Inventor
WASTIAN DIETMAR
DE20 patents
⚠️ This page may combine multiple inventors who share the name “WASTIAN DIETMAR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BAYER MATERIALSCIENCE AG
7 patentsUS6936741B2Aug 30, 2005
Process for working up the waste water obtained in the preparation of dinitrotoluene
BAYER MATERIALSCIENCE AG61 citations95
US6953869B2Oct 11, 2005
Process for working up secondary components in the preparation of dinitrotoluene
BAYER MATERIALSCIENCE AG7 citations73
US7041858B1May 9, 2006
Process for the production of dinitrotoluene
BAYER MATERIALSCIENCE AG8 citations68
US7202378B2Apr 10, 2007
Process for producing 5-nitro-3,4-dihydro-1(H)-naphthalinone, 1,5-naphthalenediamine and 1,5-naphthalene diisocyanate
BAYER MATERIALSCIENCE AG1 citations59
US7202384B2Apr 10, 2007
Process for producing 5-nitro-3,4-dihydro-1(2H)-naphthalinone, 1,5-naphthalenediamine and 1,5-naphthalene diisocyanate
BAYER MATERIALSCIENCE AG1 citations58
US7612234B2Nov 3, 2009
Processes for separating carbon monoxide from a hydrogen chloride-containing gas
BAYER MATERIALSCIENCE AG2 citations54
US7057071B2Jun 6, 2006
Process for producing 5-nitro-3,4-dihydro-1(2H)-naphthalinone, 1-5-naphthalenediamine and 1,5-naphthalene diisocyanate
BAYER MATERIALSCIENCE AG0 citations49
COVESTRO DEUTSCHLAND AG
7 patentsUS10875827B2Dec 29, 2020
Process for preparing an isocyanate by partly adiabatic phosgenation of the corresponding amine
COVESTRO DEUTSCHLAND AG1 citations59
US10851048B2Dec 1, 2020
Process for preparing an isocyanate by partly adiabatically operated phosgenation of the corresponding amine
COVESTRO DEUTSCHLAND AG1 citations59
US10173970B2Jan 8, 2019
Method for producing 1,5-pentanediisocyanate in the gas phase
COVESTRO DEUTSCHLAND AG1 citations59
US10329248B2Jun 25, 2019
Method for producing 1,5-pentanediisocyanate in the gas phase
COVESTRO DEUTSCHLAND AG0 citations49
US12473253B2Nov 18, 2025
Method for operating a plant for continuous production of an isocyanate
COVESTRO DEUTSCHLAND AG0 citations43
US10435353B2Oct 8, 2019
Method for producing isocyanates
COVESTRO DEUTSCHLAND AG0 citations40
US10112892B2Oct 30, 2018
Process for preparing polyisocyanates
COVESTRO DEUTSCHLAND AG0 citations34
BAYER AG
4 patentsUS6528690B2Mar 4, 2003
Adiabatic process for producing dinitrotoluene
BAYER AG5 citations61
US6706924B2Mar 16, 2004
Process for the production of 1,5-naphthalenediamine
BAYER AG3 citations60
US6984762B2Jan 10, 2006
Process for the two-step production of dinitrotoluene
BAYER AG3 citations59
US6258986B1Jul 10, 2001
Process for the production of dinitrotoluene
BAYER AG5 citations59