Chemical Engineering September 2017 - 92

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F
Rotork Controls
rom September 30 to October
4, the Water Environment
Federation (Alexandria, Va.;
www.wef.org), will host the
Weftec 2017 Conference and Exhibition
(www.weftec.org) at McCormick
Place in Chicago, Ill. Focused on all
aspects of water treatment and conservation,
this year's event will feature
more than 900 exhibitors and a comprehensive
technical program with
emphasis on a wide range of areas,
including: membrane technologies;
odor and air emissions; residuals and
biosolids; laboratory practices; and
more. The following presents a selection
of the products that will be showcased
at Weftec's exhibit hall.
These valve actuators
provide flexibility
Assmann Corp. of America
GF Piping Systems
The CK range of modular electric
valve actuators (photo) is designed
to meet diverse actuation applications
in the water-treatment industry.
The design provides configurability
of stock components to meet user
needs. Maximum multi-turn output
torque is 10,800 Nm and part-turn
output is 205,600 Nm. Options and
features range from a basic actuator
requiring separate motor controls
to more sophisticated versions
equipped with an integral digital
control unit that combines intelligent
control and data-logging with integration
to distributed control systems
(DCS) using hardwired, analog
or digital control. Booth 6944 -
Rotork Controls Inc., Rochester, N.Y.
www.rotork.com
Krohne
90
Double-walled tanks prevent
spills and keep debris out
This company's line of double-wall
tanks (photo) includes sizes from 20
to 8,850 gal and eliminates chemical
spills without the expense of lined
concrete containment. A heavier-top
sidewall and dome prevent dome collapse,
while a primary inner tank and
a secondary locked-on outer tank
ensures against chemical spills. The
inner tank dome also overlaps the
outer tank sidewall to help prevent
rainwater, snow and debris from entering
secondary containment, making
these systems ideal for outdoor
storage of chemicals. Double-wall
tanks also help prevent cross-contamination,
and
eliminate possible
dangers of co-mingling of reactive
chemicals. Linear polyethylene tanks
are certified to NSF/ANSI Standard 61
for potable water, and the high-density
crosslink resin tanks are certified
by NSF for chemical storage. Booth
5041 - Assmann Corp. of America,
Garrett, Ind.
www.assmann-usa.com
A double-containment piping
system with easier installation
The Double-See Vinyl double-containment
piping system (photo) is a
pressure-rated system with a primary
(inner) and secondary (outer) pipe designed
for safely transporting hazardous
liquids. Both primary and secondary
pipes are cut to the same length
and can be joined simultaneously,
which saves time with installation and
prevents potential mistakes caused
by staggered pipe-cut measurement
errors, according to the manufacturer.
http://www.wef.org http://www.weftec.org http://www.assmann-usa.com http://www.rotork.com http://www.gfps.com http://WWW.CHEMENGONLINE.COM

Chemical Engineering September 2017

Table of Contents for the Digital Edition of Chemical Engineering September 2017

Contents
Chemical Engineering September 2017 - Cover1
Chemical Engineering September 2017 - Cover2
Chemical Engineering September 2017 - Contents
Chemical Engineering September 2017 - 2
Chemical Engineering September 2017 - 3
Chemical Engineering September 2017 - 4
Chemical Engineering September 2017 - 5
Chemical Engineering September 2017 - 6
Chemical Engineering September 2017 - 7
Chemical Engineering September 2017 - 8
Chemical Engineering September 2017 - 9
Chemical Engineering September 2017 - 10
Chemical Engineering September 2017 - 11
Chemical Engineering September 2017 - 12
Chemical Engineering September 2017 - 13
Chemical Engineering September 2017 - 14
Chemical Engineering September 2017 - 15
Chemical Engineering September 2017 - 16
Chemical Engineering September 2017 - 17
Chemical Engineering September 2017 - 18
Chemical Engineering September 2017 - 19
Chemical Engineering September 2017 - 20
Chemical Engineering September 2017 - 21
Chemical Engineering September 2017 - 22
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Chemical Engineering September 2017 - 27
Chemical Engineering September 2017 - 28
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Chemical Engineering September 2017 - 31
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Chemical Engineering September 2017 - 33
Chemical Engineering September 2017 - 34
Chemical Engineering September 2017 - 35
Chemical Engineering September 2017 - 36
Chemical Engineering September 2017 - 37
Chemical Engineering September 2017 - 38
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Chemical Engineering September 2017 - 40
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Chemical Engineering September 2017 - 42
Chemical Engineering September 2017 - 43
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Chemical Engineering September 2017 - 45
Chemical Engineering September 2017 - 46
Chemical Engineering September 2017 - 47
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Chemical Engineering September 2017 - Cover3
Chemical Engineering September 2017 - Cover4
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