发明名称 |
Washing method of petroleum equipment and washing solution for use with the method |
摘要 |
A washing method of petroleum equipment using washing solution capable of being used in a waterless environment is provided. A compound of surface-active agent and oil is used as the washing solution of the petroleum equipment. Content of the surface-active agent in the compound is preferably 1 to 20 volume %. The surface-active agent is preferably selected from the group consisting of anionic surface-active agent, cationic surface-active agent, amphoteric surface-active agent and nonionic surface-active agent. The oil is preferably at least one selected from the group consisting of kerosene, light gas oil, vacuum gas oil and light cycle oil fraction obtained from a fluid catalystic cracking unit.
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申请公布号 |
US2003037807(A1) |
申请公布日期 |
2003.02.27 |
申请号 |
US20020268681 |
申请日期 |
2002.10.11 |
申请人 |
SOFTARD INDUSTRIES CO., LTD. |
发明人 |
KAWAKAMI KATSHUIKO;HOSOKAWA HIROZUMI |
分类号 |
B08B9/02;B08B9/08;C11D1/28;C11D1/34;C11D1/72;C11D1/74;C11D1/83;C11D1/86;C11D1/94;C11D3/18;C11D11/00;C11D17/00;F28G9/00;(IPC1-7):B08B3/00 |
主分类号 |
B08B9/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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