Pechine Ugine Kuhlmann
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- May 21, 1985 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 68 Total Citation Count
- Nov 24, 1976 Earliest Filing
- 10 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
- No Technology to Display
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Recent Publications
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Recent Patents
- No Recent Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
4511540 Exploitation of copper, nickel and cobalt by treating manganiferous matrix oxidized oresExpiredOct 26, 81Apr 16, 85[C01G]
4443306 Process and cell for the preparation of polyvalent metals such as Zr or Hf by electrolysis of molten halidesExpiredNov 16, 81Apr 17, 84[C25C]
4396472 Novel apparatus and process for the TiCl.sub.4 feed to electrolysis cells for the preparation of titaniumExpiredOct 20, 81Aug 02, 83[C25C]
4392924 Process for controlling the permeability of diaphragms in the preparation of polyvalent metals by electrolysis and an electrolysis cell for carrying out the processExpiredOct 20, 81Jul 12, 83[C25C]
4309982 Process and apparatus for the preparation of hot water from solar energyExpiredApr 10, 79Jan 12, 82[F24J, E03B, F24D]
4276327 Process for depositing alumina onto a substrate and alumina regenerationExpiredNov 24, 76Jun 30, 81[B05D]
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