发明授权
- 专利标题: Pipe cleaning composition
- 专利标题(中): 管道清洗组成
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申请号: US456468申请日: 1974-04-01
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公开(公告)号: US3969255A公开(公告)日: 1976-07-13
- 发明人: George F. Connelly, Jr.
- 申请人: George F. Connelly, Jr.
- 专利权人: Connelly Jr George F
- 当前专利权人: Connelly Jr George F
- 主分类号: C23G1/06
- IPC分类号: C23G1/06 ; C02B5/06 ; C02B5/02
摘要:
A pipe cleaning composition containing hydrochloric acid, furfural, dialkylthiourea, benzyl thiocyanate and water has a reduced tendency to attack steel or copper pipe.
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