Inventor
MCGINNIS EDGAR L
US15 patents
⚠️ This page may combine multiple inventors who share the name “MCGINNIS EDGAR L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GULF RESEARCH DEVELOPMENT CO
10 patentsUS4124485ANov 7, 1978
Separation of solids from coal liquids with an additive blend
GULF RESEARCH DEVELOPMENT CO20 citations81
US4255258AMar 10, 1981
Filtration of a coal liquid slurry using an alkylmethacrylate copolymer and an alcohol
GULF RESEARCH DEVELOPMENT CO9 citations73
US4132630AJan 2, 1979
Method for separating solids from coal liquids
GULF RESEARCH DEVELOPMENT CO6 citations73
US4102774AJul 25, 1978
Separation of solids from coal liquids using an additive
GULF RESEARCH DEVELOPMENT CO15 citations73
US4260485AApr 7, 1981
Filtration of a coal liquid slurry using polyisobutylene and an alcohol
GULF RESEARCH DEVELOPMENT CO5 citations62
US4252646AFeb 24, 1981
Filtration of a coal liquid slurry using an ethylene vinyl acetate copolymer and an alcohol
GULF RESEARCH DEVELOPMENT CO2 citations62
US4252647AFeb 24, 1981
Filtration of a coal liquid slurry using an ethylene vinyl acetate copolymer
GULF RESEARCH DEVELOPMENT CO2 citations62
US4251364AFeb 17, 1981
Filtration of a coal liquid slurry using polyisobutylene
GULF RESEARCH DEVELOPMENT CO4 citations62
US4252648AFeb 24, 1981
Filtration of a coal liquid slurry using an alkylmethacrylate copolymer
GULF RESEARCH DEVELOPMENT CO1 citations51
US4203839AMay 20, 1980
Process for separating solids from coal liquids
GULF RESEARCH DEVELOPMENT CO1 citations51
CHEVRON RES & TECH
5 patentsUS5098480AMar 24, 1992
Industrial asphalts
CHEVRON RES & TECH22 citations92
US5371121ADec 6, 1994
Bitumen compositions containing bitumen, polymer and sulfur
CHEVRON RES & TECH75 citations91
US5330569AJul 19, 1994
Industrial asphalts
CHEVRON RES & TECH11 citations73
US5059300AOct 22, 1991
Asphalts modified by solvent deasphalted bottoms and phosphoric acid
CHEVRON RES & TECH17 citations73
US5224992AJul 6, 1993
Retarding skin formation on hot asphalt
CHEVRON RES & TECH2 citations62