Mannheim
Germany
98
2018-05-17
The entities that hold a legal rights for patent applications filed by inventor Stroefer Eckhard:
Eckhard Stroefer from Mannheim, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Process for preparing polyoxymethylene dimethyl ethers from formaldehyde and methanol in aqueous solutions
#2 | 2015-06-18PROCESS FOR THE PREPARATION OF NITRATED AROMATICS AND MIXTURES THEREOF
#3 | 2013-05-02Process for preparing isocyanates and/or polyisocyanates
#4 | 2012-11-29Process for preparing polyisocyanates from biomass
#5 | 2012-10-04Process for the preparation of aromatic formamides
#6 | 2012-10-04Process for preparing isocyanates
#7 | 2012-09-27Process for preparing isocyanates by thermally cleaving carbamates
#8 | 2012-08-16Process for coproducing di- and/or polyisocyanates and glycols
#9 | 2012-08-02Process for preparing isocyanates
#10 | 2012-07-05Process for preparing isocyanates
#11 | 2012-07-05Process for preparing light-coloured isocyanates of the diphenylmethane series
#12 | 2012-06-21Process for preparing mononitrated organic compounds
#13 | 2012-05-03Method of measuring entry of water into phosgene-conducting plants
#14 | 2012-05-03Process for the preparation of light-colored iocyanates of a diphenylmethanediisocyanate series
#15 | 2012-04-26Process for the production of isocyanates, preferably diisocyanates and polyisocyanates with solvent recirculation
#16 | 2012-02-23Method for producing color-stable MDA and MDI
#17 | 2012-02-09Process for preparing MDA via the stage of the aminal
#18 | 2012-01-05Process and apparatus for preparing isocyanates
#19 | 2011-12-22HETEROGENEOUSLY CATALYZED CARBAMATE DISSOCIATION FOR SYNTHESIS OF ISOCYANATES OVER SOLID LEWIS ACIDS
#20 | 2011-12-15Process for the preparation of nitrated aromatics and mixtures thereof
#21 | 2011-10-27Process for preparing an isocyanate
#22 | 2011-10-13Process for preparing aromatic isocyanates
#23 | 2011-08-25Process for preparing isocyanates
#24 | 2011-07-21Process for preparing isocyanates by thermal dissociation of carbamates
#25 | 2011-05-26Process for preparing isocyanates
#26 | 2011-01-27Method for treating residues from the production of isocyanates
#27 | 2010-12-23METHOD FOR THE PRODUCTION OF CRUDE TRIOXANE
#28 | 2010-12-16Process for preparing isocyanates
#29 | 2010-11-04Process for preparing polyoxymethylene homopolymers or copolymers by homopolymerization or copolymerization of trioxane, starting from methanol
#30 | 2010-10-28Method for producing isocyanates
#31 | 2010-10-28Method for separating tioxane from a trioxane/formaldehyde/water mixture by means of pressure change rectification
#32 | 2010-09-09METHOD FOR PREPARING ISOCYANATE ADDUCTS
#33 | 2010-08-26Process for preparing isocyanates
#34 | 2010-06-17INTEGRATED METHOD FOR PRODUCING TRIOXANE FROM FORMALDEHYDE
#35 | 2010-06-10METHOD FOR PRODUCING CYCLIC FORMALDEHYDE DERIVATIVES FROM POLYOXY DIALKYL ETHERS
#36 | 2010-05-27METHOD FOR PRODUCING TRIOXANE FROM TRIOXYMETHYLENE GLYCOL DIMETHYL ETHER
#37 | 2010-05-13Method for separating trioxane from a trioxane/formaldehyde/water mixture by means of pressure change rectification
#38 | 2010-03-25Method for producing isocyanates
#39 | 2010-03-04METHOD FOR PRODUCING ISOCYANATES
#40 | 2010-02-18METHOD FOR PRODUCING ISOCYANATES
#41 | 2009-11-26Process for preparing pentamethylene 1,5-diisocyanate
#42 | 2009-11-12Method for producing isocyanates
#43 | 2009-11-05Method for producing isocyanates
#44 | 2009-09-03Method for producing isocyanates
#45 | 2009-07-23Integrated method for the preparation of trioxane from formaldehyde
#46 | 2009-04-30METHOD FOR PRODUCING POLYISOCYANATES
#47 | 2009-04-30Method for producing polyisocyanates
#48 | 2008-11-20Process for Producing Trioxane and at Least One Comonomer
