The article briefs the recent developments in foreign refining industry, including refining capacity, refined product quality trends, and the main refining processes.

简要介绍世界炼油工业最新进展，包括炼油能力、油品质量趋势及主要生产工艺。

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Refinery gas is mostly methane and hydrogen produced as a by-product in the many refining processes.

气是许多炼油过程中产生的副产品，主要是甲烷和氢气。

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This paper reviews the main achievements and conclusions in research of coal chemical structure and characteristics in solvent refining processes in the world.

本文简要介绍了国内外对煤的化学结构，及其在溶剂精炼工艺中的特性研究的主要成果和结论。

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While Molycorp claims trade secrets, Avalon believes its planned refining processes will use standard off the shelf long established procedures.

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Work will involve bio-refining, and developing different processes to turn crops such as rye grass, miscanthus (a perennial grass), oats and artichokes into products ranging from fuels to cosmetics, pharmaceuticals, textiles, bio-plastics, food and health products.

BBC: Oats could cut greenhouse gases in Aberystwyth study

Lummus Technology, which generated 7.4% of revenues, offers licenses for proprietary processes used in petrochemical processing, refining, performance catalysts, gas processing and heat transfer.

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