Environment & Safety Gas Processing/LNG Maintenance & Reliability Petrochemicals Process Control Process Optimization Project Management Refining

Polymers

Celanese looks to sell Spain vinyl acetate plant

The VAM unit in Tarragona, Spain, has a capacity of 200,000 tpy. Celanese said the decision to sell the plant was driven by a recently completed assessment of the company's overall corporate strategy, which included an assessment of the company’s global manufacturing facilities.

INEOS, Solvay to merge European PVC businesses

The new INEOS-Solvay business will have 5,650 employees and combine operations across the chlorvinyls chain, including polyvinyl chloride (PVC), chlorine and caustic soda. The merged enterprise would have combined net sales of €4.3bn ($5.7bn), based on 2012 results.

Investigate power limitations in a large steam turbine

Fluor Canada Ltd.: Ghaisas, N.

An investigation was carried out to rectify power limitations for a steam-turbine driver of a cracked-gas compressor (CGC) in a world-class ethylene plant.DescriptionThe turbine is a nine-stage, impul..

Consider novel CGC and front-end depropanizer system for olefins production

Lamar University: Xu, Q.  |  Fu, J.  |  Zhao, C.

In the presented case study, an innovative design for an integrated CGC-DeC3 system introduces part of the heavier condensate from the early compression stages directly into the high-pressure (HP) depropanizer.

Enhance operation and reliability of dividing-wall columns

LG Chem, Ltd.: Lee, J. W.
Yeungnam University: Lee, M.
LG Chem.: Shin, J.
LG Chem Ltd.: Lee, S.
AMT Pacific Co. Ltd.: Lee, B.

Dividing wall columns (DWCs) are an attractive option when the goals are to reduce energy consumption and capital investment for distillation processes. A major component in a DWC system is the reflux..

LyondellBasell licenses technologies to new China polyethylene, EVA plant

Key features of the Lupotech T tubular technology and the Lupotech A autoclave technology include low manufacturing and investment costs, fast start-up and grade changes, and high quality LDPE and copolymers with up to 40% EVA covering the entire range of melt flows and densities.

Shale energy resources driving resurgence for ethylene industry

IHS Markit: Eramo, M.

The abundant supply of North American shale energy resources is proving to be not only a boon for exploration and production (E&P) companies and energy consumers, but it is also changing the profitabi..

North American olefin producers riding the shale gas wave

With the prospect of abundant low-cost ethane, several producers have announced intentions to build new ethylene capacity.

High-pressure polyethylene: Reemergence as a specialty chemical or not?

Nexant: Farrell, L.  |  Virosco, J.

The analysis results indicate that, while investment capital for new plants favors LLDPE, plant profitability—which is a function of product slate (revenue) and cost—is, in many cases, higher for LDPE plants.

HPI Focus: New vs. debottlenecking projects

Fluor: Turner, J.
SNC-Lavalin, Hydrocarbons & Chemicals: Luck, G.
MVS Consulting LLC: Van Sickels, M. J.

As most owners do not have adequately skilled engineering teams to study these scenarios, engaging an experienced, qualified engineering contractor to support the conceptual study is often warranted.