This transmitter puts the melt pressure on the fieldbus Melt pressure transmitters are used in the plastics and other process industries for measuring the pressure in liquid and pasty materials in the extrusion plant. Such applications demand rugged…
The relationship between attorney and inventor is very important. A potentially valuable patent is involved, and the value of it is often dependent in large part on how well the inventor and attorney work together. It is very…
Safety instrumented systems (SIS) are in the spotlight these days. More companies have come to recognize the importance of recently published consensus standards, and recent fatal accidents tied to the failure of instrumented safeguards have brought further attention.…
Fouling is one of the most vexing problems in water-treatment systems that use membranes to remove suspended and dissolved particles. The deposition and accumulation of these substances on membrane surfaces inevitably lead to loss of performance for the…
Glycerin has over 1,500 known end uses, including applications in cosmetics, pharmaceuticals and food products, with the U.S. market alone demanding around 600-million lb/yr. But over the next two years, biodiesel plants are expected to produce an additional…
Kermit the Frog once said, “It isn’t easy being green.” While this may be true, industry is still making the effort. Both in the U.S. and abroad, processors are not only striving to produce environmentally friendly products, but…
ISA Expo, the largest automation and control exhibition in North America, will return to Houston’s Reliant Center on October 2–4. The Instrumentation, Systems and Automation Society (ISA, Research Triangle Park, N.C.) hosts this exhibition of automation and control…
Today’s chemical process industries (CPI) are riding on the tails of the best four-year stretch that the global economy has seen since the late 1960s or early 1970s. Engineering workloads in North America have at least tripled in the last…
Multivariable (MV) control is a powerful technology. Applied in industry for several decades now, substantial benefits from its use have been reported in many publications. Yet, this technique is still by far not utilized to the extent it…
The screening process has always been the workhorse for solid-solid separation in chemical, pharmaceutical, food, mineral processing, coal and agricultural sectors. It can be done in dry or wet mode depending on the state of the feed and…