365; FAX: 440-585-7071;
contact.center@us.abb.com; www.abb.com/chemical)
CASHCO, INC., P.O. Box 6, 607 W. 15th, Ellsworth, KS
67439-0006 (785-472-4461; FAX: 785-472-3539)
Controllers, pressure
ABB INC., 3700 West Sam Houston Parkway South, Houston,
TX 77042 (1-800-HELP-365; FAX: 440-585-7071;
contact.center@us.abb.com; www.abb.com/chemical)
BRONKHORST HIGH-TECH BV, Nijverheidsstraat 1A,
Ruurlo, Netherlands NL-7261AK (+31 573458800)
CASHCO, INC., P.O. Box 6, 607 W. 15th, Ellsworth, KS
67439-0006 (785-472-4461; FAX: 785-472-3539)
PLAST-O-MATIC VALVES INC., 1384 Pompton Ave.,
Cedar Grove, NJ 07009-1095 (973-256-3000; FAX:
973-256-4745)
-See our ad on inside front cover
SIEMENS PROCESS INSTRUMENTATION, 2060
Detwiler Road, Suite 111, Harleysville, PA 19438
(800-365-8766; piabu-requestinformation.industry@
siemens.com; www.usa.siemens.com/pablog)
Strobic Air Technologies, Lansdale, PA
TLV CORPORATION, 13901 S. Lakes Dr., Charlotte, NC
28273 (704-597-9070; FAX: 704-583-1610; www.tlv.com)
United Electric Controls Co., Watertown, MA
Controllers, process
ABB INC., 3700 West Sam Houston Parkway South, Houston,
TX 77042 (1-800-HELP-365; FAX: 440-585-7071;
contact.center@us.abb.com; www.abb.com/chemical)
Automation Products Inc. (Dynatrol Div.), Houston, TX
EMERSON, 1100 W. Louis Henna Blvd. Building One,
Round Rock, TX 78681 - 74 (800 833 8314)
SIEMENS PROCESS INSTRUMENTATION, 2060
Detwiler Road, Suite 111, Harleysville, PA 19438
(800-365-8766; piabu-requestinformation.industry@
siemens.com; www.usa.siemens.com/pablog)
Controllers, programmable
SIEMENS PROCESS INSTRUMENTATION, 2060
Detwiler Road, Suite 111, Harleysville, PA 19438
(800-365-8766; piabu-requestinformation.industry@
siemens.com; www.usa.siemens.com/pablog)
Tek-Trol LLC, Crystal Lake, IL
Controllers, pump
BRONKHORST HIGH-TECH BV, Nijverheidsstraat 1A,
Ruurlo, Netherlands NL-7261AK (+31 573458800)
KNF NEUBERGER, INC., 2 Black Forest Rd., Trenton,
NJ 08691-1810 (609-890-8600; knfusa@knf.com;
www.knfusa.com)
PFEIFFER VACUUM, INC., 24 Trafalgar Square, Nashua,
NH 3063 (1-603-578-6500; FAX: 603-578-6550)
Controllers, sludge level
Automation Products Inc. (Dynatrol Div.), Houston, TX
Controllers, temperature
ABB INC., 3700 West Sam Houston Parkway South, Houston,
TX 77042 (1-800-HELP-365; FAX: 440-585-7071;
contact.center@us.abb.com; www.abb.com/chemical)
CASHCO, INC., P.O. Box 6, 607 W. 15th, Ellsworth, KS
67439-0006 (785-472-4461; FAX: 785-472-3539)
Mokon, Buffalo, NY
SIEMENS PROCESS INSTRUMENTATION, 2060
Detwiler Road, Suite 111, Harleysville, PA 19438
(800-365-8766; piabu-requestinformation.industry@
siemens.com; www.usa.siemens.com/pablog)
United Electric Controls Co., Watertown, MA
Controllers, vacuum
PLAST-O-MATIC VALVES INC., 1384 Pompton Ave.,
Cedar Grove, NJ 07009-1095 (973-256-3000; FAX:
973-256-4745)
-See our ad on inside front cover
Controllers, viscosity
Automation Products Inc. (Dynatrol Div.), Houston, TX
Regulators, air
TLV CORPORATION, 13901 S. Lakes Dr., Charlotte, NC
28273 (704-597-9070; FAX: 704-583-1610; www.tlv.com)
Regulators, back pressure
CASHCO, INC., P.O. Box 6, 607 W. 15th, Ellsworth, KS
67439-0006 (785-472-4461; FAX: 785-472-3539)
FLUID LINE PRODUCTS INC., 38273 Western Pkwy.,
P.O. Box 1000, Willoughby, OH 44096 (440-946-9470;
FAX: 440-946-9472)
PLAST-O-MATIC VALVES INC., 1384 Pompton Ave.,
Cedar Grove, NJ 07009-1095 (973-256-3000; FAX:
973-256-4745)
-See our ad on inside front cover
TLV CORPORATION, 13901 S. Lakes Dr., Charlotte, NC
28273 (704-597-9070; FAX: 704-583-1610; www.tlv.com)
Regulators, flow
BRONKHORST HIGH-TECH BV, Nijverheidsstraat 1A,
Ruurlo, Netherlands NL-7261AK (+31 573458800)
FLUID LINE PRODUCTS INC., 38273 Western Pkwy.,
P.O. Box 1000, Willoughby, OH 44096 (440-946-9470;
FAX: 440-946-9472)
PLAST-O-MATIC VALVES INC., 1384 Pompton Ave.,
Cedar Grove, NJ 07009-1095 (973-256-3000; FAX:
973-256-4745)
-See our ad on inside front cover
Regulators, pressure
CASHCO, INC., P.O. Box 6, 607 W. 15th, Ellsworth, KS
67439-0006 (785-472-4461; FAX: 785-472-3539)
FLUID LINE PRODUCTS INC., 38273 Western Pkwy.,
P.O. Box 1000, Willoughby, OH 44096 (440-946-9470;
FAX: 440-946-9472)
PLAST-O-MATIC VALVES INC., 1384 Pompton Ave.,
Cedar Grove, NJ 07009-1095 (973-256-3000; FAX:
973-256-4745)
-See our ad on inside front cover
TLV CORPORATION, 13901 S. Lakes Dr., Charlotte, NC
28273 (704-597-9070; FAX: 704-583-1610; www.tlv.com)
U ltrapen PTBT Series
Smartphone/Tablet Compatible Tester
Compatible with
Android and iOS Devices.
900 Series
Conductivity, Resistivity, TDS,
pH, ORP, Salinity, ISE, Flow,
Pressure, with Touch Screen LCD
+more!
www.myronl.com
760-438-2021
For details visit adlinks.chemengonline.com/76997-17
CHEMICAL ENGINEERING WWW.CHEMENGONLINE.COM DECEMBER 2020
71
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Chemical Engineering December 2020

Table of Contents for the Digital Edition of Chemical Engineering December 2020

Contents
Chemical Engineering December 2020 - Cover1
Chemical Engineering December 2020 - Cover2
Chemical Engineering December 2020 - Contents
Chemical Engineering December 2020 - 2
Chemical Engineering December 2020 - 3
Chemical Engineering December 2020 - 4
Chemical Engineering December 2020 - 5
Chemical Engineering December 2020 - 6
Chemical Engineering December 2020 - 7
Chemical Engineering December 2020 - 8
Chemical Engineering December 2020 - 9
Chemical Engineering December 2020 - 10
Chemical Engineering December 2020 - 11
Chemical Engineering December 2020 - 12
Chemical Engineering December 2020 - 13
Chemical Engineering December 2020 - 14
Chemical Engineering December 2020 - 15
Chemical Engineering December 2020 - 16
Chemical Engineering December 2020 - 17
Chemical Engineering December 2020 - 18
Chemical Engineering December 2020 - 19
Chemical Engineering December 2020 - 20
Chemical Engineering December 2020 - 21
Chemical Engineering December 2020 - 22
Chemical Engineering December 2020 - 23
Chemical Engineering December 2020 - 24
Chemical Engineering December 2020 - 25
Chemical Engineering December 2020 - 26
Chemical Engineering December 2020 - 27
Chemical Engineering December 2020 - 28
Chemical Engineering December 2020 - 29
Chemical Engineering December 2020 - 30
Chemical Engineering December 2020 - 31
Chemical Engineering December 2020 - 32
Chemical Engineering December 2020 - 33
Chemical Engineering December 2020 - 34
Chemical Engineering December 2020 - 35
Chemical Engineering December 2020 - 36
Chemical Engineering December 2020 - 37
Chemical Engineering December 2020 - 38
Chemical Engineering December 2020 - 39
Chemical Engineering December 2020 - 40
Chemical Engineering December 2020 - 41
Chemical Engineering December 2020 - 42
Chemical Engineering December 2020 - 43
Chemical Engineering December 2020 - 44
Chemical Engineering December 2020 - 45
Chemical Engineering December 2020 - 46
