MAN TURBOMASCHINEN AG GHH BORSIG

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 260
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS272
 
  
 
F01D NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES 164

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6558113 Process and device for regulating a turbocompressor to prevent surgeJan 08, 01May 06, 03[F04D]
6464469 Cooling system for electromagnetic bearings of a turbocompressorJun 20, 00Oct 15, 02[F04B]
6390789 Cooling means for the motor of a turbocompressorJun 20, 00May 21, 02[F04B]
6293766 Process for operating a compressor with a downstream user, and unit operating according to this processDec 22, 99Sep 25, 01[F04D]
5312225 Axially thrust-compensated turbo machineSep 01, 92May 17, 94[F01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6792761 System for burning a processed fuel gasExpiredNov 14, 00Sep 21, 04[F02C]
2003/0161,731 Process for controlling a plurality of turbo engines in parallel or tandem operationAbandonedFeb 20, 03Aug 28, 03[F04B]
6568902 Device for cooling a component subject to temperature stress of nonuniform intensityExpiredJul 03, 01May 27, 03[F01D]
6551068 Process for protecting a turbocompressor from operating in the unstable working rangeExpiredMar 09, 01Apr 22, 03[F04B]
6431836 Blade lock and process for manufacturing a blade lockExpiredFeb 21, 01Aug 13, 02[F01D]
2002/0014,006 Process and blank for preparing rhomboidal blades for axial turbo enginesAbandonedJul 12, 01Feb 07, 02[B23P]
6216438 Pipeline duct through two or more walls of an axial compressor of a gas turbineExpiredMar 19, 99Apr 17, 01[F02C]
6210104 Removal of cooling air on the suction side of a diffuser vane of a radial compressor stage of gas turbinesExpiredFeb 22, 99Apr 03, 01[F01D]
6174131 Compressor for gases containing hydrogen sulfideExpiredDec 05, 97Jan 16, 01[F04D]
6099198 Combined connection for axially split casingsExpiredJun 23, 98Aug 08, 00[B25G]
6043580 Rotodynamic machine for the forwarding of a fluidExpiredApr 03, 98Mar 28, 00[H02K]
5791159 Compression apparatusExpiredJul 30, 96Aug 11, 98[F25B]
5718560 Turbocompressor for non-ideal process gasesExpiredFeb 07, 96Feb 17, 98[F01D, F16J]
5632435 Process for the production of a soldered jointExpiredJan 26, 95May 27, 97[B23K]
5412977 Turbo machine with an axial dry gas sealExpiredMay 11, 93May 09, 95[G01M, F01D, F16J]

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