ClassID:

159099

F25B9/145 - page 2 - CPC Classification

Classification description:

Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the cycle used, e.g. Stirling cycle pulse-tube cycle

Recent Application in this class:
#301
20070028636
2007-02-08

Cryogenic refrigeration system for superconducting devices

#302
20070024284
2007-02-01

Magnetic resonance apparatus with pressure reservoir

#303
20070022761
2007-02-01

Superconducting magnet system with radiation shield disposed between the cryogenic fluid tank and a refrigerator

#304
20070000258
2007-01-04

Biological refrigeration sytem

#305
20070000257
2007-01-04

Pulse tube refrigerating machine

#306
20060288710
2006-12-28

Apparatus and method for controlling a cryocooler by adjusting cooler gas flow oscillating frequency

#307
20060277925
2006-12-14

Pulse tube refrigerator

#308
20060266052
2006-11-30

Passive thermoacoustic cooling apparatus

#309
20060254286
2006-11-16

Solid state cryocooler

#310
20060242968
2006-11-02

Cooling device

#311
20060225435
2006-10-12

Cryocooler with grooved flow straightener

#312
20060225434
2006-10-12

Cryocooler assembly with screened regenerator

#313
20060185370
2006-08-24

Cooling device

#314
20060174635
2006-08-10

Multi-stage pulse tube with matched temperature profiles

#315
20060156741
2006-07-20

Multi-stage cryocooler with concentric second stage

#316
20060147318
2006-07-06

Oil carry-over prevention from helium gas compressor

#317
20060144054
2006-07-06

Co-axial multi-stage pulse tube for helium recondensation

#318
20060137362
2006-06-29

Radial high energy acoustic device and the applied thermoacoutic device

#319
20060130493
2006-06-22

NMR spectrometer with common refrigerator for cooling an NMR probe head and cryostat

#320
20060097146
2006-05-11

NMR spectrometer with a common refrigerator for cooling an NMR probe head and cryostat

#321
20060090478
2006-05-04

Cryocooler operation with getter matrix

#322
20060086098
2006-04-27

Pulse tube cooler with internal MEMS flow controller

#323
20060064989
2006-03-30

Superconducting magnet system with refrigerator

#324
20060059921
2006-03-23

Miniature thermoacoustic cooler

#325
20060026968
2006-02-09

Cryopump with two-stage pulse tube refrigerator

#326
20060021355
2006-02-02

Cryostat configuration

#327
20050274124
2005-12-15

Multi-stage pulse tube cryocooler

#328
20050274123
2005-12-15

Thermoacoustic device

#329
20050262851
2005-12-01

Magnetic field generating assembly

#330
20050257534
2005-11-24

Method for operating a cryocooler using on line contaminant monitoring

#331
20050253676
2005-11-17

Magnet system with shielded regenerator material

#332
20050253583
2005-11-17

Magnet system with shielded regenerator housing

#333
20050229620
2005-10-20

Cooling apparatus

#334
20050224211
2005-10-13

Foil structure for regenerators

#335
20050223714
2005-10-13

Ultra-low temperature regenerator and refrigerator

#336
20050223705
2005-10-13

Pressure vibration generator

#337
20050217280
2005-10-06

Low temperature cryocooler regenerator of ductile intermetallic compounds

#338
20050210889
2005-09-29

Method for operating a cryocooler using temperature trending monitoring

#339
20050210888
2005-09-29

Cooling load enclosed in pulse tube cooler

#340
20050210887
2005-09-29

Resonant linear motor driven cryocooler system

#341
20050210886
2005-09-29

Methods for operating a pulse tube cryocooler system with mean pressure variations

#342
20050204748
2005-09-22

Cooling apparatus for articles operated at low temperature

#343
20050198974
2005-09-15

Superconducting magnet system with pulse tube cooler

#344
20050198970
2005-09-15

Low frequency pulse tube system with oil-free drive

#345
20050189727
2005-09-01

Bellows seals for thermoacoustic devices and reciprocating machinery

#346
20050151555
2005-07-14

Cooling devices and methods of using them

#347
20050132745
2005-06-23

No-vent liquid hydrogen storage and delivery system

#348
20050126187
2005-06-16

Cryogenic cooling apparatus

#349
20050115247
2005-06-02

Fast warm up pulse tube

#350
20050109042
2005-05-26

High frequency thermoacoustic refrigerator

#351
20050103025
2005-05-19

Pulse tube refrigerator sleeve

#352
20050061006
2005-03-24

Biological refrigeration system

#353
20050050904
2005-03-10

Method for cooling an article using a cryocooler and cryocooler

#354
20050044860
2005-03-03

Pulse tube refrigerating machine

#355
20050028535
2005-02-10

Compliant enclosure for thermoacoustic device

#356
20050028534
2005-02-10

Cryogenic refrigerator

#357
20050022540
2005-02-03

Heat driven acoustic orifice type pulse tube cryocooler

#358
20050022539
2005-02-03

Stirling/pulse tube hybrid cryocooler with gas flow shunt

#359
20050011200
2005-01-20

Panels for pulse tube cryopump

#360
20050005617
2005-01-13

Method for providing refrigeration using capillary pumped liquid

#361
20050005613
2005-01-13

Pulse tube refrigerator

#362
20050000233
2005-01-06

Miniature thermoacoustic cooler

#363
20050000232
2005-01-06

Pulse tube cooling by circulation of buffer gas

#364
18081271
2024-11-26

Coaxial pulse tube cryocoolers

#365
15716076
2018-10-23

Pulse tube cryogenic cooler with tunable inertance tube

#366
14802995
2017-10-10

Pulse tube refrigerator with tunable inertance tube