The properties of gold nanoparticles could be combined with those of polydimethylsiloxane (PDMS) to provide a sustainable and practical solution for water treatment, according to a team from the Jawaharlal Nehru Center for Advanced Scientific Research (Bangalore, India; www.jncasr.ac.in). The…
This new tank-washing nozzle made from PTFE delivers a slow-moving, high-impact spray action against internal surfaces of tanks and vessels for effective removal of scum rings, or tougher residues. The HydroWhirl Poseidon tank-washing nozzle is especially suited to cleaning and…
This company has developed its CSR family of latent acid catalysts to create formulations suitable for production of stable phenolic and furan-based polymeric mixes with more than three months shelf-life at room temperature. These inherently flame-retardant bulk and sheet-molding compounds…
This company has developed a modular, valve body concept based on its proven valve types 2000 INOX, Element and Classic. The multifunctional block 2000 INOX enables implementation of complex solutions using diameter DN10 within minimal space. The valve bodies are…
A new Gas Addition Module has been introduced for this company’s FlowSys and other continuous flow reactors. The new module enables fast, controllable pre-saturation of liquid reagents with a wide range of gases and so promotes efficient gas-dependent reactions in…
This company now offers a new valve design derived from it’s traditional V-port segment valve series. The new two-way-tight, single-seat design is suitable for a wide range of applications and is available for R-series valves. The benefit of this new…
Pump Wisdom: Problem Solving for Operators and Specialists By Heinz P. Bloch. John Wiley & Sons Inc., 111 River Street, Hoboken, NJ 07030. Web: wiley.com. 2011. 224 pages. $49.95. Reviewed by Stanley S. Grossel, Process safety and design consultant, Clifton,…
A PTFE diaphragm permits compact construction of this diaphragm pump, and offers cost savings for high-pressure applications. A patented pressure-supported diaphragm-fixation system is used, so that the fixation is structurally prevented from expanding during the pressure stroke. No auxiliary seal…
Grace Davison (Columbia, Md.; www.grace.com) has commercialized a set of catalysts and additives for fluid catalytic cracking (FCC) that contain either zero or low rare-earth metal content. The new product family, known as Replacer, includes new catalysts for processing both…
Modular valve construction allows for custom solutions The Entech DRV-BN non-slam nozzle check valve (photo) has a modularity that allows for customized solutions, as well as in-field reconfiguration and a consistent spring force mechanism for quick and easy maintenance. The…