ClassID:

44707

B24B31/006 - CPC Classification

Classification description:

Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor for grinding the interior surfaces of hollow workpieces

Recent Application in this class:
#1
20250367781
2025-12-04

POLISHING DEVICE AND POLISHING METHOD

#2
20250128379
2025-04-24

MULTI-FIELDS ASSISTED ABRASIVE SCOURING POLISHING METHOD AND DEVICE

#3
20230339065
2023-10-26

Chamber components with polished internal apertures

#4
20230136776
2023-05-04

APPARATUS AND METHOD OF TREATING THE INTERNAL SURFACES OF A TIMBER BARREL WITH AN ABRASIVE

#5
20220297256
2022-09-22

Chamber components with polished internal apertures

#6
20220281050
2022-09-08

FLOW DIRECTORS AND SHIELDS FOR ABRASIVE FLOW MACHINING OF INTERNAL PASSAGES

#7
20220032425
2022-02-03

METHOD FOR SURFACE PROCESSING OF A COMPONENT BY FLOW GRINDING

#8
20200230779
2020-07-23

Abrasive flow machining method and article

#9
20200094376
2020-03-26

Hollow spring and manufacturing method thereof

#10
20200086451
2020-03-19

METHOD FOR PROCESSING A SURFACE OF A METAL OBJECT SUCH AS A METAL SYNCHRONIZING RING FOR MANUAL TRANSMISSIONS

#11
20190321933
2019-10-24

Flow directors and shields for abrasive flow machining of internal passages

#12
20190168353
2019-06-06

Rotational abrasive micro/nano-finishing

#13
20190160621
2019-05-30

System and method for polishing metal surface

#14
20190126540
2019-05-02

Method of processing a surface for additive manufacturing, component and apparatus

#15
20190126435
2019-05-02

Methods, systems, and apparatuses for improving surface finish of additively manufactured parts

#16
20190105751
2019-04-11

Chamber components with polished internal apertures

#17
20190091826
2019-03-28

ABRASIVE FLOW MACHINE

#18
20180250791
2018-09-06

Method and apparatus for machining a component

#19
20180154492
2018-06-07

Hybrid tool with both fixed-abrasive and loose-abrasive phases

#20
20180050429
2018-02-22

Magnetic drive transmission method

#21
20170361418
2017-12-21

Abrasive flow machining method

#22
20170274493
2017-09-28

Chamber components with polished internal apertures

#23
20170254218
2017-09-07

System and method for cleaning gas turbine engine components

#24
20170080543
2017-03-23

ADDITIVE MANUFACTURE OF INTERIOR PASSAGES

#25
20160339558
2016-11-24

Internal surface finishing apparatus and method

#26
20160016277
2016-01-21

Method and device for the surface finishing of workpieces

#27
20150375358
2015-12-31

Chamber components with polished internal apertures

#28
20150336233
2015-11-26

CONDITIONING ONE OR MORE INTERNAL SURFACES OF AN OBJECT

#29
20120100782
2012-04-26

Apparatus and method for polishing cavities in mechanical components

#30
20110017614
2011-01-27

Stabilisation of stored gas

#31
14678139
2016-05-17

Method for producing smooth inner surfaces