Chemical Engineering December 2020 - 47
Chemical Engineering December 2020 - 48
Chemical Engineering December 2020 - 49
Chemical Engineering December 2020 - 50
Chemical Engineering December 2020 - 51
Chemical Engineering December 2020 - 52
Chemical Engineering December 2020 - 53
Chemical Engineering December 2020 - 54
Chemical Engineering December 2020 - 55
Chemical Engineering December 2020 - 56
Chemical Engineering December 2020 - 57
Chemical Engineering December 2020 - 58
Chemical Engineering December 2020 - 59
Chemical Engineering December 2020 - 60
Chemical Engineering December 2020 - 61
Chemical Engineering December 2020 - 62
Chemical Engineering December 2020 - 63
Chemical Engineering December 2020 - 64
Chemical Engineering December 2020 - 65
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Chemical Engineering December 2020 - 67
Chemical Engineering December 2020 - 68
Chemical Engineering December 2020 - 69
Chemical Engineering December 2020 - 70
Chemical Engineering December 2020 - 71
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Chemical Engineering December 2020 - 73
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Chemical Engineering December 2020 - 76
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Chemical Engineering December 2020 - 78
Chemical Engineering December 2020 - 79
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Chemical Engineering December 2020 - 81
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Chemical Engineering December 2020 - 85
Chemical Engineering December 2020 - 86
Chemical Engineering December 2020 - 87
Chemical Engineering December 2020 - 88
Chemical Engineering December 2020 - 89
Chemical Engineering December 2020 - 90
Chemical Engineering December 2020 - 91
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Chemical Engineering December 2020 - 101
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Chemical Engineering December 2020 - 103
Chemical Engineering December 2020 - 104
Chemical Engineering December 2020 - Cover3
Chemical Engineering December 2020 - Cover4
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/che_december-2024
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/che_november-2024
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/che_october-2024
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/che_september-2024
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/che_august-2024
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/che_july-2024
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/che-achema1_june-2024
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/che_june-2024
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/che_may-2024
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/che_april-2024
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/che_march-2024
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/che_february-2024
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/che_january-2024
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/che_november-2023
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/che_december-2023
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering_october-2023
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-september-2023
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-august-2023
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-july-2023
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-june-2023
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-may-2023
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-april-2023
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-2023
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-february-2023
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-january-2023
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-december-2022
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-november-2022
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-october-2022
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-september-2022
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-august-2022
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-july-intl-2022
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-july-2022
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-june-intl-2022
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-june-2022
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-may-intl-2022
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-may-2022
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-april-intl-2022
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-april-2022
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-march-2022
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-february-2022
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-january-2022
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-december-2021
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-november-2021
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-october-2021
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-september-2021
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-august-2021
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-july-2021
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-june-2021
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-may-2021
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-april-2021
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-march-2021
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-february-2021
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-january-2021
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-december-2020
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-november-2020
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-october-2020
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-september-2020
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-august-2020
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-july-2020
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-june-2020
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-may-2020
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-april-2020
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-march-2020
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-february-2020
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-january-2020
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-december-2019
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-november-2019
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-october-2019
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-september-2019
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-august-2019
