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ERIK BERTIL BJORKMAN

Overview
  • Total Patents
    12
About

ERIK BERTIL BJORKMAN has a total of 12 patent applications. Its first patent ever was published in 1933. It filed its patents most often in United Kingdom. Its main competitors in its focus markets materials and metallurgy and environmental technology are DN NII STR PROIZV, CARL HEINRICH SCHOL and SCHOL CARL HEINRICH.

Patent filings in countries

World map showing ERIK BERTIL BJORKMANs patent filings in countries
# Country Total Patents
#1 United Kingdom 12

Patent filings per year

Chart showing ERIK BERTIL BJORKMANs patent filings per year from 1900 to 2020

Latest patents

Publication Filing date Title
GB707182A Method of producing non-combustible building boards
GB572111A Apparatus for the disposal of industrial slags
GB550505A Improvements in methods and apparatus for granulating blast furnace slag
GB546629A Improved method of manufacturing supersulphated slag cement
GB546627A Improved method of and apparatus for granulating blast furnace slag
GB546628A Improvements in the manufacture of cement from blast furnace slag
GB464917A Method of and apparatus for producing granulate of blast furnace slag for the manufacture of white cement and plaster
GB457774A Improvements relating to the production of foamed slag from liquid slag
GB457707A Method of and apparatus for producing porous light-weight aggregate from liquid slag
GB452863A Method of producing and employing a concrete admixture
GB417694A Light weight porous concrete
GB409530A Method of making light weight concrete of high strength