ClassID:

144288

F04D29/4213 - page 2 - CPC Classification

Classification description:

Details, component parts, or accessories; Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps suction ports

Recent Application in this class:
#301
20160047324
2016-02-18

Supercharged internal combustion engine with exhaust-gas turbocharger and method for operating an internal combustion engine of said type

#302
20160044867
2016-02-18

BLOWER ATTACHMENT FOR A LAWNMOWER

#303
20160025109
2016-01-28

Blower device

#304
20160017791
2016-01-21

Centrifugal compressor

#305
20160003046
2016-01-07

Parallel Twin-Impeller Compressor Having Swirl-Imparting Device For One Impeller

#306
20150377252
2015-12-31

Apparatus for transferring energy between a rotating element and fluid

#307
20150377251
2015-12-31

Apparatus for transferring energy between a rotating element and fluid

#308
20150369254
2015-12-24

Turbocharger compressor noise reduction system and method

#309
20150354591
2015-12-10

Centrifugal compressor

#310
20150354587
2015-12-10

Turbocharger compressor with an elliptical diffuser wall

#311
20150345507
2015-12-03

Compressor and turbo chiller

#312
20150337863
2015-11-26

Centrifugal compressor

#313
20150337780
2015-11-26

Fluid machine and fluid machine system equipped with the same

#314
20150322965
2015-11-12

Centrifugal compressor

#315
20150322952
2015-11-12

Wet gas compressor and method

#316
20150316070
2015-11-05

Quieter centrifugal blower with suppressed BPF tone

#317
20150308440
2015-10-29

AIR CIRCULATION FAN

#318
20150275922
2015-10-01

CENTRIFUGAL FAN AND METHOD OF MANUFACTURING THE SAME

#319
20150275914
2015-10-01

Vacuum pump

#320
20150275908
2015-10-01

Centrifugal compressor inlet guide vane control

#321
20150267707
2015-09-24

Motor-driven turbo compressor

#322
20150260198
2015-09-17

Method to reduce entrance losses to increase fan inlet flow and reduce acoustic noise

#323
20150247506
2015-09-03

Turbo machine system

#324
20150240834
2015-08-27

Compressor cover with circumferential groove

#325
20150198178
2015-07-16

Centrifugal air blower

#326
20150198176
2015-07-16

Fan

#327
20150192147
2015-07-09

Centrifugal compressor

#328
20150192133
2015-07-09

Centrifugal compressor

#329
20150192131
2015-07-09

Suppression of blade passing frequency tone in automotive air handling system

#330
20150184664
2015-07-02

Rotary machine

#331
20150167675
2015-06-18

Radial compressor and compressor arrangement with such a radial compressor

#332
20150167490
2015-06-18

Variable pitch guide vane made of composite materials

#333
20150159668
2015-06-11

Turbo compressor and turbo refrigerator

#334
20150125274
2015-05-07

Inlet guide vane device

#335
20150118080
2015-04-30

Turbine hub with surface discontinuity and turbocharger incorporating the same

#336
20150086394
2015-03-26

Turbo-compressor and refrigeration cycle apparatus with heated guide vanes

#337
20150056069
2015-02-26

Rotary machine

#338
20150056062
2015-02-26

Centrifugal compressor

#339
20150050136
2015-02-19

Air intake duct structure for centrifugal fluid machine

#340
20150037141
2015-02-05

Compressor housing assembly for a turbocharger

#341
20150023787
2015-01-22

Air cycle machine compressor diffuser

#342
20150013945
2015-01-15

Centrifugal blower and air conditioner using the same

#343
20140377053
2014-12-25

Centrifugal compressor

#344
20140377051
2014-12-25

Turbocharger systems and method to prevent compressor choke

#345
20140369870
2014-12-18

Electric air blower

#346
20140363275
2014-12-11

FORCE GENERATING DEVICE

#347
20140348646
2014-11-27

Centrifugal fan and fan frame thereof

#348
20140341727
2014-11-20

Centrifugal compressor with casing treatment for surge control

#349
20140334923
2014-11-13

Compressor housing remanufacturing method and apparatus

#350
20140322001
2014-10-30

Turbomachinery stationary vane arrangement for disk and blade excitation reduction and phase cancellation

