Finally the polyethylene oil pot is produced by blow molding. The product has good appearance and quality.
采用聚乙烯吹塑生产出油壶,产品外观和质量较好。
Oil, grease and other contaminants shall be removed from the steel and adjacent polyethylene surfaces by solvent cleaning in accordance with SSPC SP1 prior to abrasive blast cleaning.
根据SSPC SP1的规定,在喷砂处理之前,应当用溶剂将附着在钢材及相邻聚乙烯材料表面的油脂及其他污染物清洗掉。
The invention discloses a water shutoff agent for oil extraction, which is prepared by mixing epoxy resins, polyethylene ammonia, calcium lignosulphonate, calcium chloride and water.
本发明公开了一种采油用堵水剂,由环氧树脂、聚乙烯聚氨、木质素磺酸钙、氯化钙、水混合组成。
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