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NAT SLAG LTD

Overview
  • Total Patents
    27
About

NAT SLAG LTD has a total of 27 patent applications. Its first patent ever was published in 1968. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets materials and metallurgy, machines and chemical engineering are ARTHUR G MCKEE AND COMPANY, CUSTODIS ALPHONS and DUFFIELD FREDERICK LINDLEY.

Patent filings in countries

World map showing NAT SLAG LTDs patent filings in countries

Patent filings per year

Chart showing NAT SLAG LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Orlander Michael 11
#2 Cotsworth Robert Poulter 8
#3 Mackenzie Peter Alan 7
#4 Mackenzie Peter A 5
#5 Cotsworth Robert P 4
#6 Horvat David T 3
#7 Margesson Richard D 2
#8 Spencer Kenneth W 2
#9 Orlander M 1
#10 G England William 1

Latest patents

Publication Filing date Title
CA2207780A1 Process for making expanded slag
US5082483A Enclosures for slag pelletization apparatus and method of operation thereof
US4995894A Enclosures for slag pelletization apparatus and method of operation
US4414016A Apparatus for the pelletization of heat-liquifiable solid materials
US4451221A Apparatus for the pelletization of heat-liquifiable solid materials
ES445514A3 Procedure for the modulation of metalurgical scoring. (Machine-translation by Google Translate, not legally binding)
CA1073214A Process and apparatus for production of slag material of reduced density
US3594142A Processes for the pelletization of metallurgical slag