ClassID:

159232

F25B2309/1406 - CPC Classification

Classification description:

Gas cycle refrigeration machines; Compression machines, plants or systems characterised by the cycle used  Pulse-tube cycles with pulse tube in co-axial or concentric geometrical arrangements

Recent Application in this class:
#1
20220270796
2022-08-25

CRYOCOOLER AND MAGNETIC SHIELD

#2
20200027633
2020-01-23

Cryocooler and magnetic shield

#3
20190186851
2019-06-20

Heat exchanger with a glass body

#4
20190078814
2019-03-14

Pulse tube cryocooler with axially-aligned components

#5
20190011170
2019-01-10

Cryocooler and magnetic shield structure of cryocooler

#6
20180306534
2018-10-25

Heat exchanger with a glass body

#7
20170307261
2017-10-26

Thermoacoustic refrigerator

#8
20170241674
2017-08-24

Cryocooler and rotary valve mechanism

#9
20170067669
2017-03-09

Cryogenic refrigerator

#10
20160334144
2016-11-17

Cryogenic refrigerator

#11
20160245553
2016-08-25

Multistage pulse tube coolers

#12
20160123631
2016-05-05

Cryogenic refrigerator

#13
20140230457
2014-08-21

Pulse tube refrigerator/cryocooler apparatus

#14
20130074523
2013-03-28

CRYOGENIC REFRIGERATOR

#15
20130074522
2013-03-28

Cryogenic refrigerator

#16
20120151941
2012-06-21

Secondary pulse tubes and regenerators for coupling to room temperature phase shifters in multistage pulse tube cryocoolers

#17
20120067556
2012-03-22

Heat exchanger with a glass body

#18
20110000228
2011-01-06

HYBRID CRYOCOOLER WITH MULTIPLE PASSIVE STAGES

#19
20090173083
2009-07-09

Co-axial multi-stage pulse tube for helium recondensation

#20
20090151364
2009-06-18

Field integrated pulse tube cryocooler with SADA II compatibility

#21
20070261416
2007-11-15

Hybrid cryocooler with multiple passive stages

#22
20060156741
2006-07-20

Multi-stage cryocooler with concentric second stage

#23
20060144054
2006-07-06

Co-axial multi-stage pulse tube for helium recondensation

#24
20050224211
2005-10-13

Foil structure for regenerators

#25
18081271
2024-11-26

Coaxial pulse tube cryocoolers