Assignee
SOUTH AFRICAN COAL OIL GAS
6 granted patents·53 citations·filing 1975–1978
Top patents by PatentIndex Score
6 records- 0159US4045187ACarbonaceous materialSOUTH AFRICAN COAL OIL GAS·Filed 1975·Granted Aug 30, 1977·16 cites·20 claims
- 0254US3992281ARemoval of solid contaminants from tar and tar-like productsSOUTH AFRICAN COAL OIL GAS·Filed 1975·Granted Nov 16, 1976·12 cites·5 claims
- 0350US4232729AAir-cooled heat exchanger for cooling industrial liquidsSOUTH AFRICAN COAL OIL GAS·Filed 1978·Granted Nov 11, 1980·16 cites·20 claims
- 0429US4036730ASolvent-refining of coalSOUTH AFRICAN COAL OIL GAS·Filed 1975·Granted Jul 19, 1977·3 cites·30 claims
- 0520US3962978AHandling of hot particulate materials, such as for example, hot agglomerated coal ash and coal ash clinkerSOUTH AFRICAN COAL OIL GAS·Filed 1975·Granted Jun 15, 1976·4 cites·21 claims
- 0612US3975605AParticulate material supply detectorsSOUTH AFRICAN COAL OIL GAS·Filed 1975·Granted Aug 17, 1976·2 cites·9 claims
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