Inventor
HERMANN HEINRICH
DE15 patents
⚠️ This page may combine multiple inventors who share the name “HERMANN HEINRICH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MEISSNER GMBH & CO KG JOSEF
11 patentsUS5763697AJun 9, 1998
Process for the nitration of aromatic compounds
MEISSNER GMBH & CO KG JOSEF60 citations93
US5756867AMay 26, 1998
Recovery of nitric acid from nitration processes
MEISSNER GMBH & CO KG JOSEF27 citations90
US7470826B2Dec 30, 2008
Recovery of nitrating acid mixtures from nitration processes
MEISSNER GMBH & CO KG JOSEF16 citations79
US4310500AJan 12, 1982
Method for removing volatile aromatic compounds
MEISSNER GMBH & CO KG JOSEF10 citations67
US5187274AFeb 16, 1993
Process to avoid the formation of waste water during hexamine production
MEISSNER GMBH & CO KG JOSEF3 citations50
US10125088B2Nov 13, 2018
Method for removing impurities from dinitrotoluenes
MEISSNER GMBH & CO KG JOSEF0 citations46
US9738592B2Aug 22, 2017
Method for removing impurities from dinitrotoluenes
MEISSNER GMBH & CO KG JOSEF0 citations46
US9540313B2Jan 10, 2017
Method and apparatus for purifying nitration products
MEISSNER GMBH & CO KG JOSEF0 citations45
US10513486B1Dec 24, 2019
Method and device for removing contaminants arising during the production of aliphatic nitrate esters
MEISSNER GMBH & CO KG JOSEF0 citations43
US10941087B2Mar 9, 2021
Process and plant for the adiabatic nitration of aromatic compounds
MEISSNER GMBH & CO KG JOSEF0 citations41
US10266480B2Apr 23, 2019
Method and device for removing contaminants arising during the production of aliphatic nitrate esters
MEISSNER GMBH & CO KG JOSEF0 citations40