#351
20140315479
2014-10-23

TURBO FAN AND CEILING TYPE AIR CONDITIONER USING THEREOF

#352
20140308110
2014-10-16

Adjustable compressor trim

#353
20140299130
2014-10-09

Portable positive airway pressure apparatus and method for attenuating the noise emitted therefrom

#354
20140294564
2014-10-02

Auxiliary power units and other turbomachines having ported impeller shroud recirculation systems

#355
20140271166
2014-09-18

Low power and low noise fan-scroll with multiple split incoming air-streams

#356
20140271134
2014-09-18

Noise suppression systems

#357
20140271132
2014-09-18

Noise suppression system

#358
20140251719
2014-09-11

Sound attenuator of an exhaust-gas turbocharger

#359
20140248134
2014-09-04

Fluid energy machine, in particular for an exhaust gas turbocharger of an automobile

#360
20140234083
2014-08-21

Actuator sealing system and method

#361
20140219834
2014-08-07

Blower fan

#362
20140219779
2014-08-07

SUPERCHARGER

#363
20140205450
2014-07-24

Fan and motor assembly and method of assembling

#364
20140202202
2014-07-24

Centrifugal compressor

#365
20140169958
2014-06-19

Radial compressor for an exhaust gas turbocharger

#366
20140133974
2014-05-15

Cooling fan and cooling device with cooling fan

#367
20140127059
2014-05-08

Centrifugal compressor assembly and method

#368
20140119892
2014-05-01

Mixed flow fan assembly

#369
20140119890
2014-05-01

Turbo-compressor

#370
20140112805
2014-04-24

Blower

#371
20140105736
2014-04-17

Centrifugal compressor

#372
20140093354
2014-04-03

Compressor of an exhaust-gas turbocharger

#373
20140069095
2014-03-13

Engine system having intake conduit with surge inhibitor and method

#374
20140056737
2014-02-27

TURBOCHARGER AND SYSTEM FOR COMPRESSOR WHEEL-BURST CONTAINMENT

#375
20140056696
2014-02-27

Pump device and pump system

#376
20140026993
2014-01-30

CABIN AIR COMPRESSOR HEAT HOUSING

#377
20140023536
2014-01-23

Blower motor assembly having air directing surface

#378
20140010681
2014-01-09

Blower fan

#379
20130343886
2013-12-26

Turbocharger compressor noise reduction system and method

#380
20130330182
2013-12-12

CENTRIFUGAL BLOWER

#381
20130302155
2013-11-14

Centrifugal compressor and manufacturing method thereof

#382
20130266436
2013-10-10

Housing structure of exhaust gas turbocharger

#383
20130243586
2013-09-19

Compressor inlet manifold for a gas turbine engine

#384
20130243585
2013-09-19

Centrifugal fan and fan with sound-muffling box having the centrifugal fan built-in

#385
20130236303
2013-09-12

Centrifugal fan having main blade with axially upper end projecting upward

#386
20130236295
2013-09-12

Compact IGV for turboexpander application

#387
20130209245
2013-08-15

Blower assembly

#388
20130202444
2013-08-08

Blade cascade and turbomachine

#389
20130195625
2013-08-01

Integral scroll and gearbox for a compressor with speed change option

#390
20130195606
2013-08-01

Inlet design for a pump assembly

#391
20130136587
2013-05-30

Centrifugal compressor

#392
20130072105
2013-03-21

Ventilating fan

#393
20130071241
2013-03-21

Compressor of an exhaust-gas turbocharger

#394
20130070211
2013-03-21

Centrifugal fan for projector having inlet port and associated inclined portion widening in direction of impeller

#395
20130058804
2013-03-07

Turbo compressor and compressor system comprising such a turbo compressor

#396
20130058762
2013-03-07

Turbo compressor having a flow diversion channel

#397
20130052018
2013-02-28

Rotor assembly for a turbomachine

#398
20130051983
2013-02-28

Turbomachine

#399
20130045081
2013-02-21

Centrifugal pump anti-air locking system

#400
20130019592
2013-01-24

Integrated compressor housing and inlet

#401
20130000315
2013-01-03

Apparatus and method for reducing air mass flow for extended range low emissions combustion for single shaft gas turbines

