Rheinische Braunkohlenwerke AG
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jan 01, 1991 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 273 Total Citation Count
- Sep 11, 1978 Earliest Filing
- 36 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
- No Technology to Display
Top Patents (by citation)
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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Expired/Abandoned/Withdrawn Patents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
4930359 Apparatus for preparing samples from a flow of bulk materialExpiredMar 01, 89Jun 05, 90[G01N]
4931260 Process and apparatus for the treatment of granular solid materials in a fluidized layerExpiredJan 28, 88Jun 05, 90[F27B]
4921086 Device and method for uniformly distributing materials on a circular surfaceExpiredMay 17, 89May 01, 90[B65G]
4919687 Apparatus for the production of gas containing hydrogen and carbon monoxide from solid fuelExpiredMay 17, 89Apr 24, 90[C10J]
4852994 Process for the production of gas containing hydrogen and carbon monoxide from solid fuelExpiredMay 22, 87Aug 01, 89[C10J]
4839148 Method of removing SO.sub.x and NO.sub.x from effluent gasExpiredNov 13, 87Jun 13, 89[C01B, B01J]
4839391 Method and reactor for catalytic methanization of a gas containing CO, CO.sub.2 and H.sub.2ExpiredJun 13, 88Jun 13, 89[C07C]
4740217 Gasification process using fluidized bed reactor with concentric inletsExpiredMay 12, 86Apr 26, 88[C10J]
4726936 Apparatus for injecting a substance into a reaction vesselExpiredDec 04, 84Feb 23, 88[B01J, C21C]
4659557 Process for producing ferrous sulphate in granule formExpiredMar 07, 83Apr 21, 87[C22B, C01G]
4569228 Probe tube which can be introduced into a reaction container for detecting the operating condition of a mediumExpiredJul 18, 84Feb 11, 86[G01M]
4554388 Process for isomerization and transalkylation of alkylphenolsExpiredFeb 07, 84Nov 19, 85[C07C]
4518567 Reactor for the gasification of solid carbonaceous materialsExpiredSep 13, 82May 21, 85[F27B, B01J]
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