ClassID:

144086

F04D19/042 - page 2 - CPC Classification

Classification description:

Axial-flow pumps; Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps Turbomolecular vacuum pumps

Recent Application in this class:
#301
20130243583
2013-09-19

Vacuum pump

#302
20130230384
2013-09-05

Splinter shield for vacuum pump, and vacuum pump with the splinter shield

#303
20130229079
2013-09-05

Magnetic bearing control device and exhaust pump having magnetic bearing control device

#304
20130224042
2013-08-29

Vacuum pump

#305
20130189090
2013-07-25

Reducing the influence of thermal expansion of connector pins on a substrate in a vacuum pump

#306
20130189089
2013-07-25

Vacuum pump

#307
20130170955
2013-07-04

Exhaust pump

#308
20130164124
2013-06-27

Exhaust pump

#309
20130149105
2013-06-13

Turbo-molecular pump

#310
20130121858
2013-05-16

VACUUM PUMP

#311
20130115110
2013-05-09

Processing chamber integrated pressure control

#312
20130115094
2013-05-09

Vacuum pump

#313
20130115074
2013-05-09

Turbo molecular pump device

#314
20130058782
2013-03-07

Vacuum pump

#315
20130045094
2013-02-21

High-vacuum pump

#316
20120321442
2012-12-20

Turbomolecular pump device

#317
20120308380
2012-12-06

Vacuum pump

#318
20120266659
2012-10-25

Leak detector and process control therefor

#319
20120219400
2012-08-30

Vacuum pump

#320
20120207592
2012-08-16

Turbomolecular pump, and method of manufacturing rotor

#321
20120201696
2012-08-09

Vacuum pump

#322
20120168621
2012-07-05

Mass spectrometer system

#323
20120148390
2012-06-14

Turbo Molecular Pump with Improved Blade Structures

#324
20120143390
2012-06-07

Vacuum pump

#325
20120141254
2012-06-07

VACUUM PUMP AND MEMBER USED FOR VACUUM PUMP

#326
20120128484
2012-05-24

Turbomolecular pump and connector device therefor

#327
20120087786
2012-04-12

Stator Structure of Turbo Molecular Pump and Method for Manufacturing the Same

#328
20120087776
2012-04-12

Multi-inlet vacuum pump

#329
20120034066
2012-02-09

Vacuum pump

#330
20120027583
2012-02-02

VACUUM PUMP

#331
20110311348
2011-12-22

Multi-inlet vacuum pump

#332
20110293401
2011-12-01

Turbomolecular pump, and particle trap for turbomolecular pump

#333
20110286864
2011-11-24

Multiple inlet vacuum pumps

#334
20110284035
2011-11-24

Method of cleaning turbo pump and chamber/turbo pump clean process

#335
20110255999
2011-10-20

USE OF A ROLLING-ELEMENT BEARING FOR BEARING ROTATING COMPONENTS IN VACUUM DEVICES AND VACUUM DEVICE

#336
20110254263
2011-10-20

Vibration damper for vacuum pumps

#337
20110236196
2011-09-29

Turbomolecular pump

#338
20110200460
2011-08-18

VACUUM PUMP

#339
20110200423
2011-08-18

Vacuum pump

#340
20110176910
2011-07-21

Turbomolecular Pump with a Flexible Mount

#341
20110162678
2011-07-07

Reflecting device, communicating pipe, exhausting pump, exhaust system, method for cleaning the system, storage medium storing program for implementing the method, substrate processing apparatus, and particle capturing component

