Inventor · disambiguated record
Eckhard Ströfer
Also filed as: STROEFER ECKHARD · STROFER ECKHARD
21 granted patents·5 pending applications·325 citations·filing 1998–2005
95Inventor score
Top patents by PatentIndex Score
26 records- 0192US6916953B2Integrated process for preparing isocyanatesBASF AG·Filed 2002·Granted Jul 12, 2005·33 cites·10 claims
- 0292US6433219B1Method for the production of methylenedi(phenylamine and methylenedi(phenyl isocyanate)BASF AG·Filed 1999·Granted Aug 13, 2002·56 cites·13 claims
- 0390US6576788B1Method for producing mixtures consisting of diphenylmethane diisocyanates and polyphenylene-polymethylene-polyisocyanates containing a reduced amount of chlorinated secondary products and with a reduced iodine color indexBASF AG·Filed 1999·Granted Jun 10, 2003·66 cites·14 claims
- 0488US6831192B2Process for preparing methylenedianiline and methylenebis(phenyl isocyanate)BASF AG·Filed 2002·Granted Dec 14, 2004·20 cites·13 claims
- 0588US6610888B1Reaction of a solution comprising a mixtureBASF AG·Filed 2000·Granted Aug 26, 2003·22 cites·25 claims
- 0687US7230130B2Process for preparing methylenedianiline and methylenebis (phenylisocyanate)BASF AG·Filed 2004·Granted Jun 12, 2007·17 cites·2 claims
- 0774US7342139B2Method for producing highly concentrated formaldehyde solutionBASF AG·Filed 2005·Granted Mar 11, 2008·2 cites·16 claims
- 0870US6350911B1Method for producing aminesBASF AG·Filed 1999·Granted Feb 26, 2002·33 cites·14 claims
- 0969US6758990B2Stabilizing agent for hydroxylamine solutionsBASF AG·Filed 2001·Granted Jul 6, 2004·4 cites·3 claims
- 1068US7713387B2Method for separating trioxane from a trioxane/formaldehyde/water mixture by means of pressure change rectificationBASF AG·Filed 2004·Granted May 11, 2010·4 cites·29 claims
- 1167US6962682B2Fixed-bed process for producing chlorine by catalytic gas-phase oxidation of hydrogen chlorideBASF AG·Filed 2002·Granted Nov 8, 2005·8 cites·9 claims
- 1267US6673960B1Work-up of distillation residues from the synthesis of toluene diisocyanateBASF AG·Filed 1999·Granted Jan 6, 2004·21 cites·16 claims
- 1363US6299734B1Preparation of an aqueous solution of free hydroxylamineBASF AG·Filed 1998·Granted Oct 9, 2001·25 cites·11 claims
- 1455US7381851B2Method for producing formaldehydeBASF AG·Filed 2004·Granted Jun 3, 2008·2 cites·17 claims
- 1554US7193115B2Highly concentrated formaldehyde solution, production and reaction thereofBASF AG·Filed 2002·Granted Mar 20, 2007·2 cites·14 claims
- 1653US7029557B2Method for producing an aqueous hydroxylamine solution devoid of saltBASF AG·Filed 2002·Granted Apr 18, 2006·2 cites·11 claims
- 1744US6153799AMethod for producing highly pure aqueous hydroxylamine solutionsBASF AG·Filed 1998·Granted Nov 28, 2000·8 cites·6 claims
- 1843US2005175528A1Method for producing chlorine from hydrogen chlorideBASF AG·Filed 2003·Application pending·0 cites
- 1942US2004115118A1Preparation of chlorine by gas-phase oxidation of hydrogen chlorideBASF AG·Filed 2002·Application pending·0 cites
- 2042US2004115119A1Preparation of chlorine by gas-phase oxidation of hydrogen chlorideBASF AG·Filed 2002·Application pending·0 cites
- 2141US6942762B2Method for the production of a salt-free aqueous hydroxylamine solutionBASF AKTEINGESELLSCHAFT·Filed 2002·Granted Sep 13, 2005·0 cites·15 claims
- 2240US7431804B2Method for carrying out the distillation or reactive distillation of a mixture containing at least one toxic constituentBASF AG·Filed 2002·Granted Oct 7, 2008·0 cites·6 claims
- 2340US7105078B2Method for producing an aqueous hydroxylamine solution devoid of saltBASF AG·Filed 2002·Granted Sep 12, 2006·0 cites·14 claims
- 2436US2003092939A1Preparation of metal formate/formic acid mixturesFiled 2002·Application pending·0 cites
- 2533US2005176973A1Method for producing pure trioxaneFiled 2003·Application pending·0 cites
- 2632US7544832B2Reaction column in a special combination with a natural circulation evaporatorBASF AG·Filed 2002·Granted Jun 9, 2009·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →