FLOWSERVE MANAGEMENT COMPANY

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING5227
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS4315
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 2141
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS2054
 
  
 
F01D NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES 1154
 
  
 
F16C SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OF CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS 763
 
  
 
C10B DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS 514
 
  
 
H02K DYNAMO-ELECTRIC MACHINES 5102
 
  
 
F15D FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS 47
 
  
 
G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR 456

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0075,932 METHODS RELATED TO VALVE ACTUATORS HAVING MOTORS WITH PEEK-INSULATED WINDINGSApr 10, 15Mar 15, 18[H01B, G21C]
2017/0247,616 NON-METALLIC BELT-DRIVEN CROSSHEAD DRIVE SYSTEM FOR HYDRAULIC DECOKINGSep 30, 15Aug 31, 17[B08B, F16G, F16H, C10B]
2016/0305,447 ROTATING DIFFUSER PUMPDec 03, 14Oct 20, 16[F04D]
2014/0264,132 FLUID FLOW CONTROL DEVICES AND SYSTEMS, AND METHODS OF FLOWING FLUIDS THERETHROUGHMar 15, 13Sep 18, 14[F16K]
2013/0319,541 METHOD OF ATTACHING OR REPLACING A PLUG ASSEMBLYAug 06, 13Dec 05, 13[F16K]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9874220 Anti-swirl deviceJun 26, 13Jan 23, 18[F04D]
9816625 Seal carriers for ball valves, ball valve assemblies including such seal carriers, and related methodsApr 26, 13Nov 14, 17[F16K, F16J]
9732880 Fluid flow control devices and systems, and methods of flowing fluids therethroughNov 11, 14Aug 15, 17[F16K]
9719521 Fluid intensifier for a dry gas seal systemJun 18, 13Aug 01, 17[F15B, F04D, F16J]
9695944 Electrical corrosion resistant mechanical sealDec 04, 14Jul 04, 17[C23C, F16J]
9689402 Centrifugal pump impellor with novel balancing holes that improve pump efficiencyMar 20, 14Jun 27, 17[F04D]
9644752 Adjustable trunnion valve and related methodsMar 10, 15May 09, 17[F16K]
9574666 Mechanical face seal with a reverse trapezoidal face patternJan 23, 14Feb 21, 17[F16J]
9500542 Non-contact torque sensing for valve actuatorsDec 16, 13Nov 22, 16[F16K, G01L]
9464633 System for excluding process fluid and solids from seals and bearings of an axial pump in a loop reactorMay 12, 14Oct 11, 16[F04D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0232,069 MECHANICAL SEAL WITH A BALANCE SHIFT MECHANISMAbandonedFeb 13, 14Aug 21, 14[F16J]
2013/0022,508 SYSTEM FOR ENHANCED RECOVERY OF TANGENTIAL ENERGY FROM AN AXIAL PUMP IN A LOOP REACTORAbandonedJul 20, 12Jan 24, 13[B01J, F04D]
2013/0017,081 SYSTEM FOR ENHANCED RECOVERY OF TANGENTIAL ENERGY FROM AN AXIAL PUMP IN A LOOP REACTORAbandonedJul 13, 12Jan 17, 13[F03B]
8240672 Low breakout friction energized gasketExpiredMay 07, 10Aug 14, 12[F16J]
2011/0017,309 PUMP WITH INTEGRAL CAISSON DISCHARGEAbandonedJul 26, 10Jan 27, 11[G05D, F04D]
2007/0228,077 LOW PROFILE PUMP AND LID ASSEMBLY FOR A STACKABLE CONTAINERAbandonedMar 28, 07Oct 04, 07[B67D]
2006/0257,245 Solids exclusion device for a seal chamberAbandonedMay 11, 05Nov 16, 06[F04D]
6592126 Mechanical seal leak detectorExpiredJul 20, 01Jul 15, 03[F16J]
6379127 Submersible motor with shaft sealsExpiredSep 29, 00Apr 30, 02[F04B]
6244599 Floating brush sealExpiredApr 28, 99Jun 12, 01[F16J]
6102106 Method of servicing a helical coil heat exchanger with removable end platesExpiredJul 14, 99Aug 15, 00[F28F]
5997004 Hybrid floating brush sealExpiredOct 22, 96Dec 07, 99[F16J]
5890286 Ball valve with full opening and a method for its manufactureExpiredJul 07, 97Apr 06, 99[F16K]
5735442 Device, clamping tool and process for breaking away cuttings when cutting out blanks from cardboardExpiredNov 14, 95Apr 07, 98[B26F]
5667357 Bearing and seal percolator for a centrifugal pumpExpiredFeb 27, 96Sep 16, 97[F04D]
5556010 Glue stick and method for its productionExpiredJun 29, 94Sep 17, 96[B67D]
5551708 Face ring retainer arrangement for mechanical sealExpiredJun 29, 94Sep 03, 96[F16J]
5487550 Secondary gas/liquid mechanical seal assemblyExpiredMay 26, 93Jan 30, 96[F16J]
5479718 Shaft alignment deviceExpiredJul 19, 94Jan 02, 96[G01B]
5450987 Pumping system with failure responsive discharge valveExpiredJun 10, 94Sep 19, 95[B67D]

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