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DEUTSCHE FILTERBAU

Overview
  • Total Patents
    15
About

DEUTSCHE FILTERBAU has a total of 15 patent applications. Its first patent ever was published in 1985. It filed its patents most often in Germany, EPO (European Patent Office) and United States. Its main competitors in its focus markets environmental technology, chemical engineering and materials and metallurgy are ENVIRONMENTAL POLLUTION CONTRO, BENENV CO LTD and SUZHOU HUAXI ENV PROTECTION TECH CO LTD.

Patent filings in countries

World map showing DEUTSCHE FILTERBAUs patent filings in countries
# Country Total Patents
#1 Germany 8
#2 EPO (European Patent Office) 4
#3 United States 2
#4 Spain 1

Patent filings per year

Chart showing DEUTSCHE FILTERBAUs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hahn Ulrich 6
#2 Roos Hans 3
#3 Hartweck Winfried G Dipl Phys 2
#4 Hahn Karl Ulrich Ing Grad 2
#5 Hartweck Winfried G Dr 2
#6 Voelskow Peter 1
#7 Hubig Markus Dipl Ing 1
#8 Hartweck Winfried G Dr Dipl-Ph 1
#9 Bender Joachim Dipl-Ing 1
#10 Bender Joachim Dipl Ing 1

Latest patents

Publication Filing date Title
DE4026560A1 METHOD FOR PURIFYING SMOKE GAS
EP0423400A1 Waste disposal device
DE3838894A1 Waste disposal system composed of portable building blocks
DE3727218A1 METHOD AND SYSTEM FOR CALCINATING LIMESTONE
DE3721421A1 Process for producing dry calcium-sulphate dihydrates from flue-gas gypsum
DE3702205A1 Dust-tight attachment of filter elements in a filter vessel for dedusting in particular high-pressure hot gases
DE3510558A1 Process for the simultaneous removal of SOx and NOx from exhaust gases and apparatus for carrying it out
DE3505729A1 METHOD FOR CLEANING FILTER ELEMENTS