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PIEPHO ABWASSERTECH RALF F

Overview
  • Total Patents
    60
About

PIEPHO ABWASSERTECH RALF F has a total of 60 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Germany, EPO (European Patent Office) and Spain. Its main competitors in its focus markets chemical engineering, environmental technology and civil engineering are MEMBRANE RECOVERY LTD, R T S ROCHEM TECHNICAL SERVICES GMBH and VA TECH WABAG GMBH.

Patent filings per year

Chart showing PIEPHO ABWASSERTECH RALF Fs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Piepho Ralf F 49
#2 Piepho R F 2
#3 Piepho Ralf R 1
#4 Pifo Ralf F 1
#5 Peipho Ralf F 1
#6 Ralf F Piepho Abwassertechnik 1
#7 Piepho Ralph F 1

Latest patents

Publication Filing date Title
DE4338145A1 Apparatus for dewatering sludge layers on belt filter units
DE4313499A1 Aeration apparatus for waters, in particular for waste waters to be clarified
EP0465711A1 Process and device for the separation of a substance from a support
EP0463195A1 Movable device for the purification of all kinds of sewage
DE3939426A1 Device for separating solids from a liquid or for separating sediments precipitated from emulsions
DE3909970A1 Device for the filtration of liquids, in particular waste water in the manner of a quick filter
DE3842557A1 Apparatus and process for separating off solids from a liquid by filtration
DE3817948A1 Apparatus for separating off sediment from a liquid, in particular flocculated precipitates from waste waters
DE3802301A1 Filter apparatus, in particular for the treatment of industrial waste waters
DE3739896A1 Appliance for treating industrial effluents or of leachate from tips
DE3712383A1 METHOD FOR THE TREATMENT OF SEWAGE FROM AGRICULTURAL FARMS, ESPECIALLY SQUEEZE
DE3630751A1 Apparatus and process for the purification of waste waters
DE3624988A1 Process and apparatus for treating liquid manure
DE3615774A1 Transportable device for the treatment of spent emulsions, solutions, industrial effluents and the like
DE3600935A1 DEVICE FOR TREATING USED EMULSIONS AND INDUSTRIAL WASTEWATER
DE3600952A1 DEVICE FOR THE REMOVAL OF FLOATING SLUDGE ON LIQUID SURFACES
DE3543585A1 DEVICE FOR DOSING A FINE-PART, FILLABLE MATERIAL INTO A REACTION MIXTURE
DE3542065A1 METHOD FOR REMOVING HYDROCARBONS FROM WASTEWATER OR GROUNDWATER
ES8605164A1 Removal of oil slicks from surface of water
DE3418074A1 Process for the removal of hydrocarbons from water, in particular ground water