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一种用于钢质管道内壁焊口防腐的焊口保护器近日在江汉油田设计院投入批量生产.这是该院针对油田输送污水和腐蚀介质时管道内壁腐蚀严重这一状况研制的,1991年8月获得了国家专利.
Recently, a welding tip protector used for anticorrosion of inner wall of steel pipe was put into mass production in Design Institute of Jianghan Oil Field recently, which was developed by the hospital in response to the serious corrosion of inner wall of pipeline when the sewage and corrosive medium are transported by oil field. August won the national patent.