Inventor
BIVENS DONALD B
US12 patents
Patents
12 patentsUS5182040AJan 26, 1993
Azeotropic and azeotrope-like compositions of 1,1,2,2-tetrafluoroethane
DU PONT169 citations98
US5417871AMay 23, 1995
Hydrofluorocarbon compositions
DU PONT62 citations95
US4810403AMar 7, 1989
Halocarbon blends for refrigerant use
DU PONT158 citations95
US5403504AApr 4, 1995
Process for heating and cooling using substantially constant boiling compositions of fluorinated hydrocarbons
DU PONT31 citations92
US5277834AJan 11, 1994
Near-azeotropic blends for use as refrigerants
DU PONT49 citations92
US5262077ANov 16, 1993
Halocarbon blends
DU PONT22 citations91
US5616276AApr 1, 1997
Azeotrope-like refrigerants with chlorodifluoromethane, pentafluoroethane, and C2 -C4 hydrocarbon
DU PONT17 citations82
US5516446AMay 14, 1996
Compositions of 1,1,1,2-tetrafluoroethane and dimethyl ether
DU PONT6 citations73
US5061394AOct 29, 1991
Azeotropic composition of 1-chloro-1,2,2,2-tetrafluoroethane and dimethyl ether
DU PONT8 citations73
US5635099AJun 3, 1997
Near-azeotropic blends for use as refrigerants with pentafluoroethane, trifluoroethane, and tetrafluoroethane
DU PONT4 citations62
US5589098ADec 31, 1996
Compositions of difluoromethane and tetrafluoroethane
DU PONT3 citations62
US5284596AFeb 8, 1994
Substantially constant boiling compositions of 1,1,1,2-tetra-fluoroethane and dimethyl ether
DU PONT3 citations62