Inventor
Walter W. Gale
Inventor
Houston, TX, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C09Kprimary
C09KMaterials for miscellaneous applications, not provided for elsewhere50%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests29%
B01DSeparation7%
C10GCracking hydrocarbon oils7%
E21BEarth or rock drilling7%
PatentTitleYear
4,589,998'Method for treating oil-water emulsions and recovering surfactants'19864,479,542'Enhanced oil recovery process utilizing a lignosulfonate as a _solubilizing agent in an afterflush'19844,293,428'Propoxylated ethoxylated surfactants and method of recovering oil therewith'19814,271,907'Microemulsions which compatibly incorporate viscosifiers and their use in enhanced oil recovery'19813,994,342'Microemulsion flooding process'19763,983,940'Water-external microemulsion and method of recovering oil therewith'19763,977,471'Oil recovery method using a surfactant'19763,946,812'Use of materials as waterflood additives'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1986Patents assigned to EXXON PRODUCTION RESEARCH CO (8)· patent assignee history
1976–1984Based in Houston, TX, US· patent location history
1986Based in Spring, TX, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| EXXON PRODUCTION RESEARCH CO | 8 | 1976–1986 |
Locations
| Location | Patents | Span |
|---|---|---|
| Houston, Texas, US | 7 | 1976–1984 |
| Spring, Texas, US | 1 | 1986 |