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Inventor

James E. Varnon

Inventor
Houston, TX, US

Overview

4→
Patents
1979–1981
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 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%
E21BEarth or rock drilling50%
PatentTitleYear
4,299,284'High sweep efficiency enhanced oil recovery process'19814,161,982'High conformance enhanced oil recovery process'19794,161,218'High conformance enhanced oil recovery process'19794,159,037'High conformance oil recovery process'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1981Patents assigned to TEXACO INC (4)· patent assignee history
1979Based in Houston, TX, US· patent location history
1981Based in Midland, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TEXACO INC41979–1981
Locations
LocationPatentsSpan
Houston, Texas, US31979
Midland, Texas, US11981