#342
20110150629
2011-06-23

Stator-rotor arrangement for a vacuum pump and vacuum pump

#343
20110142686
2011-06-16

Vacuum pump for differentially pumping multiple chambers

#344
20110123358
2011-05-26

Vacuum pump

#345
20110123328
2011-05-26

VACUUM PUMP

#346
20110121767
2011-05-26

Motor driver circuit and vacuum pump having the motor driver circuit

#347
20110103934
2011-05-05

Vacuum pump

#348
20110082580
2011-04-07

Vacuum pumping systems

#349
20110081231
2011-04-07

PUMP BEARING ARRANGEMENT

#350
20110064562
2011-03-17

Turbomolecular pump

#351
20110046897
2011-02-24

Method for determining the fatigue of a pump rotor of a gas turbopump

#352
20110044826
2011-02-24

Vacuum pump

#353
20110033317
2011-02-10

VACUUM PUMP

#354
20110014073
2011-01-20

Turbo-molecular pump

#355
20110008176
2011-01-13

Turbomolecular pump

#356
20100322799
2010-12-23

TURBOMOLECULAR PUMP

#357
20100322798
2010-12-23

RAPIDLY ROTATING VACUUM PUMP

#358
20100303653
2010-12-02

TURBOMOLECULAR PUMP

#359
20100303650
2010-12-02

CURRENT LEADTHROUGH FOR A VACUUM PUMP

#360
20100303644
2010-12-02

Vacuum pump

#361
20100303640
2010-12-02

VACUUM PUMP

#362
20100296917
2010-11-25

Vacuum pump

#363
20100290915
2010-11-18

Multi-stage pump rotor for a turbomolecular pump

#364
20100266426
2010-10-21

Increased volumetric capacity of axial flow compressors used in turbomolecular vacuum pumps

#365
20100247350
2010-09-30

Turbomolecular pump device and controlling device thereof

#366
20100247336
2010-09-30

Turbomolecular pump

#367
20100226765
2010-09-09

Radial turbomolecular pump with electrostatically levitated rotor

#368
20100215532
2010-08-26

Vacuum pump

#369
20100202880
2010-08-12

Coating for gas bearing

#370
20100199495
2010-08-12

PROCESS FOR PREPARING ROTORS OR STATORS OF A TURBOMOLECULAR PUMP

#371
20100194225
2010-08-05

Self Sensing Integrated System and Method for Determining the Position of a Shaft in a Magnetic Bearing

#372
20100187415
2010-07-29

TURBOMOLECULAR PUMP

#373
20100176294
2010-07-15

Mass spectrometer arrangement

#374
20100135784
2010-06-03

Vacuum pump

#375
20100098558
2010-04-22

Vacuum pump having nested chambers associated with a mass spectrometer

#376
20100054957
2010-03-04

METHOD FOR DETERMINING A STATEMENT OF A STATE OF A TURBOMOLECULAR PUMP AND A TURBOMOLECULAR PUMP

#377
20090317261
2009-12-24

Pumping system and method of operation

#378
20090257889
2009-10-15

Vacuum pump

#379
20090257470
2009-10-15

Contactless device for measuring operating parameters of rotors of high-speed rotary machines

#380
20090246048
2009-10-01

Turbo vacuum pump

#381
20090246038
2009-10-01

Turbo vacuum pump

#382
20090214348
2009-08-27

Method for manufacturing the rotor assembly of a rotating vacuum pump

#383
20090211653
2009-08-27

Vacuum pumping arrangement

#384
20090208354
2009-08-20

Support for rolling bearing

#385
20090196734
2009-08-06

Turbo vacuum pump

#386
20090180890
2009-07-16

ROTORS OR STATORS OF A TURBOMOLECULAR PUMP

#387
20090162220
2009-06-25

Vacuum pump

#388
20090136336
2009-05-28

Exhaust system and exhausting pump connected to a processing chamber of a substrate processing apparatus

#389
20090123317
2009-05-14

Vacuum pump with a lubricant pump

#390
20090116959
2009-05-07

Turbo-molecular pump and method of assembling turbo-molecular pump

#391
20090108703
2009-04-30

ROTARY APPARATUS

#392
20090104353
2009-04-23

Apparatus For Treating A Gas Stream

#393
20090101214
2009-04-23

Gas supply system for a pumping arrangement

#394
20090092484
2009-04-09

Vacuum pump

#395
20090081056
2009-03-26

Molecular pump and flange having shock absorbing member

#396
20090068451
2009-03-12

Coated articles

#397
20090068011
2009-03-12

Vacuum pump arrangement

#398
20090068008
2009-03-12

FASTENING STRUCTURE AND ROTARY VACUUM PUMP

#399
20090028720
2009-01-29

Vacuum pump

#400
20080317590
2008-12-25

Production method of stator blade and turbo-molecular pump with the stator blade

#401
20080309184
2008-12-18

Support device for supporting a rotor for rotation

#402
20080304985
2008-12-11

Turbo-molecular pump

#403
20080295867
2008-12-04

Method of cleaning turbo pump and chamber/turbo pump clean process

#404
20080286089
2008-11-20

Turbo-molecular pump

#405
20080283125
2008-11-20

Vacuum divider for differential pumping of a vacuum system

#406
20080253903
2008-10-16

Vacuum pumps with auxiliary pumping stages

#407
20080240948
2008-10-02

Device for containing catastrophic failure of a turbomolecular pump

#408
20080240910
2008-10-02

Turbo-molecular pump, substrate processing apparatus, and method for suppressing attachment of depositions to turbo-molecular pump

