Inventor
Jeffery W. Koepke
Inventor
La Habra, CA, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry21%
C07CAcyclic or carbocyclic compounds21%
C10GCracking hydrocarbon oils21%
Y02PClimate change mitigation technologies in the production or processing of goods18%
C09KMaterials for miscellaneous applications, not provided for elsewhere5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
C02FTreatment of water, waste water, sewage, or sludge3%
C22BProduction and refining of metals3%
E21BEarth or rock drilling3%
PatentTitleYear
5,472,049'Hydraulic fracturing of shallow wells'19954,883,601'Process for purifying an aqueous, hydrogen sulfide-scrubbing solution'19894,871,445'Hydrocarbon conversion'19894,847,018'Process for producing petroleum sulfonates'19894,777,157'Hydrocracking catalyst'19884,618,738'Hydrocarbon conversion process with catalytically active amorphous silica'19864,548,705'Hydrocracking with catalytically active amorphous silica and zeolites'19854,530,400'Process for enhanced oil recovery employing synthetic sulfonates and petroleum sulfonate blends'19854,513,158'Polymerization and oligomerization with catalytically active amorphous silica'19854,501,925'Chemical reaction promoted by catalytically active amorphous silica'19854,481,102'Cracking with catalytically active amorphous silica'19844,469,905'Process for producing and extracting C.sub.2 to C.sub.6 alcohols'19844,446,036'Process for enhanced oil recovery employing petroleum sulfonate blends'19844,414,137'Catalytically active amorphous silica'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983–1995Patents assigned to UNION OIL CO (14)· patent assignee history
1983–1989Based in La Habra, CA, US· patent location history
1989–1995Based in Orange, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| UNION OIL CO | 14 | 1983–1995 |
Locations
| Location | Patents | Span |
|---|---|---|
| La Habra, California, US | 12 | 1983–1989 |
| Orange, California, US | 2 | 1989–1995 |