P

Inventor

COMOLLI ALFRED G

US21 patents
⚠️ This page may combine multiple inventors who share the name “COMOLLI ALFRED G”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HYDROCARBON RESEARCH INC

13 patents
US5037791AAug 6, 1991

Porous metal oxide supported carbon-coated catalysts and method for producing same

HYDROCARBON RESEARCH INC83 citations96
US4853111AAug 1, 1989

Two-stage co-processing of coal/oil feedstocks

HYDROCARBON RESEARCH INC79 citations95
US4249909AFeb 10, 1981

Drying and passivating wet coals and lignite

HYDROCARBON RESEARCH INC46 citations92
US4221653ASep 9, 1980

Catalytic hydrogenation process and apparatus with improved vapor liquid separation

HYDROCARBON RESEARCH INC45 citations92
US4874506AOct 17, 1989

Catalytic two-stage coal hydrogenation process using extinction recycle of heavy liquid fraction

HYDROCARBON RESEARCH INC24 citations91
US4842719AJun 27, 1989

Catalytic two-stage coal hydrogenation and hydroconversion process

HYDROCARBON RESEARCH INC38 citations91
US4839030AJun 13, 1989

Coal liquefaction process utilizing coal/CO2 slurry feedstream

HYDROCARBON RESEARCH INC47 citations91
US4816141AMar 28, 1989

Catalytic two-stage liquefaction of coal utilizing cascading of used ebullated-bed catalyst

HYDROCARBON RESEARCH INC35 citations91
US4151073AApr 24, 1979

Process for phase separation

HYDROCARBON RESEARCH INC27 citations82
US4879021ANov 7, 1989

Hydrogenation of coal and subsequent liquefaction of hydrogenated undissolved coal

HYDROCARBON RESEARCH INC21 citations81
US5045180ASep 3, 1991

Catalytic two-stage coal liquefaction process having improved nitrogen removal

HYDROCARBON RESEARCH INC7 citations74
US4495055AJan 22, 1985

Coal catalytic hydrogenation process using direct coal slurry feed to reactor with controlled mixing conditions

HYDROCARBON RESEARCH INC13 citations72
US4381986AMay 3, 1983

Cooling and solidification of heavy hydrocarbon liquid streams

HYDROCARBON RESEARCH INC0 citations42

HYDROCARBON TECHNOLOGIES INC

4 patents

SENERGY LLC

2 patents

(unassigned)

1 patent

GANGULI PARTHA S

1 patent