Hudson Products Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F28B STEAM OR VAPOUR CONDENSERS 17

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5765629 Steam condensing apparatus with freeze-protected vent condenserApr 10, 96Jun 16, 98[F28B]
5653281 Steam condensing module with integral, stacked vent condenserDec 20, 95Aug 05, 97[E28B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6889760 Heat shieldExpiredMay 03, 02May 10, 05[F27D]
6364940 Compact, high-efficiency, gas/liquid separator method and apparatusExpiredAug 13, 96Apr 02, 02[B01D]
6311986 Seal joint between internals and pressure vessel inlet for separator arrangementExpiredFeb 15, 99Nov 06, 01[F16L]
6251168 High efficiency gas scrubber using combined coalescing media and centrifugal cycloneExpiredJul 23, 99Jun 26, 01[B01D]
6241009 Integrated heat pipe vent condenserExpiredFeb 07, 00Jun 05, 01[F28B]
6234210 Elliptical heat pipe with carbon steel fins and bonded with zinc galvanizingExpiredFeb 05, 99May 22, 01[F15D]
6096121 Seal joint for multiple internal separator arrangementExpiredFeb 15, 99Aug 01, 00[B01D]
6019555 Debur tool for simultaneously removing burrs from and chamfering a hole in a workpieceExpiredNov 20, 97Feb 01, 00[B23B]
6004385 Compact gas liquid separation system with real-time performance monitoringExpiredMay 04, 98Dec 21, 99[B01D]
5947111 Apparatus for the controlled heating of process fluidsExpiredApr 30, 98Sep 07, 99[F24C, F22B]
5766320 Integral deaerator for a heat pipe steam condenserExpiredNov 14, 96Jun 16, 98[B01D]
5741450 Method of and apparatus for molding a hollow fan bladeExpiredJan 16, 96Apr 21, 98[B29C]
5694685 Method and apparatus for treating header plug gasket faceExpiredNov 12, 96Dec 09, 97[B23P]
5653284 Heat pipe heat exchanger tubesheetExpiredNov 21, 95Aug 05, 97[F28F]
5579828 Flexible insert for heat pipe freeze protectionExpiredJan 16, 96Dec 03, 96[F28D]
5579830 Passive cooling of enclosures using heat pipesExpiredNov 28, 95Dec 03, 96[F28D]
5511613 Elongated heat exchanger tubes having internal stiffening structureExpiredDec 12, 94Apr 30, 96[F28F]
5512011 Cover plate header tongue and groove grinding/polishing machineExpiredOct 28, 94Apr 30, 96[B24B]
5501576 Static efficiency enhancer for axial fansExpiredMay 18, 95Mar 26, 96[F01D]
5489344 Passivation of carbon steel using encapsulated oxygenExpiredAug 25, 94Feb 06, 96[C23C]

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