F04C2230/22 - CPC Classification Index

#1

20250003405

2025-01-02

Stator for a Pump and Method for Producing a Stator for a Pump

#2

20240093684

2024-03-21

Outer ring for an oil pump and a method for manufacturing the same

#3

20240044330

2024-02-08

ROTOR FOR AN ECCENTRIC SCREW PUMP AND METHOD FOR THE MANUFACTURE THEREOF

#4

20230052262

2023-02-16

Outer ring for an oil pump and a method for manufacturing the same

#5

20210301817

2021-09-30

Rotor for an eccentric screw pump and method for the manufacture thereof

#6

20210222694

2021-07-22

Friction-Optimized Vacuum Orbiter Pump

#7

20200284262

2020-09-10

Progressing cavity device with cutter disks

#8

20200109774

2020-04-09

Pump assembly and method for producing a pump assembly

#9

20190093655

2019-03-28

Rotor for a compressor

#10

20180274539

2018-09-27

INTERNAL GEAR PUMP

#11

20180119697

2018-05-03

Progressing cavity device with cutter disks

#12

20180023562

2018-01-25

External rotor pump with a surface structure having a load-bearing region and a non-load bearing region

#13

20170182561

2017-06-29

High-strength light-weight lattice-cored additive manufactured compressor components

#14

20150352638

2015-12-10

Method for producing a vane for a rotary vane pump, vane for a rotary vane pump and rotary vane pump

#15

20150204325

2015-07-23

Internal gear pump

#16

20150167666

2015-06-18

Pendulum slide pump with at least one communication channel

#17

20150093274

2015-04-02

Powder metal scrolls with modified tip designs

#18

20140134029

2014-05-15

Metal disk stacked stator with circular rigid support rings

#19

20140023541

2014-01-23

Injection molded seals for compressors

#20

20130078130

2013-03-28

SCROLL COMPRESSOR

#21

20120171061

2012-07-05

Gear pump

#22

20120148426

2012-06-14

Gear pump

#23

20120128519

2012-05-24

ROTARY COMPRESSOR

#24

20110182761

2011-07-28

STATOR FOR USE IN HELICOIDAL MOTOR

#25

20110052410

2011-03-03

Powder metal scrolls

#26

20100229386

2010-09-16

Powder metal scrolls and sinter-brazing methods for making the same

#27

20100178190

2010-07-15

Accurate powder metal component, assembly and method

#28

20100086426

2010-04-08

SLIDING MEMBER AND FLUIDIC MACHINE UTILIZING THE SAME

#29

20100028186

2010-02-04

HYDRAULIC MACHINE

#30

20100008806

2010-01-14

Regulatable vane-cell pump with a sealing web curving in an arc

#31

20090269234

2009-10-29

Vane cell pump and impeller having a chamber wall with a projecting web

#32

20090114046

2009-05-07

Iron-base sintered part, manufacturing method of iron-base sintered part and actuator

#33

20090053088

2009-02-26

Reduced rotor assembly diameter vane pump

#34

20080253913

2008-10-16

Vane pump

#35

20080247895

2008-10-09

Injection molded scroll form

#36

20080240968

2008-10-02

Low Cost Gear Fuel Pump

#37

20080240966

2008-10-02

HYDRAULIC MACHINE

#38

20080232994

2008-09-25

Inner rotor of internal gear pump having convex small circular arc parts

#39

20080213117

2008-09-04

Anti-galling pump rotor for an internal gear pump

#40

20080170958

2008-07-17

ROTOR ASSEMBLY AND METHOD OF FORMING

#41

20070259199

2007-11-08

Oil pump

#42

20070225177

2007-09-27

Slide Member and Production Process for Slide Member

#43

20070199408

2007-08-30

Inner rotor and outer rotor of internal gear pump

#44

20070067990

2007-03-29

Powder metal scrolls

#45

20060165545

2006-07-27

Sintered metal rotor of a rotary piston pump

#46

20060150406

2006-07-13

Powder metal scrolls

#47

20050281690

2005-12-22

Vane pump