发明名称 |
Process for beneficiating oil-shale |
摘要 |
Disclosed is a process for removing mineral matter from oil-shale which method comprises contacting the oil-shale with (a) an ammonium salt solution, and (b) a nonionic surfactant at a temperature from about 0 DEG C. to about 300 DEG C. for a time which is sufficient to substantially separate at least about 80 wt. % of the carbonate mineral matter of the oil-shale.
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申请公布号 |
US4491514(A) |
申请公布日期 |
1985.01.01 |
申请号 |
US19840600432 |
申请日期 |
1984.04.16 |
申请人 |
EXXON RESEARCH & ENGINEERING CO. |
发明人 |
SISKIN, MICHAEL;BRONS, GLEN B. |
分类号 |
C10G1/00;C10G1/04;C10L9/02;(IPC1-7):C10G1/04 |
主分类号 |
C10G1/00 |
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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