#49 | 2008-11-13Integrated Method For the Production of Trioxane From Formaldehyde
#50 | 2008-10-23Method for purifying residues containing isocyanates
#51 | 2008-10-16Method for the production of dioxolane
#52 | 2008-10-09Process for the preparation of isocyanates
#53 | 2008-09-25Method For the Production of Chlorine By Means of Gas Phase Oxidation of Hydrogen Chloride
#54 | 2008-09-11Process for preparing polyoxymethylene dimethyl ethers from methanol and formaldehyde
#55 | 2008-09-11Biodiesel Fuel Mixture Containing Polyoxymethylene Dialkyl Ether
#56 | 2008-08-28Method for the production of polyoxymethylene dialkyl ethers from trioxan and dialkylethers
#57 | 2008-08-28Method for producing polyoxymethylene dimethyl ethers from methanol and formaldehyde
#58 | 2008-08-21Method for producing diisocyanates
#59 | 2008-08-21Mdi Production By Means of Liquid Phase and Gas Phase Phosgenation
#60 | 2008-08-14Integrated Process For Preparing Trioxane From Formaldehyde
#61 | 2008-07-17Mmdi and Pmdi Production By Means of Gas Phase Phosgenation
#62 | 2008-07-03Method for producing chlorine
#63 | 2007-12-20Method for separating hydrogen chloride and phosgene
#64 | 2007-12-20Trioxane production method wherein a side aqueous flow is deducted at a first distillation stage
#65 | 2007-12-20Method for the Separation by Distillation of Pure Trioxane
#66 | 2007-11-29Method for separating trioxane from a trioxane/formaldehyde/water mixture by means of pressure change rectification
#67 | 2007-11-22Method for operating a liquid ring compressor
#68 | 2007-11-08Method for Producing Polyoxymethylene Dimethyl Ethers
#69 | 2007-10-04Isocyanate Production Method
#70 | 2007-08-30Fluidized Bed Method And Reactor For Carrying Out Exotermic Chemical Equilibruim Reaction
#71 | 2007-08-09Reactor and method for producing chlorine from HCl
#72 | 2007-07-05Method for separating trioxane from a mixture containing trioxane, formaldehyde and water
#73 | 2007-06-21Method for producing formaldehyde
#74 | 2007-06-14Method for producing highly concentrated formaldehyde solution
#75 | 2007-05-10Separation of liquid mixtures in a film evaporator
#76 | 2007-04-12Method for the distillative recovery of toluylenediamine
#77 | 2007-01-18Method for the purification of isocyanates
#78 | 2007-01-11Method for the production of diaminodiarylmethanes
#79 | 2006-11-23Method for the production of chlorine
#80 | 2006-11-09Method for the continuous production of isocyanates
#81 | 2006-10-05Method for producing polyisocyanates
#82 | 2006-09-21Production of high-concentration formaldehyde solutions
#83 | 2006-09-14Initial compounds for producing polyurethanes
#84 | 2006-08-24Method for preparing highly concentrated, gaseous formaldehydes
#85 | 2006-08-03Preparation of thiols
#86 | 2006-06-29Catalyst for the catalytic oxidation of hydrogen chloride
#87 | 2006-06-22Method for the purification of isocyanates
#88 | 2006-06-15Use of H2S-containing offgas streams for preparing sulfur-containing products
#89 | 2006-06-15Separation of a substance mixture consisting of hydrogen chloride and phosgene
#90 | 2006-06-01Method for the production of isocyanates
#91 | 2006-05-11Method for producing chlorine from hydrochloric from hydrochloric aid
#92 | 2006-04-27Method for separating isocyanates out from a reaction mixture
#93 | 2006-03-09Reprocessing of reaction material discharged from phosgenation reactors
#94 | 2006-01-19Method for separating out solvent from a reaction mixture resulting from an isocyanate synthesis and for purifying this solvent
#95 | 2005-12-08Moderate-pressure gas phase phosgenation
#96 | 2005-10-06Method for producing isocyanates
#97 | 2005-07-14Method for producing isocyanates
#98 | 2005-03-31Production of isocyanates in the gaseous phase
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