Finally the polyethyleneoil 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。
2
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.
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.