Linear alpha olefins (LAOs) are hydrocarbons with the chemical formula CnH2n, characterized by linear chains and one double bond at the alpha position (Figure 1). Such hydrocarbons are important chemical intermediates, widely used in several industrial and consumer products according…
In some situations, it might be necessary to remove or replace a bolt during operation. This article shows how to determine the proper bolt load to prevent leaks Bolted flange joints (Figure 1) are part of pressure vessel and piping…
Taking a system approach to find the root cause of a problem can be more beneficial than simply replacing a problematic pump. This article explains why We want the best reliability with anything that we work with. In a plant…
The recently concluded 5th annual Connected Plant Conference (CPC; www.connectedplantconference.com), held in Austin, Tex., illustrated both the real promise of Industry 4.0 digital tools to improve operational efficiency and safety at chemical process industries (CPI) facilities, as well as the…
Improved understanding of differential pressure (DP) flowmeter operation, along with best calibration practices, reduces maintenance errors Utilizing an orifice plate installed in a pipe and accurately measuring the differential pressure (DP) to calculate flow is one of most common methods…
Mitsubishi Gas Chemical Company, Inc. (MGC; Tokyo) has announced the expansion of Meta-xylenediamine (MXDA) production in Europe. MGC is expanding its production capacity of MXDA to meet the market growth in the epoxy, polyamide and isocyanate sector. MGC will be…
Albemarle Corporation (Charlotte, N.C.) announced that its subsidiary, Albemarle Lithium UK Limited, has signed a definitive agreement to acquire all of the outstanding equity of Guangxi Tianyuan New Energy Materials Co., Ltd. (Tianyuan), a lithium converter located in Guangxi, China.…
ArcelorMittal Belgium will reduce CO2 emissions by 3.9 million tons per year by 2030, by building a 2.5 million-ton direct reduced iron (DRI) plant and two electric furnaces at its Gent site, to operate alongside its state-of-the-art blast furnace that…
Hexion Holdings Corp. (Columbus, Ohio) announced its plan to separate into two independent companies. The two companies will be Hexion Holdings, composed of the Company’s Adhesives and Versatic Acids and Derivatives product lines, and Hexion Coatings and Composites (US) Inc.…
Nouryon (Amsterdam, the Netherlands) has started production at a new manufacturing facility located at its site in Ningbo, China, to meet increasing demand in the Asia region for polymers used in the Packaging, Paints and Coatings and Construction end-markets. The…