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PFEFFERKORN HERBERT

Overview
  • Total Patents
    23
About

PFEFFERKORN HERBERT has a total of 23 patent applications. Its first patent ever was published in 1973. It filed its patents most often in Austria, EPO (European Patent Office) and Germany. Its main competitors in its focus markets environmental technology, biotechnology and civil engineering are ERGALIA, VA TECH WABAG DEUTSCHLAND GMBH and BIOTHANE CORP.

Patent filings per year

Chart showing PFEFFERKORN HERBERTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Pfefferkorn Herbert 16
#2 Herbert Pfefferkorn 1

Latest patents

Publication Filing date Title
EP1852400A1 Method for producing methane gas
AT502452A1 Process for obtaining methangas of media containing organic substrates
DE3913044A1 Clarifying waste waters contg. inorganic sAlts, dyes etc. - by mixing with lime, allowing reaction time and adding waste water contg. organic material to cause flocculation
ATA343687A Method for thickening wastewater sludge and / or other organic sludge and device for carrying out this method
EP0153297A1 Apparatus for the treatment of organic waste substrates in a solid and dissolved form and for the simultaneous production of methane
ATA263983A Device for pre-cleaning organically loaded waste substrates in solved and solid forms with simultaneous metal gas production
US4302329A Installation for the recovery of methane gas from organic waste
DE2525707A1 Prefabricated component - has projecting rods clamped into wedging openings in adjacent prefabricated section