Empco (Canada) Ltd.
Patent Owner
Stats
- 2 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Feb 28, 2012 most recent publication
Details
- 2 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 105 Total Citation Count
- Nov 01, 1982 Earliest Filing
- 5 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
6696013 Metallurgical furnace with scrap metal preheater and dispenserExpiredNov 09, 01Feb 24, 04[C21B]
2003/0075,843 Multi-purpose, multi-oxy-fuel, power burner/injector/oxygen lance deviceAbandonedAug 29, 02Apr 24, 03[C21C]
6024912 Apparatus and process system for preheating of steel scrap for melting metallurgical furnaces with concurrent flow of scrap and heating gasesExpiredNov 24, 98Feb 15, 00[F27D]
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