Description
WORKING-UP TAR, PITCH, ASPHALT, BITUMEN; PYROLIGNEOUS ACID (compositions of bituminous materials C08L 95/00; carbon filaments by decomposition of organic filaments D01F 9/14)
C10C
Technology
Sub-Class
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- 3 174 US PATENTS IN FORCE
- 47 US APPLICATIONS PENDING
- 310 Total Patent Owners
- 1276 TOTAL INVENTORS
Subclasses
| Subclass | Title |
|---|---|
| 1/00 | Working-up tar (obtaining hydrocarbon oils C10G ) |
| 1/02 | Working-up tar (obtaining hydrocarbon oils C10G ) Removal of water (by distillation C10C 1/06) |
| 1/04 | Working-up tar (obtaining hydrocarbon oils C10G ) by distillation |
| 1/06 | Working-up tar (obtaining hydrocarbon oils C10G ) by distillation Removal of water |
| 1/08 | Working-up tar (obtaining hydrocarbon oils C10G ) by distillation Winning of aromatic fractions |
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 9,120,978 | Exfoliation of asphaltenes for improved recovery of unconventional oils | Feb 24, 12 | Sep 01, 15 | BAKER HUGHES INCORPORATED |
| 9,120,983 | Process and system for enhanced separation of hydrocarbon emulsions | Jul 27, 12 | Sep 01, 15 | CENOVUS ENERGY INC. |
| 9,102,884 | Hydroprocessed product | Aug 31, 12 | Aug 11, 15 | EXXONMOBIL CHEMICAL PATENTS INC. |
Recent Publications
Not AvailableTop Owners in This Class
Top Owners in This Subclass
Applications Filed in This Class - By Year
Applications Filed in This Subclass - By Year
Patents Issued To Date - By Filing Year
Average Time to Issuance
- 35 Months (last 2 years Issuances)
- 35 Months (last 5 years Issuances)
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