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HARPENER BERGBAU AG

Overview
  • Total Patents
    78
About

HARPENER BERGBAU AG has a total of 78 patent applications. Its first patent ever was published in 1950. It filed its patents most often in Germany, France and United Kingdom. Its main competitors in its focus markets civil engineering, basic materials chemistry and chemical engineering are BERGWERKSVERBAND GMBH, CFT GMBH and PROSERNAT.

Patent filings in countries

World map showing HARPENER BERGBAU AGs patent filings in countries
# Country Total Patents
#1 Germany 32
#2 France 21
#3 United Kingdom 14
#4 Belgium 3
#5 Canada 2
#6 Spain 2
#7 United States 2
#8 Austria 1
#9 Netherlands 1

Patent filings per year

Chart showing HARPENER BERGBAU AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Guethe Werner 8
#2 Engel Dr-Ing Erich 4
#3 Gathen Dr-Ing Rudolf Von Der 3
#4 Baumann Dr-Ing Walter 2
#5 Der Gathen Rudolf Ludwig Von 2
#6 Knaak Dipl-Phys Winfried 2
#7 Rohlffs Gerhard Dr-Ing 2
#8 Engel Erich Dr-Ing 2
#9 Ferdinand Preisinger 2
#10 Palitza Paul 1

Latest patents

Publication Filing date Title
GB1079905A Process for the removal of ammonia, hydrogen sulfide and hydrocyanic acid from gasescontaining the same
GB1064507A Process for the removal of ammonia, hydrogen sulfide and hydrocyanic acid from gases containing the same
DE1244329B Process for the production of a rich gas that can be exchanged for natural gas from coke oven gas with simultaneous production of hydrogen
DE1261096B Device and method for unmanned, fully mechanical dismantling in floors of steep and half-steep storage
ES311054A1 Improvements in or relating to mining coal in steep measures
GB1096164A Removing water from coal slurries
US3338411A Method for dewatering coal slurries
ES300947A1 Procedure for extraction of minerals that form strategies in tiled and also empinated places (Machine-translation by Google Translate, not legally binding)
US3361259A Method of dewatering of coal slurries
GB1030507A Process for the catalytic oxidation of hydrocarbons
GB1002654A Process for the production of smokeless briquettes
GB1024374A A method of controlling the contraction of an oven during cooling
GB1030894A Process for the recovery of maleic acid anhydride from the catalytic oxidation of hydrocarbons
GB825225A Improvements in or relating to the production of aromatic aldehydes
GB812064A Improvements in or relating to the production of aromatic aldehydes
GB756102A Improvements in or relating to the production of paraxylene
DE950318C Method and device for regulating the gas pressure in degassing rooms
GB719353A Improvements in or relating to the purification of coke-oven and like gases
CA805074A Process for the removal of ammonia, hydrogen sulfide and hydrocyanic acid from gases containing the same
CA636232A Recovery of hydrofluoric acid and borontrifluoride from catalytic processes