Boliden Aktiebolag
Patent Owner
Stats
- 1 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Oct 05, 1999 most recent publication
Details
- 1 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 654 Total Citation Count
- May 10, 1977 Earliest Filing
- 76 Expired/Abandoned/Withdrawn Patents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
Patent #
Title
Filing Date
Issue Date
Intl Class
5961940 Method for the treatment of bismuth-containing sulphide ores or concentrates of such oreMar 23, 98Oct 05, 99[C22B]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
4734172 Method for selectively recovering lead from complex sulphidic non-ferrous metal concentratesExpiredSep 05, 86Mar 29, 88[C25C]
4725164 Method of excavating a storage complex in rock for storing radioactive wasteExpiredMar 14, 86Feb 16, 88[G21F]
4708522 Storage complex for storing radioactive material in rock formationExpiredNov 25, 85Nov 24, 87[G21F]
4705562 Method for working-up waste products containing valuable metalsExpiredOct 27, 86Nov 10, 87[C22B]
4686105 Granular product containing magnesium oxide as its main constituentExpiredMar 05, 85Aug 11, 87[C01B]
4663055 Method and apparatus for distributing water purifying chemicalsExpiredDec 04, 84May 05, 87[C02F]
4652181 Storage complex for storing radioactive material in rock formationsExpiredSep 17, 84Mar 24, 87[B63G]
4640751 Method for the purification of gases containing mercury and simultaneous recovery of the mercury in metallic formExpiredOct 04, 85Feb 03, 87[C25C]
4626279 Method for processing copper smelting materials and the like containing high percentages of arsenic and/or antimonyExpiredMay 14, 84Dec 02, 86[C22B]
4612171 Method for recovering metal values from materials containing copper and/or precious metalsExpiredSep 27, 84Sep 16, 86[C22B, C01G]
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