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ALGOMA STEEL CORP LTD

Overview
  • Total Patents
    78
About

ALGOMA STEEL CORP LTD has a total of 78 patent applications. Its first patent ever was published in 1917. It filed its patents most often in Canada, United States and France. Its main competitors in its focus markets materials and metallurgy, machine tools and machines are BAOSTEEL ZHANJIANG IRON & STEEL CO LTD, VOESTALPINE SCHIENEN GMBH and IPSCO ENTPR INC.

Patent filings in countries

World map showing ALGOMA STEEL CORP LTDs patent filings in countries

Patent filings per year

Chart showing ALGOMA STEEL CORP LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ackert Robert J 9
#2 Creswick William E 7
#3 Haromy Fred 7
#4 Witty Robert W 7
#5 Franceschina Louis E 6
#6 Kruppert Frederick W 5
#7 Hunt Patrick J 4
#8 Shaughnessy Reginald N 4
#9 Mcbain Robert M 4
#10 Becze Garry J 4

Latest patents

Publication Filing date Title
US5226978A Steel tube alloy
US5186769A Seamless steel tube manufacture
US5000798A Method for shape control of rail during accelerated cooling
US4895605A Method for the manufacture of hardened railroad rails
CA1314198C Apparatus for hardening of steel pipe by immersion quenching
US4486248A Method for the production of improved railway rails by accelerated cooling in line with the production rolling mill
CA1193176A Method for the production of improved railway rails by accelerated colling in line with the production rolling mill
CA1227110A Pipe quenching apparatus and method
CA1191077A Interrupted quench process
CA1125505A Fabricated tuyere
DE3008417A1 Refining steel in basic oxygen furnace - using final argon blow to achieve low carbon content
CA1092828A Basic oxygen furnace argon refining blow
CA1119399A Apparatus for changing tuyeres on a blast furnace
CA1074111A Removal and/or installation of top section of steelmaking vessel
US3997375A Steel hardening method
US3955967A Treatment of steel
CA1020360A Flocculation-desliming process
US3926686A High-strength low-alloy steel
US3877685A Steel hardening apparatus
US3897279A Method for the production of high strength notch tough steel