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HELLMICH FRIEDRICH

Overview
  • Total Patents
    14
About

HELLMICH FRIEDRICH has a total of 14 patent applications. Its first patent ever was published in 1980. It filed its patents most often in Germany, EPO (European Patent Office) and United States. Its main competitors in its focus markets chemical engineering, thermal processes and environmental technology are CNBM ENVIRONMENTAL PROTECTION RES INSTITUTE JIANGSU CO LTD, QI MING XING YU ENERGY SAVING TECH CO LTD and SHI HANXIANG.

Patent filings in countries

World map showing HELLMICH FRIEDRICHs patent filings in countries
# Country Total Patents
#1 Germany 11
#2 EPO (European Patent Office) 2
#3 United States 1

Patent filings per year

Chart showing HELLMICH FRIEDRICHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hellmich Friedrich 12
#2 Muelke Ralf 2
#3 Sahrhage Torsten 1
#4 Beinke Hans Juergen 1
#5 Lohmann Ude 1
#6 Klingspohn Karl-Siegfried 1
#7 Brinkmann Friedrich-Wilhelm 1
#8 Steinmeier Dietrich 1

Latest patents

Publication Filing date Title
DE102007057401A1 Process for the treatment of sorption material in flue gas cleaning in brickworks
EP1205233A1 Process for flue gas purification
DE19931677C1 Kiln trolley cleaning system has a lifter with centered tines to engage the openings of the laid blocks to lift them clear for cleaning the trolley surface with an accurate alignment when replaced
DE19926630A1 Process for flue gas cleaning
EP1039254A1 Process and device to clean kiln cars
DE4411941A1 silo
DE4336460A1 Sorption plant for cleaning industrial exhaust gases
DE4208817A1 Sorption device for waste gas cleaning - has gas guides forming combined countercurrent contact and heat exchange system esp. for sulphur di:oxide removal from flue gases
DE3408047A1 Reactivation apparatus for the sorption material used for purifying industrial waste gases
DE3344571A1 Sorption unit for purifying industrial exhaust gases
DE3319516A1 Process and apparatus for the sorption of pollutants, in particular fluorine-containing exhaust gases
DE3117835A1 Process for removing pollutants, in particular sulphur oxides from combustion exhaust gases
DE3041997A1 Sorption medium removing contaminant gases from furnace fumes - is circulated to alter grain structure before return