#402
20120328424
2012-12-27

Intake conduit element and compressor arrangement therefrom

#403
20120321440
2012-12-20

Centrifugal compressor having an asymmetric self-recirculating casing treatment

#404
20120315127
2012-12-13

Centrifugal compressor having an asymmetric self-recirculating casing treatment

#405
20120308372
2012-12-06

Centrifugal compressor having an asymmetric self-recirculating casing treatment

#406
20120308371
2012-12-06

Centrifugal compressor having an asymmetric self-recirculating casing treatment

#407
20120308370
2012-12-06

CENTRIFUGAL FAN

#408
20120266593
2012-10-25

Compressor

#409
20120263586
2012-10-18

Inlet guide vane for a compressor

#410
20120260652
2012-10-18

COMPRESSOR COMPRISING AN INSERT IN THE INLET REGION

#411
20120237338
2012-09-20

Variable throat device for air compressor

#412
20120213627
2012-08-23

Compressor comprising a sensor arrangement

#413
20120201704
2012-08-09

Fan assembly

#414
20120201660
2012-08-09

Wet gas compressor systems

#415
20120201654
2012-08-09

Turbine engine compressor having air injections

#416
20120171059
2012-07-05

Turbocharger with integrated actuator

#417
20120156027
2012-06-21

Air cycle machine compressor diffuser

#418
20120156023
2012-06-21

Radial compressor and method for producing a radial compressor

#419
20120148394
2012-06-14

Centrifugal fan

#420
20120148391
2012-06-14

CENTRIFUGAL COMPRESSOR

#421
20120134784
2012-05-31

Mechanism for modulating diffuser vane of diffuser

#422
20120121403
2012-05-17

Removable throat mounted inlet guide vane

#423
20120121400
2012-05-17

Compressor of exhaust gas turbocharger

#424
20120107096
2012-05-03

Air exchange fan and circuit board box therefor

#425
20120087815
2012-04-12

Centrifugal compressor assembly and method

#426
20120057971
2012-03-08

Centrifugal blower

#427
20120039702
2012-02-16

Compressor

#428
20120009059
2012-01-12

MULTIBLADE FAN

#429
20110311356
2011-12-22

Suction casing and fluid machine

#430
20110255952
2011-10-20

Compressor gas flow deflector and compressor incorporating the same

#431
20110214421
2011-09-08

Compressor of an exhaust-gas turbocharger

#432
20110194904
2011-08-11

Controlled Inlet of Compressor for Pneumatic Conveying System

#433
20110173975
2011-07-21

Turbocharger

#434
20110149495
2011-06-23

Method and system for cooling a computer device

#435
20110097194
2011-04-28

Radial Compressor

#436
20110091323
2011-04-21

COMPRESSOR HOUSING FOR TURBOCHARGER

#437
20110088392
2011-04-21

Radial compressor, particularly for an exhaust gas turbocharger of an internal combustion engine

#438
20110085902
2011-04-14

Low-noise ported-shroud compressor for a turbocharger

#439
20110064571
2011-03-17

Secondary inlet cone for a plenum fan

#440
20110048003
2011-03-03

Integrated EGR mixer and ported shroud housing compressor

#441
20110038707
2011-02-17

Bladeless fluid propulsion pump

#442
20110033287
2011-02-10

BLOWER SCROLL HAVING AN ASPIRATOR VENTURI

#443
20110027078
2011-02-03

Blower

#444
20110011379
2011-01-20

Compressor

#445
20110002770
2011-01-06

Compressor

#446
20100329851
2010-12-30

Inlet Guide Vane for a Gas Compressor

#447
20100239410
2010-09-23

Multistage compressor with improved map width performance

#448
20100221107
2010-09-02

Duct for changing direction of flow, particularly for turbocharger compressor inlet

