发明名称 |
Use of glycine-N,N-diacetic acid derivatives as complexing agents for alkaline earth metal and heavy metal ions in the production and transport of petroleum and natural gas |
摘要 |
Glycine-N,N-diacetic acid derivatives and their alkali metal, akaline earth metal, ammonium and substituted ammonium salts, used as completing agents for alkaline earth metal and heavy metal ions in the production and transport of petroleum and natural gas.
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申请公布号 |
US5783524(A) |
申请公布日期 |
1998.07.21 |
申请号 |
US19950567479 |
申请日期 |
1995.12.05 |
申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
GREINDL, THOMAS;SLOTMAN, WILHELMUS |
分类号 |
C09K8/528;(IPC1-7):C09K3/00;C09K7/00;E21B43/26;E21B43/27 |
主分类号 |
C09K8/528 |
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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