Inventor · disambiguated record
Winfried Lork
Also filed as: LORK WINFRIED
18 granted patents·1 pending application·240 citations·filing 1973–2002
94Inventor score
Top patents by PatentIndex Score
19 records- 0194US4280010AContinuous production of alkyl acrylates free from etherHOECHST AG·Filed 1979·Granted Jul 21, 1981·44 cites·11 claims
- 0292US4664753AProcess for separating iodine and its compounds from the carbonylation products obtained by subjecting dimethylether, methyl acetate or methanol to a carbonylation reactionHOECHST AG·Filed 1984·Granted May 12, 1987·31 cites·8 claims
- 0383US4444624AProcess for separating acetone from carbonylation mixturesHOECHST AG·Filed 1982·Granted Apr 24, 1984·18 cites·10 claims
- 0480US4556644AProcess for purifying and recovering contaminated catalyst solution obtained in the carbonylation of methyl acetate and/or dimethyletherHOECHST AG·Filed 1982·Granted Dec 3, 1985·32 cites·6 claims
- 0576US4442304AProcess for purifying and recovering contaminated catalyst solution obtained in the carbonylation of methyl acetate and/or dimethyletherHOECHST AG·Filed 1982·Granted Apr 10, 1984·12 cites·14 claims
- 0671US4557760AProcess for recovering noble metals belonging to group VIII of the Periodic System of the elements from a contaminated catalyst solution originating from the carbonylation of methyl acetate and/or dimethyletherHOECHST AG·Filed 1984·Granted Dec 10, 1985·22 cites·6 claims
- 0770US4746640AProcess for purifying and recovering catalyst solution contaminated during the carbonylation of methyl acetate and/or dimethyletherHOECHST AG·Filed 1987·Granted May 24, 1988·10 cites·5 claims
- 0869US4629711AProcess for purifying and recovering contaminated catalyst solution obtained in the carbonylation of methyl acetate and/or dimethyletherHOECHST AG·Filed 1986·Granted Dec 16, 1986·23 cites·6 claims
- 0968US4414160AProcess for making carboxylic acid halidesHOECHST AG·Filed 1981·Granted Nov 8, 1983·8 cites·5 claims
- 1060US5002914AProcess for purifying and recovering the contaminated catalyst solution arising in the carbonylation of methanol and/or methyl acetate and/or dimethyl etherHOECHST AG·Filed 1990·Granted Mar 26, 1991·7 cites·4 claims
- 1158US4543217AProcess for making carboxylic acid halidesHOECHST AG·Filed 1983·Granted Sep 24, 1985·5 cites·4 claims
- 1255US4252983AProduction of acetic anhydride and acetic acid from acetaldehydeHOECHST AG·Filed 1978·Granted Feb 24, 1981·4 cites·3 claims
- 1350US4440570AProcess for purifying and recovering contaminated catalyst solution obtained in the carbonylation of methyl acetate and/or dimethyletherHOECHST AG·Filed 1982·Granted Apr 3, 1984·9 cites·7 claims
- 1444US3985800AProcess for the manufacture of acrylic acidHOECHST AG·Filed 1973·Granted Oct 12, 1976·2 cites·5 claims
- 1541US5047377AProcess for the purification and recovery of the contaminated solution of the catalyst produced on carbonylation of methanol and/or methyl acetate and/or dimethyl etherHOECHST AG·Filed 1990·Granted Sep 10, 1991·8 cites·5 claims
- 1638US7309804B2Process for purifying 1,2-dichloroethaneVINNOLIT TECHNOLOGIE GMBH & CO·Filed 2002·Granted Dec 18, 2007·0 cites·19 claims
- 1738US4985383AProcess for removing metallic corrosion products from a contaminated catalyst solution produced on carbonylation of methanol and/or methyl acetate and/or dimethyl etherHOECHST AG·Filed 1990·Granted Jan 15, 1991·5 cites·6 claims
- 1831US2003004380A1Method for producing 1,2-dichloroethaneFiled 2001·Application pending·0 cites
- 1925US4352761AProduction of acetyl chlorideHOECHST AG·Filed 1981·Granted Oct 5, 1982·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →