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ZIMPRO ENVIRONMENTAL INC

Overview
  • Total Patents
    100
About

ZIMPRO ENVIRONMENTAL INC has a total of 100 patent applications. Its first patent ever was published in 1988. It filed its patents most often in United States, EPO (European Patent Office) and Canada. Its main competitors in its focus markets environmental technology, machines and chemical engineering are KRUGER INC I, SOLARCHEM ENTERPRISES INC and KRUEGER I SYSTEMS AS.

Patent filings per year

Chart showing ZIMPRO ENVIRONMENTAL INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lehmann Richard W 22
#2 Copa William M 19
#3 Beula David A 18
#4 Momont Joseph A 15
#5 Mueller Gene W 9
#6 Brandenburg Bruce L 9
#7 Clark Mark A 8
#8 Meidl John A 7
#9 Piccirillo John 5
#10 Berrigan John K Jr 5

Latest patents

Publication Filing date Title
WO9705073A1 Wet oxidation of high strength liquors with high solids content
US5641413A Removal of nitrogen from wastewaters
US5460732A Method of monitoring pH in caustic liquor wet oxidation
TW234149B Method of monitoring pH in caustic liquor wet oxidation
US5340473A Gas/liquid mixing apparatus
US5389264A Hydraulic energy dissipator for wet oxidation process
US5298174A Low temperature caustic sulfide wet oxidation process
CA2095804A1 Combined metals and carbonaceous components removal in a biophysical treatment system
US5302288A Treatment of highly colored wastewaters
CA2090832A1 Method of monitoring ph in caustic liquor wet oxidation
US5240619A Two-stage subcritical-supercritical wet oxidation
US5310484A Preaeration treatment of volatile wastewater components
US5234607A Wet oxidation system startup process
US5262060A Wet oxidation of ammonium salt containing liquors
US5183577A Process for treatment of wastewater containing inorganic ammonium salts
US5192442A Multiple zone batch treatment process
US5230810A Corrosion control for wet oxidation systems
US5082571A Caustic sulfide wet oxidation process
US5089147A Underdrain for granular medium filter
US5075015A Method for color removal from thermally conditioned sludge liquors