#409
20080240905
2008-10-02

Exhaust pump, communicating pipe, and exhaust system

#410
20080236629
2008-10-02

Cleaning method for turbo molecular pump

#411
20080232985
2008-09-25

Vacuum pump with a bearing cage having a threaded groove

#412
20080226387
2008-09-18

Structure for Connecting End Parts and Vacuum System Using the Structure

#413
20080206079
2008-08-28

Turbo-molecular pump and touchdown bearing device

#414
20080193303
2008-08-14

Multi-stage vacuum pumping arrangement

#415
20080166219
2008-07-10

Vacuum pump for differential pumping multiple chambers

#416
20080138219
2008-06-12

Vacuum pump

#417
20080138202
2008-06-12

Arrangement for supporting a shaft of a vacuum pump and a vacuum pump with such an arrangement

#418
20080131288
2008-06-05

Vacuum pump

#419
20080118351
2008-05-22

Stator vane of turbo molecular pump

#420
20080112660
2008-05-15

Bearing module for a vacuum pump

#421
20080088398
2008-04-17

Magnetic bearing system

#422
20070258836
2007-11-08

Vacuum pump

#423
20070243059
2007-10-18

Techniques for movement through gas or liquid or liquid without a velocity boundary layer

#424
20070227357
2007-10-04

Turbomolecular pump system for gas separation

#425
20070188966
2007-08-16

Magnetic bearing device and a turbo molecular pump with the magnetic bearing device mounted thereto

#426
20070153978
2007-07-05

Compact source with very bright X-ray beam

#427
20070148020
2007-06-28

Apparatus and method for pumping in an ion optical device

#428
20070145929
2007-06-28

Vacuum pump

#429
20070116555
2007-05-24

Vacuum pump

#430
20070104598
2007-05-10

Fixing device for a vacuum pump

#431
20070081893
2007-04-12

Pump apparatus for semiconductor processing

#432
20070079758
2007-04-12

Wide range pressure control using turbo pump

#433
20070066433
2007-03-22

Speed monitoring device

#434
20070048145
2007-03-01

Vacuum evacuation device and method, and substrate processing apparatus and method

#435
20070041826
2007-02-22

Turbomolecular pump with static charge control

#436
20070031270
2007-02-08

Fixing structure for fixing rotor to rotor shaft, and turbo molecular pump having the fixing structure

#437
20060280595
2006-12-14

Stator disc for a turbomolecular pump

#438
20060257243
2006-11-16

Reflecting device, communicating pipe, exhausting pump, exhaust system, method for cleaning the system, storage medium storing program for implementing the method, substrate processing apparatus, and particle capturing component

#439
20060245960
2006-11-02

Vacuum pump

#440
20060210414
2006-09-21

Turbomolecular vacuum pump

#441
20060140776
2006-06-29

Vacuum pump

#442
20060110271
2006-05-25

Foil shield for a vacuum pump with a high-speed rotor

#443
20060034715
2006-02-16

Integrated high vacuum pumping system

#444
20060034713
2006-02-16

Turbo pump and processing apparatus comprising the same

#445
20060024184
2006-02-02

Rotary vacuum pump, vacuum device, and pump connection structure

#446
20050220606
2005-10-06

Method for producing the rotor of a drag vacuum pump and a rotor produced according to this method

#447
20050207884
2005-09-22

Turbomolecular pump

#448
20050169745
2005-08-04

Gas friction pump

#449
20050135919
2005-06-23

Molecular speed and direction selection

#450
20050129509
2005-06-16

Ultra-high speed vacuum pump system with first stage turbofan and second stage turbomolecular pump

#451
20050106043
2005-05-19

Vacuum pump provided with vibration damper

#452
20050106005
2005-05-19

Turbo molecular high-vacuum pump with a circular intake area

#453
20050058554
2005-03-17

Connection element

#454
20050047905
2005-03-03

Molecular pump and connecting device

#455
20050022974
2005-02-03

Heat exchange technique

#456
20050013710
2005-01-20

Turbomolecular pump

#457
20050002776
2005-01-06

Heteroscopic turbine

#458
14611682
2016-06-14

Mass spectrometer