#449
20100202878
2010-08-12

Turbo Engine and Method for Producing Such a Turbo Engine

#450
20100189547
2010-07-29

Centrifugal fan

#451
20100183432
2010-07-22

Nose dome for a turbomachine rotor

#452
20100172753
2010-07-08

COMPRESSOR SIDE INLET WITH IMPROVED AERODYNAMIC PERFORMANCE AND REDUCED MANUFACTURING COMPLEXITY

#453
20100172745
2010-07-08

CENTRIFUGAL COMPRESSOR HAVING ADJUSTABLE INLET GUIDE VANES

#454
20100172741
2010-07-08

Compressor device

#455
20100150698
2010-06-17

Engine intake air compressor and method

#456
20100143111
2010-06-10

COMPRESSOR STABILIZER

#457
20100143095
2010-06-10

Radial compressor

#458
20100122531
2010-05-20

Inlet system for an engine

#459
20100111688
2010-05-06

Axial-centrifugal compressor with ported shroud

#460
20100111676
2010-05-06

Compressor for an exhaust gas turbocharger

#461
20100104422
2010-04-29

Particle separator and separating method for gas turbine engine

#462
20100098534
2010-04-22

Integral scroll and gearbox for a compressor with speed change option

#463
20100098532
2010-04-22

COMPRESSOR HOUSING

#464
20100074738
2010-03-25

BLOWER

#465
20100061840
2010-03-11

Compressor with variable-geometry ported shroud

#466
20100005799
2010-01-14

Compressor

#467
20090324392
2009-12-31

Fresh gas system swirl generator

#468
20090301085
2009-12-10

Turbocharger for an internal combustion engine

#469
20090263234
2009-10-22

Centrifugal compressor with surge control, and associated method

#470
20090255654
2009-10-15

Centrifugal Fan and Air Conditioner Using the Same

#471
20090241586
2009-10-01

INLET ORIFICE OF BLOWER FAN OF FAN COIL UNIT

#472
20090238677
2009-09-24

Centrifugal compressor with air extraction and return at the casing

#473
20090214334
2009-08-27

Centrifugal compressor

#474
20090208331
2009-08-20

Centrifugal compressor assembly and method

#475
20090205360
2009-08-20

Centrifugal compressor assembly and method

#476
20090196745
2009-08-06

Inlet guide vane, compressor and refrigerator

#477
20090180858
2009-07-16

Method to prevent brinelling wear of slot and pin assembly

#478
20090155047
2009-06-18

Compressor

#479
20090104032
2009-04-23

AIR CONDITIONER

#480
20090104031
2009-04-23

Cooling fan

#481
20090104024
2009-04-23

Air intake for a turbocharger for an internal combustion engine

#482
20090092484
2009-04-09

Vacuum pump

#483
20090060727
2009-03-05

Compressor housing remanufacturing method and apparatus

#484
20090060708
2009-03-05

Radial flow compressor for a turbo-supercharger

#485
20090031722
2009-02-05

Multistage exhaust turbocharger

#486
20090013689
2009-01-15

Compressor for an internal combustion engine

#487
20080292449
2008-11-27

Acoustic damper integrated to a compressor housing

#488
20080283125
2008-11-20

Vacuum divider for differential pumping of a vacuum system

#489
20080279680
2008-11-13

Multistage centrifugal compressor

#490
20080276478
2008-11-13

Laundry dryer having an air duct

#491
20080267765
2008-10-30

Centrifugal compressor with a re-circulation venturi in ported shroud

#492
20080260527
2008-10-23

Fan assembly

#493
20080247870
2008-10-09

Compressor and compressor housing

#494
20080247866
2008-10-09

Compressor and compressor housing

#495
20080185217
2008-08-07

Device for silencing a helicopter gas turbine engine and engine thus obtained

#496
20080152479
2008-06-26

Fan housing with noise-reducing structure

#497
20080134678
2008-06-12

EGR mixer and ported shroud compressor housing

#498
20080127644
2008-06-05

Supercharging control for an internal combustion engine

#499
20080115527
2008-05-22

High capacity chiller compressor

#500
20080107523
2008-05-08

Blower

#501
20080101966
2008-05-01

High efficient compact radial blower

#502
20080092538
2008-04-24

Exhaust gas turbocharger for an internal combustion engine

#503
20080085186
2008-04-10

Centrifugal fan with turbulence inducing inlet bell

#504
20080056882
2008-03-06

Compressor

#505
20070271921
2007-11-29

Inclined rib ported shroud compressor housing

#506
20070269308
2007-11-22

Engine intake air compressor having multiple inlets and method

#507
20070266705
2007-11-22

Engine intake air compressor and method

#508
20070248449
2007-10-25

Cowling

#509
20070231125
2007-10-04

Preswirl guide device

#510
20070224032
2007-09-27

Compressor apparatus with recirculation and method therefore

#511
20070222311
2007-09-27

Rotating electrical Machine, in Particular Motor Vehicle Alternator, Whereof the Input/Outputs Comprise Fines Inclined Relative to the Fan Blades

