Hellmut Kokot
Inventor
Stats
- 2 US patents issued
- 2 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 2 US Patents Issued
- 2 US Applications Filed
- 7 Total Citation Count
- Aug 18, 1980 Most Recent Filing
- Mar 5, 1979 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| FA. RUTGERSWERKE AG | 1
| 1980
|
| Bergwerksverband GmbH | 1
| 1979
|
Inventor Addresses
| Address | Duration |
|---|---|
| Essen, DE | Nov 04, 80 - Jun 08, 82 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| C10C: | WORKING-UP TAR, PITCH, ASPHALT, BITUMEN; PYROLIGNEOUS ACID | 1 |
| C10G: | CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION | 1 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 4333816 | 1982 | Method for the production of needle coke | 5 |
| 4231856 | 1980 | Purifying filter-clogging coal tar formed from low-temperature coal carbonization | 1 |
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