ClassID:

143779

F04C2220/30 - CPC Classification

Classification description:

Application Use in a chemical vapor deposition [CVD] process or in a similar process

Recent Application in this class:
#1
20220090592
2022-03-24

Vacuum pumping

#2
20210372405
2021-12-02

Vacuum pumping system having a plurality of positive displacement vacuum pumps and method for operating the same

#3
20200191147
2020-06-18

Pumping unit and use

#4
20180003178
2018-01-04

Vacuum exhaust system and channel-switching valve used in this vacuum exhaust system

#5
20170350395
2017-12-07

IMPROVEMENTS IN OR RELATING TO VACUUM PUMPING ARRANGEMENT

#6
20170089339
2017-03-30

Pumping method in a system of vacuum pumps and system of vacuum pumps

#7
20150170938
2015-06-18

Method and device for pumping of a process chamber

#8
20150152871
2015-06-04

Method and pump arrangement for evacuating a chamber

#9
20150114101
2015-04-30

Deposit detection device for exhaust pump and exhaust pump

#10
20140295362
2014-10-02

Vacuum pump with abatement function

#11
20130340842
2013-12-26

Vacuum pumping system

#12
20130294957
2013-11-07

Pump enveloped with thermally conductive material

#13
20130028043
2013-01-31

Reclaim function for semiconductor processing system

#14
20130011288
2013-01-10

Scroll compressor

#15
20120261011
2012-10-18

ENERGY REDUCTION MODULE USING A DEPRESSURIZING VACUUM APPARATUS FOR VACUUM PUMP

#16
20120045322
2012-02-23

VACUUM PUMP

#17
20090269231
2009-10-29

Method of Pumping Gas

#18
20090214368
2009-08-27

Vacuum Pump

#19
20090141583
2009-06-04

Reclaim function for semiconductor processing systems

#20
20080206072
2008-08-28

Vacuum Apparatus

#21
20080025858
2008-01-31

Composite dry vacuum pump having roots and screw rotor

#22
20070172376
2007-07-26

Vaccum pump having shaft seal to prevent corrosion and to ensure smooth operation

#23
20070119816
2007-05-31

Systems and methods for reclaiming process fluids in a processing environment

#24
20070020111
2007-01-25

Fast enclosure pumping with power saving

#25
20060222506
2006-10-05

Rapidly pumping out an enclosure while limiting energy consumption

#26
20060083651
2006-04-20

Composite dry vacuum pump having roots rotor and screw rotor

#27
20050217732
2005-10-06

Apparatus for controlling the pressure in a process chamber and method of operating same

#28
20050107984
2005-05-19

Manufacturing apparatus and method for predicting life of rotary machine used in the same

#29
16864885
2024-02-20

Extending life cycles of vacuum pumps used in manufacturing processes