Patent search ap:("STANDARD OIL DEV CO") AND inv:"COLEMAN JOHN A" Page 1

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发明授权
Water-soluble sludge acid and method of preparing the same 失效
Title translation: 水溶性污泥酸及其制备方法

公开(公告)号：US1892650A

公开(公告)日：1932-12-27

申请号：US58645832

申请日：1932-01-13

Applicant: STANDARD OIL DEV CO

Inventor： COLEMAN STEWART P , COLEMAN JOHN A

IPC: C07C303/00

CPC classification number: C07C303/00 , C10G1/04 , C10G2300/202

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