F04C2230/23 - CPC Classification Index

ClassID:

143790 ⎘

F04C2230/23 - CPC Classification

Classification description:

Manufacture essentially without removing material by permanently joining parts together

Sub-classes:

F04C2230/231 » by welding 61

Recent Application in this class:

20260149328

2026-05-28

ENHANCED MOTOR HOUSING FOR MOTOR AND PUMP SYSTEM

20260132788

2026-05-14

SINUSOIDAL PUMP WITH BLOCKING SLIDE, AND PRODUCTION METHOD

20240309975

2024-09-19

Tube assembly, compressor, refrigeration apparatus, and method of manufacturing tube assembly

20200109708

2020-04-09

Mud motor stators and pumps and method of making

20190048872

2019-02-14

Rotary piston pump with a piston formed by a plurality of plates filled with polymer material

20180223598

2018-08-09

Lobed rotor with circular section for fluid-driving apparatus

20170298933

2017-10-19

Mud motor stators and pumps and method of making

20170130643

2017-05-11

COMPOSITE ROTARY COMPONENT

20160186747

2016-06-30

Method and apparatus to manufacture a progressive cavity motor or pump

#10

20140134029

2014-05-15

Metal disk stacked stator with circular rigid support rings

#11

20110103990

2011-05-05

Scroll compressor

#12

20080170958

2008-07-17

ROTOR ASSEMBLY AND METHOD OF FORMING

#13

20060171829

2006-08-03

Chamber for Compressor and Compressor Using the Same