Description
Class C10C : WORKING-UP TAR, PITCH, ASPHALT, BITUMEN; PYROLIGNEOUS ACID
Subclass 1/06: Working-up tar (obtaining hydrocarbon oils C10G ) by distillation Removal of water
C10C 1/06
Sub-Class
Stats
- 2 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- 2 Total Patent Owners
- 5 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 7074322 | System and method for liquefying variable selected quantities of light hydrocarbon gas with a plurality of light hydrocarbon gas liquefaction trains | Sep 29, 03 | Jul 11, 06 | BP CORPORATION NORTH AMERICA INC. |
| 6173776 | Cleaning compositions for oil and gas wells, lines, casings, formations and equipment and methods of use | Dec 24, 98 | Jan 16, 01 | Nor Industries, Inc. |
Recent Publications
Not Available
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 28 Months (last 2 years Issuances)
- 28 Months (last 5 years Issuances)