Advantages Gained in Automating Industrial Wastewater Treatment Plants
Process monitoring and automation can improve efficiencies in wastewater treatment systems. A number of parameters…
Cover Story
Challenges of Handling Filamentous and Viscous Wastewater Sludge
Excessive growth of filaments and biopolymers in activated sludge should be controlled in CPI wastewater-treatment…
Commentary
Targeting clean energy
Last month, New York Governor Andrew Cuomo announced the approval of New York’s Clean Energy…
In The News
Newsfronts
Redox Flow Batteries Charge Forward
Developments in redox flow batteries are moving at a tremendous pace to meet the growing…
Mobile Apps for Increasing Process Efficiency
Industrial mobile apps help chemical processors overcome process, maintenance and inventory issues Due to the…
Emerging Applications for Traditional Dryers
Traditional classes of drying equipment are being adapted for use in a growing number of…
Chementator
Recover chemicals from sugarcane bagasse using the half the energy
Last month, the New Energy and Industrial Technology Development Organization (NEDO; Kawasaki, Japan; www.nedo.go.jp) signed…
Chementator Briefs
Li-ion batteries Over the course of several battery charge/discharge cycles, microscopic fibers of lithium, called…
A smart adhesive that 'turns on' at body temperature
Scientists from the Korea Institute of Science and Technology (Seoul; www.kist.re.kr) and Ulsan National Institute…
Hybrid 3-D-printing process optimizes performance, cost for aerospace parts
Alcoa Inc. (Pittsburgh, Pa.; www.alcoa.com) has developed a hybrid technique, called Ampliforge (diagram), that combines…
This electrochemical cell sequesters CO2 and generates electricity
Researchers from Cornell University (Ithaca, N.Y.; www.cornell.edu) have developed an oxygen-assisted, Al/CO2 electrochemical cell that…
A process to treat tight emulsions and intractable oily wastes
Spent invert drilling fluids, slop oil, rag layers, and tank bottoms often present as very…
Environmentally safe oil-sands extraction
Processing oil sands is a mechanically intense process that involves pumping steam underground to emulsify…
CO2 in biomass pre-treatment
Ionic liquids are being investigated as a way to break down cellulosic plant material in…
New process for cyclohexasilane offers lower cost and improved safety
A newly developed process for manufacturing cyclohexasilane (CHS; Si6H12) offers a lower-cost and safer pathway…
Business News
Business News Sept. 2016
Plant Watch Cepsa to build new m-xylene unit under supply agreement with Indorama August 9,…
Technical & Practical
Feature Report
Magnetically Coupled Pumps: Structure, Function and Best Practice
Understanding pump internals, especially the various sealing and coupling arrangements, is a critical step in…
AODD Pumps in Chemical Processes
Advancements in efficiency and the ability to handle a wide array of chemicals combine to…
Facts at Your Fingertips
pH Measurement in Industrial Waters
Determination of pH is a critical and ubiquitous operation whenever water is used in the…
Technology Profile
Terephthalic Acid Production from p-Xylene
This column is based on “Terephthalic Acid Production from p-Xylene — Cost Analysis,” a report…
Engineering Practice
Design of Experiments (DoE):How to Handle Hard-to-Change Factors Using a Split Plot
This methodology facilitates multifactor testing. However, it comes at a price: a loss in power…
Equipment & Services
Focus
Performance Additives and Specialty Materials
Waterborne polyurethane brings functionality to textiles Waterborne polyurethane coatings (photo) bring a range of functionalities,…
New Products
This solidification absorbent streamlines transport and storage
Absorb-&-Lock Liquid Solidification Absorbent (photo) is designed to stabilize and solidify excess liquids that separate…
A new name for new and refurbished IBCs
This company’s Ecobulk intermediate bulk containers (IBCs) have been widely used in the industry. The…
Suppress dust and spills with these cleanup units
The VHSC range (photo) of standalone or integrated dust collectors and vacuum cleanup conveyors are…
A new generation of liquid-concentration analyzers
The new LiquiSonic V10 (photo) is an inline analytical solution for determining the concentration of…
Valves fail closed with this mechanical interlock system
The Inflatable Seal Mechanical Interlock system for the Roto-Flate spherical valve (photo) enhances reliability and…
Expansion joints now certified for handling potable water
This company’s line of EPDM (ethylene propylene diene monomer) spool-type expansion joints has received NSF/ANSI…
Stainless-steel mixers designed for hygienic applications
The Lightnin SSi (stainless-steel inline; photo) and SSO (stainless-steel offset) mixers use high-efficiency gearing to…
Stop liquid leaks with this emergency pipe-repair kit
This company has developed a kit that can be used to seal leaks in high-pressure…
Eliminate waterhammer with this descaling poppet valve
This company’s new proportional poppet valve (photo) for descaling applications is said to last three…
Market introduction of a new CPVC welding rod
Key technologies for connecting semi-finished products in both pure thermoplastics and dual laminates are rod…
These gloves provide protection in three complex layers
The SmartShell BKCR4599 heavy-duty protective glove (photo) provides ANSI Level 4 cut resistance, light-oil and…
Continuously analyze up to 12 gases simultaneously
The Rosemount CT5400 continuous gas analyzer (photo) combines tunable diode laser (TDL) and quantum cascade…
Higher blower efficiency for aeration tanks
More than 70% of operating costs of a wastewater treatment plant are related to energy…
This bimetal thermometer is now qualified for –70°C
This company has extended the range of its model 55 bimetal thermometer (photo), which is…
A dust collector with an energy-saving cleaning system
Requiring no integrated plant air to function, the MCF PowerSaver dust collector (photo) generates…
Walk-in fume hoods for distillation processes
The UniMax series of floor-mount fume hoods (photo) includes a wide selection of models that…
These membrane modules are now available in PVDF or PES
The new T-CUT tubular modules (photo) with membranes made from polyvinylidene difluoride (PVDF) or polyethersulfone…
A level-monitoring probe with an integrated temperature sensor
The Sentinel Float Stick System (photo) serves as a wireless-communication link in the remote monitoring…
Show Previews
WEFTEC Show Preview
Presented by The Water Environment Federation (Alexandria, Va.; www.wef.org), the Weftec 2016 conference and exhibition…
Departments
Letters
Letters, postscripts and corrections
Communicating in acronyms I finally got around to reading the May 2016 issue of Chemical…