Underground liquefaction of coal
United States Patent 2595979
US Patent References:
/0345586.html
- - 0345586

/0947608.html
- - 0947608

Treatment of coal
- - 1532826

Process for distilling and liquefying coal
- - 1669439

Process for treating hydrocarbons
- - 2039459


Inventors:
Pevere, Ernest F.
Arnold, George B.
Publication Date:
05/06/1952
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Assignee:
TEXAS CO
Primary Class:
166/303
Other Classes:
208/431, 208/400, 299/5, 166/307, 166/272.600
International Classes:
C10G1/04; C10G1/06; E21B43/24; E21B43/26; C10G1/00; E21B43/16; E21B43/25
US Patent References:
2119647Production of valuable hydrocarbons
2165940Process for improving fuel oil
2177376Production of valuable hydrocarbon products