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SULZER CHEMTECH AG

Overview
  • Total Patents
    1,329
  • GoodIP Patent Rank
    6,484
  • Filing trend
    ⇩ 58.0%
About

SULZER CHEMTECH AG has a total of 1,329 patent applications. It decreased the IP activity by 58.0%. Its first patent ever was published in 1989. It filed its patents most often in EPO (European Patent Office), United States and China. Its main competitors in its focus markets chemical engineering, machines and organic fine chemistry are NINGXIA LONGJIANG CHEMICAL TECH CO LTD, BUSS SMS CANZLER GMBH and RESOURSE PLUS LTD.

Patent filings per year

Chart showing SULZER CHEMTECH AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Stepanski Manfred 64
#2 Costa Liborio Ivano 46
#3 Fleischli Markus 41
#4 Fehr Emil 39
#5 Duss Markus 38
#6 Pilling Mark W 37
#7 Moser Felix 37
#8 Kuszlik Andrzej 36
#9 Heusser Rolf 33
#10 Sueess Philipp 33

Latest patents

Publication Filing date Title
EP3498689A1 A plant and method for purifying an isomeric monomer, such as 4,4'-methylene diphenyl diisocyanate, from a crude mixture
EP3479893A1 An improved mixer duct and a process of using it
KR20190065328A A process for producing a polyester polymer and a polyester polymer obtainable by the process
EP3417923A1 A liquid distributor for a separation device comprising a screen made of a carbon composite material
EP3392288A1 A process to prepare a cyclic oligomer and a cyclic oligomer obtainable thereby and a process to polymerize it
EP3388411A1 A process for purifying a crude composition including a monoterpene compound, such as a monocyclic monoterpene alcohol, by layer melt crystallization
EP3332853A1 Method and apparatus for purifying a mixture comprising oil and wax
EP3301091A1 A process to prepare a cyclic oligomer and a cyclic oligomer obtainable thereby and a process to polymerize it
EP3292898A1 Wash column apparatus with a static grid element for the use in a suspension crystallization process
EP3195915A1 A system for the purification of an organic solvent and a process for the use thereof
CN107106934A Continuous through-flow sedimentation vessel and the method that adaptability separation is carried out to the mixture from natural gas and/or oil exploration
KR20170055999A A method for stabilizing a condensed phase composition including a cyclic ester in a process of manufacturing a polyester or of lactide
EP3108947A1 Semi-continuous crystallization method and apparatus
EP3103539A1 Method and apparatus for purifying a mixture comprising oil and wax
BR112017013741A2 vapor-liquid contact tray apparatus
CA2888549A1 A fractionation tray having a manway unit
EP3067101A1 An evaporator and process for use thereof
EP3037149A1 Fluid contact tray particularly for the use in an offshore fractionation column
EP3012244A1 Process and apparatus for purification of acrylic acid
EP2998337A1 A method for stabilizing a condensed phase composition including a cyclic ester for example in a process of manufacturing a polyester