ABB CARBON AB
Patent Owner
Stats
- 7 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jun 21, 2001 most recent publication
Details
- 7 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 168 Total Citation Count
- Nov 06, 1990 Earliest Filing
- 20 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
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
5435122 Temperature control method and apparatus for the air supply in PFBC plantsMar 11, 94Jul 25, 95[F02C]
5407649 Method for reducing the emission of NO.sub.x in a combustion processJul 15, 92Apr 18, 95[B01D]
5377627 Fluidized bed combustor, equipped with means for improving the distribution of fuel and gasesJul 15, 93Jan 03, 95[F22B]
5304362 Method in cleaning flue gas in a PFBC plant including a gas turbine driven therebyJul 16, 92Apr 19, 94[C01B, B01J]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5868083 Method and device for feeding fuel into a fluidized bedExpiredMar 27, 97Feb 09, 99[F23G, F23L, F23D]
5755166 Method and device for after-burning of particulate fuel in a power plantExpiredOct 09, 96May 26, 98[F23D]
5707198 Method and device for discharging particulate material from a pressurized containerExpiredApr 06, 95Jan 13, 98[B65G]
5490469 Method and apparatus for heating the bed material in a PFBC plantExpiredMar 02, 94Feb 13, 96[F23C, F22B]
5477683 Method and device during starting and low-load operation of a once-through boilerExpiredDec 21, 92Dec 26, 95[F22D]
D359117 Tubing assembly unit for boilers for use in connection with combustion on pressurized fluidizied bedsExpiredMar 22, 93Jun 06, 95[]
D358879 Tubing assembly unit for boilers for use in connection with combustion on pressurized fluidized bedsExpiredMar 22, 93May 30, 95[]
5400725 Method and device for feeding particulate material into a pressurized containerExpiredMar 04, 93Mar 28, 95[F23G]
D353666 Tubing assembly unit for boilers for use in connection with combustion on pressurized fluidized bedsExpiredMar 17, 93Dec 20, 94[]
D342124 Boiler for a combustion plant having a pressurized fluidized bedExpiredNov 06, 90Dec 07, 93[]
Top Inventors for This Owner
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