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ALFRED MENTZEL

Overview
  • Total Patents
    72
About

ALFRED MENTZEL has a total of 72 patent applications. Its first patent ever was published in 1928. It filed its patents most often in Germany, United Kingdom and Ireland. Its main competitors in its focus markets materials and metallurgy, basic materials chemistry and surface technology and coating are SHANDONG NUOBEIFENG CHEMICAL CO LTD, LICHTENBERGER THEODOR and FRANCIS ARTHUR FREETH.

Patent filings in countries

World map showing ALFRED MENTZELs patent filings in countries
# Country Total Patents
#1 Germany 40
#2 United Kingdom 31
#3 Ireland 1

Patent filings per year

Chart showing ALFRED MENTZELs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Niederreither Dipl-Ing Hans 1
#2 Weldes Dr-Ing Friedrich 1

Latest patents

Publication Filing date Title
GB392838A Improvements in or relating to multi-cell electrolysers
GB398673A Improvements in or relating to diaphragms for pressure electrolysers
GB392765A Improved manufacture of alkali carbonate or alkali hydroxide
GB381009A Improvements in the absorption of nitrogen-oxide-containing gases mixed with oxygen or air
GB398152A A process for the simultaneous production of methane ammonia and alkali or alkaline earth carbonate or hydrate
GB381373A A process for the production of alkaline hydrates and ammonia from alkaline bicarbonate or carbonate
GB379549A Improvements in or relating to the production of ammonia, potassium carbonate and potassium hydroxide
GB387229A Improved manufacture of alkali carbonate or mixtures of alkali hydroxide with alkalicarbonate and ammonia
GB388380A Improved manufacture of alkali carbonate or alkali hydroxide, and ammonia or ammonium salts
GB366420A Improved manufacture of soda, ammonium chloride, nitrate of soda and hydrochloric acid
GB371709A Improvements in or relating to the manufacture of ammonia
GB368626A Improved manufacture of alkali nitrate and hydrochloric acid
GB376426A A process for the production of ammonia or ammonium salts, soda, caustic soda and tar or oil from common salt and coal
GB361814A Improvements in or relating to the manufacture of highly active alkali coke briquettes for the production of alkali cyanides with simultaneous recovery of low temperature carbonisation products
GB361267A Improvements in or relating to the production of mixed fertilisers
GB371621A Improvements in the production of sodium carbonate and ammonium chloride
GB372908A Improved method of treating bone material before deglueing
IE11610L Glue
GB366353A Improved method of treating bone material before deglueing
GB367598A Improvements in or relating to the production of alkali carbon briquettes in or for the manufacture of alkali cyanides or cyanamides