Inventor
BUCHWALD HANS
DE25 patents
⚠️ This page may combine multiple inventors who share the name “BUCHWALD HANS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KALI CHEMIE AG
16 patentsUS4995908AFeb 26, 1991
Dichlorotrifluoroethane-containing mixtures
KALI CHEMIE AG7 citations73
US4492641AJan 8, 1985
Process for the chip forming, cutting or abrasive working of metals
KALI CHEMIE AG8 citations73
US5271861ADec 21, 1993
Fluorochlorohydrocarbon-free cleaning compositions
KALI CHEMIE AG9 citations72
US5135676AAug 4, 1992
Cleaning compositions formed of hydrogen-containing fluorochlorohydrocarbons and partially fluorinated alkanols
KALI CHEMIE AG9 citations72
US4770714ASep 13, 1988
Solvent mixture containing 2,2,2-trifluoroethanol for use as a cleaning composition
KALI CHEMIE AG12 citations67
US5399281AMar 21, 1995
Composition with hydrogen-containing fluorochlorohydrocarbons
KALI CHEMIE AG6 citations61
US5120462AJun 9, 1992
Dichloropentafluoropropanes and acetone compositions
KALI CHEMIE AG6 citations61
US5112517AMay 12, 1992
Cleaning compositions comprising dichlorotrifluoroethanes and alkanols
KALI CHEMIE AG3 citations61
US5102469AApr 7, 1992
Dichloropentafluoropropane-containing compositions for removing water from surfaces
KALI CHEMIE AG5 citations61
US4746463AMay 24, 1988
Process for producing novel products by hydrogen fluoride with esters of fatty acids
KALI CHEMIE AG3 citations61
US4659493AApr 21, 1987
Process for producing novel products by hydrogen fluoride with esters of fatty acids
KALI CHEMIE AG4 citations61
US5246618ASep 21, 1993
Cleaning compositions (containing fluorochlorocarbon, C1 to C4 alkanol and ethyl or methyl proprionate)
KALI CHEMIE AG4 citations60
US5114609AMay 19, 1992
Cleaning compositions
KALI CHEMIE AG6 citations60
US4906304AMar 6, 1990
Difluorotetrachloroethane mixtures and their use in removing waxes
KALI CHEMIE AG2 citations60
US5087285AFeb 11, 1992
Dichloromonofluoroethane compositions
KALI CHEMIE AG1 citations51
US5304321AApr 19, 1994
Cleaning compositions, formed of hydrogen-containing fluorochlorohydrocarbons and partially fluorinated alkanols
KALI CHEMIE AG0 citations50
SOLVAY FLUOR & DERIVATE
7 patentsUS5674825AOct 7, 1997
Difluoromethoxy-2,2,2-trifluoroethane compositions and methods of use
SOLVAY FLUOR & DERIVATE15 citations81
US5300253AApr 5, 1994
1-chloro-2,2,2-trifluoroethyl difluoromethyl ether compositions for removing water from surfaces
SOLVAY FLUOR & DERIVATE8 citations73
US5529618AJun 25, 1996
Compositions comprising difluoromethoxy-2,2,2-trifluoroethane
SOLVAY FLUOR & DERIVATE9 citations72
US5476603ADec 19, 1995
Compositions comprising chlorine-free, optionally hydrogen-containing fluorocarbons
SOLVAY FLUOR & DERIVATE9 citations72
US5393442AFeb 28, 1995
Compositions containing 1-chloro-2,2,2-trifluoroethyl defluoromethyl ether
SOLVAY FLUOR & DERIVATE9 citations70
US5429760AJul 4, 1995
Refrigerant composition containing trifluoromethane and 1,1,1,2-tetrafluoroethane
SOLVAY FLUOR & DERIVATE5 citations54
US5888688AMar 30, 1999
Difluoromethoxy-2, 2, 2-trifluoroethane compositions and methods of use
SOLVAY FLUOR & DERIVATE1 citations51