Inventor

Bruce K. Schmid

Inventor

Denver, CO, US

Overview

1979–1985

Patent span

Chemistry

Primary field (CPC C)

Patents· 15 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C10Gprimary

C10GCracking hydrocarbon oils100%

PatentTitleYear

4,541,916'Coal liquefaction process using low grade crude oil'1985 4,364,818'Control of pyrite addition in coal liquefaction process'1982 4,322,389'Integrated coal liquefaction-gasification plant'1982 4,230,556'Integrated coal liquefaction-gasification process'1980 4,227,991'Coal liquefaction process with a plurality of feed coals'1980 4,222,847'Coal liquefaction process with improved slurry recycle system'1980 4,222,846'Coal liquefaction-gasification process including reforming of naphtha product'1980 4,222,845'Integrated coal liquefaction-gasification-naphtha reforming process'1980 4,222,848'Coal liquefaction process employing extraneous minerals'1980 4,203,823'Combined coal liquefaction-gasification process'1980 4,189,374'Coal liquefaction process employing internal heat transfer'1980 4,189,375'Coal liquefaction process utilizing selective heat addition'1980 4,159,237'Coal liquefaction process employing fuel from a combined gasifier'1979 4,159,236'Method for combining coal liquefaction and gasification processes'1979 4,159,238'Integrated coal liquefaction-gasification process'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1982Patents assigned to GULF OIL CORP (12)· patent assignee history

1979–1982Based in Denver, CO, US· patent location history

1980–1985Patents assigned to GULF RESEARCH DEVELOPMENT CO (2)· patent assignee history

1982Patents assigned to PITTSBURGH MIDWAY COAL MINING (1)· patent assignee history

1982Based in Englewood, CO, US· patent location history

1985Based in Littleton, CO, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
GULF OIL CORP	12	1979–1982
GULF RESEARCH DEVELOPMENT CO	2	1980–1985
PITTSBURGH MIDWAY COAL MINING	1	1982

Locations

Location	Patents	Span
Denver, CO, US	13	1979–1982
Littleton, CO, US	1	1985
Englewood, CO, US	1	1982