Inventor
Wilbur L. Hall
Inventor
Bellaire, TX, US
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling65%
C09KMaterials for miscellaneous applications, not provided for elsewhere26%
E21CMining or quarrying4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
PatentTitleYear
4,620,594'Vertical conformance steam drive oil recovery method'19864,540,050'Method of improving conformance in steam floods with steam foaming agents'19854,494,605'Sand control employing halogenated, oil soluble hydrocarbons'19854,465,137'Varying temperature oil recovery method'19844,425,968'Selective water exclusion'19844,324,291'Viscous oil recovery method'19824,212,353'Hydraulic mining technique for recovering bitumen from tar sand deposit'19804,207,945'Recovering petroleum from subterranean formations'19804,177,752'High vertical conformance steam drive oil recovery method'19794,175,618'High vertical and horizontal conformance thermal oil recovery process'19794,166,502'High vertical conformance steam drive oil recovery method'19794,166,501'High vertical conformance steam drive oil recovery method'19794,166,503'High vertical conformance steam drive oil recovery method'19794,156,463'Viscous oil recovery method'19794,119,149'Recovering petroleum from subterranean formations'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1986Patents assigned to TEXACO INC (15)· patent assignee history
1978–1986Based in Bellaire, TX, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TEXACO INC | 15 | 1978–1986 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bellaire, Texas, US | 15 | 1978–1986 |