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NORTH BROKEN HILL LTD

Overview
  • Total Patents
    26
About

NORTH BROKEN HILL LTD has a total of 26 patent applications. Its first patent ever was published in 1930. It filed its patents most often in Australia, China and EPO (European Patent Office). Its main competitors in its focus markets materials and metallurgy, textiles and paper and chemical engineering are BRADLEY MCKEEFE CORP, ERCO ENVIROTECH LTD and DREWSEN VIGGO.

Patent filings per year

Chart showing NORTH BROKEN HILL LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wunder Heiko 17
#2 Scukovic Jack 11
#3 Scott-Young Robert Eric 10
#4 Maddern Kenneth Norman 7
#5 Gillett John David 6
#6 Corrigan Mark Clyde 5
#7 Bennett Allan John 5
#8 Wright Adrian G 2
#9 Wright A G 1
#10 Corrigan Mark C 1

Latest patents

Publication Filing date Title
AU5104193A A process for recovering alkali metal hydroxide from organic liquors
ZA9307253B A process for recovering alkali metal hydroxide from organic liquors
US4762868A Coated front copy paper
AU5880786A Coated front copy paper
ZA8409901B Method of improving the purity of alkali-metal hydroxides
AU2898330B A new re agent for use in the concentration of sulphide ores by froth flotation and method of preparingg the same
AU2559430B Improvements in apparatus forthe hydraulic treatment of ores andthe like