P

Inventor

OHORODNIK ALEXANDER

DE24 patents

Patents

24 patents
US4003723AJan 18, 1977

Purification of crude hydrogen chloride

HOECHST AG57 citations94
US4206078AJun 3, 1980

Production of space abrasion-resistant active carbon carriers or catalysts

HOECHST AG24 citations80
US4033936AJul 5, 1977

Process for the manufacture of flame retarding linear polyesters

HOECHST AG28 citations80
US4518538AMay 21, 1985

Process for making methyldichlorophosphane

HOECHST AG7 citations72
US4101573AJul 18, 1978

Production of methyldichlorophosphane

HOECHST AG17 citations71
US4062888ADec 13, 1977

Continuous production of 2,5-dioxo-1-oxa-2-phospholanes

HOECHST AG7 citations71
US4022826AMay 10, 1977

Production of beta-halogenoformyl-ethyl phosphinic acid halides

HOECHST AG13 citations71
US4016048AApr 5, 1977

Distillative purification of 2,5-dioxo-1-oxa-2-phospholanes

HOECHST AG10 citations71
US4171427AOct 16, 1979

Process for continuously removing monomers from an aqueous dispersion of a polymer

HOECHST AG19 citations70
US4104304AAug 1, 1978

Production of methyldichlorophosphane

HOECHST AG10 citations68
US4440925AApr 3, 1984

Process for making fine particulate non-agglomerating chloropolyethylene

HOECHST AG10 citations65
US4560518ADec 24, 1985

Process for the continuous production of 2-carboxyethyl-alkyl-phosphinic acid dialkylesters

HOECHST AG4 citations60
US4549995AOct 29, 1985

Process for making alkanephosphonous acid esters

HOECHST AG5 citations60
US4156691AMay 29, 1979

Production of methyl-[2-(2,4,6-tribromophenylcarbamoyl-)ethyl-]phosphinic acid

HOECHST AG2 citations60
US4105689AAug 8, 1978

Production of N-substituted 2-carbamoyl phosphinic acids

HOECHST AG4 citations60
US4104299AAug 1, 1978

Production of pure methyldichlorophosphane

HOECHST AG3 citations60
US4045295AAug 30, 1977

Purification of sulfuric acid containing acetic acid

HOECHST AG6 citations60
US3978146AAug 31, 1976

Production of 2-chlorobutadiene-1,3

HOECHST AG6 citations57
US3957899AMay 18, 1976

Production of monovinylacetylene

HOECHST AG4 citations57
US4391972AJul 5, 1983

Continuous removal of residual hydrocarbons from polyolefins

HOECHST AG1 citations51
US4318865AMar 9, 1982

Production of 2-chloroformylethylmethylphosphinic acid chlorides

HOECHST AG1 citations51
US4261923AApr 14, 1981

Process permitting the deposition of solid matter in mixtures containing methyldichlorophosphane to be inhibited

HOECHST AG1 citations51
US4209460AJun 24, 1980

Production of pure acetyl chloride

HOECHST AG0 citations51
US4172845AOct 30, 1979

Production of [2-(halogenoformyl)-vinyl]-organyl phosphinic acid halides

HOECHST AG1 citations50