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Inventor

Robert M. Ormiston

Inventor
San Francisco, CA, US

Overview

2→
Patents
1977–1988
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 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 chemistry25%
C01BNon-metallic elements25%
C10GCracking hydrocarbon oils25%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
PatentTitleYear
4,769,228'Method of reducing sulfur deposition in hydrogen sulfide equipment'19884,033,898'In situ hydrocarbon conversion catalyst regeneration without sulfur contamination of vessels communicating with catalyst reactor'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1988Patents assigned to CHEVRON RES (2)· patent assignee history
1977Based in San Anselmo, CA, US· patent location history
1988Based in San Francisco, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHEVRON RES21977–1988
Locations
LocationPatentsSpan
San Francisco, California, US11988
San Anselmo, California, US11977