The corrosivity of crude demetallization additive on different steels is evaluated by dynamic immersion test. 采用动态浸泡试验法,评价了原油脱金属剂水溶液对不同钢材材质的腐蚀性。 www.dictall.com 2. Corrosivity of Crude Demetallization Additive on Different Steels 原油脱金属剂对不同钢材的腐蚀性评价 ...
An improved coal liquefaction process is disclosed wherein subdivided coal is substantially dissolved in a solvent in the presence of added hydrogen, thereby forming a mixture of dissolved coal, solvent and insoluble solids, and said mixture is passed through a guard bed of solid porous contact ...
US4560465 * 1984年8月27日 1985年12月24日 Chevron Research Company Noncoking, hydrothermal, demetallizationUS4560465 Aug 27, 1984 Dec 24, 1985 Chevron Research Company Presulfided red mud as a first-stage catalyst in a two-stage, close-coupled thermal catalytic hydroconversion process...
A novel process for the demetallization of petroleum feedstocks comprising contacting a petroleum feedstock at elevated pressures and temperatures, and preferably in the presence of hydrogen, with a catalyst comprising a manganese component composited with alumina, said catalyst having a surface area in ...
Supplier Homepage Products Hologram sticker Wash Aluminum Sticker Demetallization Micro Text Sticker Hologram Hot Stamping Foil Overlay Hologram Related Categories Card Printing Specialty Material Label Printing Logo Printing Hot Searches Sticker Paper ...
demetallization per cent脱金属率 per centn.百分数,有固定利率之公债 annual cutting per cent年伐率 per cent of late wood晚材率 47 per cent47%(来自于当时的总统候选人罗姆尼。他曾在一次私人募捐会上表示,无论选情如何变化,总会有至少47%的美国人会为奥巴马投票。) ...
网络溶剂脱金属 网络释义 1. 溶剂脱金属 翻译项目网|翻译人才网——新... ... solvent degreasing 溶剂脱脂solvent demetallization溶剂脱金属solvent dewaxing 溶剂脱 … www.eeso.net|基于17个网页
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1) Demetallization agent 脱金属剂 1. Research results demonstrated that the demetallization agents of. 研究结果表明,笔者开发的脱金属剂MPTE和MPTF及一些它们的混合物对Ca、Fe、Mn等油溶性金属均有较高的脱除率。 2. By means of static immersion test,corrosion performance of 20# coabon steel in solut...
United States Patent US9505987 Note: If you have problems viewing the PDF, please make sure you have the latest version ofAdobe Acrobat. Back to full text