#512
20070217906
2007-09-20

Fan inlet flow distributor

#513
20070217902
2007-09-20

Centrifugal compressor with surge control, and associated method

#514
20070166149
2007-07-19

Vane system equipped with a guiding mechanism for centrifugal compressor

#515
20070154302
2007-07-05

Geared inlet guide vane for a centrifugal compressor

#516
20070137201
2007-06-21

Ported shroud with filtered external ventilation

#517
20070116559
2007-05-24

Fan and air conditioner

#518
20070066209
2007-03-22

Fan with laminar flow element in front of the suction hole

#519
20070053774
2007-03-08

Fan and scroll design for high efficiency and low noise

#520
20070041831
2007-02-22

Low-noise HVAC blower assembly

#521
20060292020
2006-12-28

COOLING FAN

#522
20060291999
2006-12-28

Air purifier

#523
20060275115
2006-12-07

Centrifugal fan and frame thereof

#524
20060198729
2006-09-07

Multi-vane centrifugal fan

#525
20060198727
2006-09-07

Turbocharger compressor having ported second-stage shroud, and associated method

#526
20060177323
2006-08-10

Rotor for a cooling fan

#527
20060165525
2006-07-27

Blower

#528
20060153674
2006-07-13

Blower fan and working machine provided with the same

#529
20060152900
2006-07-13

Systems for improved blower fans

#530
20060117749
2006-06-08

Internal combustion engine having a compressor in the induction system and method for this

#531
20060115358
2006-06-01

Centrifugal compressor

#532
20060096287
2006-05-11

Exhaust gas turbocharger for an internal combustion engine

#533
20060088412
2006-04-27

Compressor including an enhanced vaned shroud

#534
20060073030
2006-04-06

Integral motor cooling and compressor inlet

#535
20060073012
2006-04-06

Two-way air pump

#536
20060067833
2006-03-30

Integral add heat and surge control valve for compressor

#537
20060045764
2006-03-02

Compressor stage separation system

#538
20060042588
2006-03-02

Swirl generator for a radial compressor

#539
20060034686
2006-02-16

Fan inlet and housing for a centrifugal blower whose impeller has forward curved fan blades

#540
20050284173
2005-12-29

System and method for cooling a compressor motor

#541
20050260073
2005-11-24

Heat-dissipating device

#542
20050260071
2005-11-24

Heat-dissipating device

#543
20050260068
2005-11-24

Automotive compressor

#544
20050255418
2005-11-17

Blower for combustion air

#545
20050254941
2005-11-17

Inlet casing and suction passage structure

#546
20050226721
2005-10-13

Centrifugal fan

#547
20050217624
2005-10-06

Air intake

#548
20050210622
2005-09-29

Fan unit for a ventilator

#549
20050163606
2005-07-28

Centrifugal compressor with channel ring defined inlet recirculation channel

#550
20050152781
2005-07-14

Blowing apparatus for refrigerators

#551
20050152775
2005-07-14

Secondary flow control system

#552
20050103339
2005-05-19

Multiple stage blowers and volutes therefor

#553
20050095120
2005-05-05

Multiblade fan and electronic apparatus having a multiblade fan

#554
20050086973
2005-04-28

Blowing device and air conditioning apparatus having the same

#555
20050074332
2005-04-07

Fan inlet plate and method

#556
20050069410
2005-03-31

Volute inlet of fan

#557
20050056016
2005-03-17

Variable exhaust gas turbocharger

#558
20050022526
2005-02-03

Supercharging air compressor for an internal combustion engine, internal combustion engine and method for that purpose

#559
20050008484
2005-01-13

Compressor

#560
20050002782
2005-01-06

Compressor

#561
18341389
2024-04-23

Compressor system with remote-mounted recirculation valve

#562
17717889
2024-01-09

Method and apparatus for a submersible multistage labyrinth-screw pump

#563
17577876
2022-06-28

Inlet collector for centrifugal fan and centrifugal fan

#564
17401528
2023-01-17

Compressor including inlet guide vanes