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-july-2019
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-june-2019
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-may-2019
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-april-2019
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-march-2019
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-february-2019
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-january-2019
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-december-2018
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-november-2018
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-october-2018
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-september-2018
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-august-2018
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-july-2018
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-june-2018
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-may-2018
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-april-2018
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-march-2018
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-february-2018
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-january-2018
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-december-2017
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-november-2017
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-october-2017
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-september-2017
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-august-2017
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-july-2017
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-june-2017
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-may-2017
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-april-2017
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-march-2017
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-february-2017
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-january-2017
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-december-2016
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-november-2016
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-october-2016
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-september-2016
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-august-2016
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-july-2016
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-june-2016
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-may-2016
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-april-2016
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-march-2016
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-february-2016
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-january-2016
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-december-2015
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-november-2015
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-october-2015
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-september-2015
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-august-2015
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-july-2015
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-june-2015
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-may-2015
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-april-2015
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-march-2015
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-february-2015
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-january-2015
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-december-2014
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-november-2014
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-october-2014
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-september-2014
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-august-2014
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-july-2014
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-june-2014
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-may-2014
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-april-2014
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-march-2014
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-february-2014
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-january-2014
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-december-2013
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-november-2013
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-october-2013
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-september-2013
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-august-2013
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-july-2013
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-june-2013
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-may-2013
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-april-2013
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-march-2013
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-february-2013
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-january-2013
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-december-2012
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-november-2012
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-october-2012
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-september-2012
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-august-2012
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-july-2012
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-june-2012
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-may-2012
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-april-2012
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-march-2012
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-february-2012
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-january-2012
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-december-2011
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-november-2011
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-october-2011
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-september-2011
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-august-2011
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-july-2011
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-june-2011
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-may-2011
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-april-2011
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-march-2011
https://www.nxtbook.com/accessintelligence/ChemicalEngineering/chemical-engineering-february-2011
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