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UHDE GMBH FRIEDRICH

Overview
  • Total Patents
    716
About

UHDE GMBH FRIEDRICH has a total of 716 patent applications. Its first patent ever was published in 1911. It filed its patents most often in Germany, United Kingdom and France. Its main competitors in its focus markets chemical engineering, materials and metallurgy and environmental technology are WORLD HYDROGEN INC, TOYO ENGINEERING CORP and INST NAWOZOW SZTUCZNYCH.

Patent filings per year

Chart showing UHDE GMBH FRIEDRICHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Uhde Friedrich 24
#2 Wengeler Wilhelm 16
#3 Marsch Hans-Dieter 15
#4 Mose Luciano 11
#5 Hesky Dipl-Ing Hans 10
#6 Mevenkamp Paul 8
#7 Hingst Dr Georg 7
#8 Heuser Gerhard 7
#9 Marsch Hans-Dieter Dipl Ing 6
#10 Klicks Bernhard 6

Latest patents

Publication Filing date Title
US4172795A Centrifugal pressure filter with horizontal filter disks
US4181703A Method for the treatment of phosphate rock
DE2711030A1 METHOD AND DEVICE FOR ADJUSTING THE CONVEYOR SPEED OF A VIBRATORY CONVEYOR
DE2656955A1 Recovery of uranium cpds. - from the dross of phosphate ore processing
US4101645A Process for the production of hydrogen/deuterium-containing gas
AU1940576A Centrifugal pressure filter with two piece rotating shaft
US4071612A Process for the incineration of contaminated salt-bearing solutions
DE2635421A1 METHOD AND DEVICE FOR SEPARATING LIQUID TO SOLID IMPURITIES OF A HOT GAS FROM A CARBON PRESSURE GASIFICATION
DE2615027A1 THREE-WAY VALVE
DE2610973A1 REACTION FURNACE WITH FLUID BED
US4101384A Apparatus for the fermentative conversion of a nutrient mixture by means of microorganisms
DE2552515A1 PRESSURE ROTATION FILTER WITH HORIZONTAL FILTER PLATES
DE2542918A1 REACTION VESSEL FOR HELIUM HEATING
DE2531519A1 PROCESS FOR PROCESSING CRUDE PHOSPHATE
DE2525012A1 Shut-off device for pipelines - using dip pipe in liq. which is frozen or melted by external medium
DE2524678A1 DEVICE FOR THE BIOLOGICAL PURIFICATION OF WASTE WATER
US3941667A Method for the reprocessing of cell liquor from diaphragm cell electrolysis plants
DE2506316A1 PROCESS FOR CRUSHING PIT-MOISTURE CRUDE PHOSPHATE
DE2457029A1 METHOD OF CONTROLLING THE TEMPERATURE OF THE FLUID BED OF A THERMAL REACTION FURNACE
DE2454443A1 METHOD AND DEVICE FOR FERMENTATIONAL REPRODUCTION OF A NUTRITIONAL MIXTURE BY MEANS OF MICRO-ORGANISMS