ClassID:

120442

C23C22/00 - CPC Classification

Classification description:

Chemical surface treatment of metallic material by reaction of the surface with a reactive medium

Sub-classes:
Recent Application in this class:
#1
20260022434
2026-01-22

MIXED POWDER, MGO PARTICLES, METHOD FOR MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR MANUFACTURING MGO PARTICLES, AND METHOD FOR MANUFACTURING MIXED POWDER

#2
20250388777
2025-12-25

ANTI-CORROSION METHOD, MAGNESIUM-CONTAINING ASSEMBLY, AND ELECTRONIC DEVICE

#3
20250206962
2025-06-26

SURFACE TREATED STEEL SHEET

#4
20240034903
2024-02-01

COATING COMPOSITION FOR ELECTRICAL STEEL SHEET, ELECTRICAL STEEL SHEET, LAMINATED CORE, AND ROTARY ELECTRIC MACHINE

#5
20230203628
2023-06-29

Method of manufacturing a stainless steel fastener

#6
20230175090
2023-06-08

GRAIN-ORIENTED ELECTRICAL STEEL SHEET, AND METHOD FOR MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET

#7
20230006386
2023-01-05

CONTACT MEMBER, CONNECTOR, COMPOSITION, AND METHOD FOR PRODUCING CONTACT MEMBER

#8
20220416460
2022-12-29

CONTACT MEMBER, CONNECTOR, COMPOSITION, AND METHOD FOR PRODUCING CONTACT MEMBER

#9
20220106661
2022-04-07

METHOD FOR PRODUCING GRAIN ORIENTED ELECTRICAL STEEL SHEET

#10
20210403343
2021-12-30

RECYCLING AUTOMOTIVE PHOSPHATE RINSE WATER STREAM

#11
20200399750
2020-12-24

Zinc-based plated steel sheet having post-treated coating formed thereon

#12
20200173028
2020-06-04

Lithium cell electrode using surface-modified copper foil current collector

#13
20200149831
2020-05-14

Heat transfer tube having rare-earth oxide superhydrophobic surface and method for manufacturing the same

#14
20200141008
2020-05-07

Coated metallic substrate and fabrication method

#15
20200082951
2020-03-12

Methods of preserving a nuclear fuel element

#16
20200063268
2020-02-27

Grain-oriented electromagnetic steel sheet and method of producing grain-oriented electromagnetic steel sheet

#17
20190330744
2019-10-31

Process for the manufacturing of a steel strip for packaging and associated equipment

#18
20190271087
2019-09-05

Grain-oriented electrical steel sheet

#19
20190177854
2019-06-13

Aqueous solution for metal surface treatment, treatment method for metal surface, and joined body

#20
20190153240
2019-05-23

Silica sol containing phenylphosphonic acid and applications thereof

#21
20190023586
2019-01-24

Recycling automotive phosphate rinse water stream

#22
20180366693
2018-12-20

Packaging material for power storage devices, and method of producing packaging material for power storage devices

#23
20180358565
2018-12-13

Substrate for photoelectric conversion element

#24
20180312977
2018-11-01

Treatment device for pickling and phosphating metal parts, and treatment method, and treatment plant for galvanizing the metal parts

#25
20180287164
2018-10-04

Lithium cell electrode using surface-modified copper foil current collector

#26
20180265986
2018-09-20

Systems and methods for modifying surfaces of substrates

#27
20180257322
2018-09-13

Self-strengthening polymer composites

#28
20180172197
2018-06-21

THREADED TUBULAR ELEMENT PROVIDED WITH A METALLIC ANTI-CORROSION AND ANTI-GALLING COATING

#29
20180135668
2018-05-17

Fixing band for constant-velocity universal joint boot

#30
20180134894
2018-05-17

RESIN COMPOSITION FOR LASER DIRECT STRUCTURING, RESIN MOLDED ARTICLE, AND METHOD FOR MANUFACTURING MOLDED RESIN ARTICLE WITH PLATED LAYER

#31
20180033529
2018-02-01

Electrical steel sheet and method for producing electrical steel sheet

#32
20180030559
2018-02-01

Grain-oriented electrical steel sheet and method for manufacturing same

#33
20180002627
2018-01-04

Low friction member having seaweed-type nanotubes and method for producing same

#34
20170373377
2017-12-28

Handheld mobile device with hidden antenna formed of metal injection molded substrate

#35
20170226628
2017-08-10

Process for the removal of contaminants from sputtering target substrates

#36
20170107626
2017-04-20

Process for the manufacturing of a steel strip for packaging and associated equipment

#37
20170081523
2017-03-23

Treated article and method of making the same

#38
20170051414
2017-02-23

Treatment device and treatment method for pickling and phosphating metal parts

#39
20160289841
2016-10-06

Method of manufacturing a steel sheet for containers

#40
20160214139
2016-07-28

Black coating film-forming vehicle component and/or fastening component, and manufacturing method thereof

#41
20160168719
2016-06-16

METHOD FOR PROTECTING A WELDED JOINT BETWEEN PIPES HAVING AN INTERIOR COATING

#42
20160083828
2016-03-24

Method for surface-treating a metallic substrate

#43
20160060784
2016-03-03

BIOLOGICAL IMPLANT

#44
20150205147
2015-07-23

Chemically reduced lithium compound-based Q-switch

#45
20150203680
2015-07-23

RESIN COMPOSITION FOR LASER DIRECT STRUCTURING, RESIN MOLDED ARTICLE, AND METHOD FOR MANUFACTURING MOLDED RESIN ARTICLE WITH PLATED LAYER

#46
20140360630
2014-12-11

Pretreating zinc surfaces prior to a passivating process

#47
20140356524
2014-12-04

Nanostructure dispersions and transparent conductors

#48
20140305903
2014-10-16

Method for manufacturing a bonded body of galvanized steel sheet and adherend

#49
20140220316
2014-08-07

Biochip substrate and method for producing same

#50
20140004335
2014-01-02

Method for producing molded product, method for producing molded product having plating film, method for producing resin pellet, foam molded product having plating film, foam injection molding method, nozzle unit, and injection molding apparatus

#51
20130209829
2013-08-15

Steel sheet for containers

#52
20130209827
2013-08-15

Steel sheet for containers and manufacturing method for same

#53
20130157076
2013-06-20

Chemical conversion coated plated steel sheet and method for producing same

#54
20120305593
2012-12-06

Pipe-passivating alkali-injecting device for a nuclear plant

#55
20110232679
2011-09-29

Use of thioglycol ethoxylate as a corrosion inhibitor

#56
20110146847
2011-06-23

Chemical conversion treatment liquid

#57
20110048584
2011-03-03

Surface treatment method of metal material

#58
20110008644
2011-01-13

BONDED BODY OF GALVANIZED STEEL SHEET AND ADHEREND, AND MANUFACTURING METHOD THEREOF

#59
20100224286
2010-09-09

METHOD FOR COATING ZINC-PLATED STEEL STRIPS WITH AQUEOUS FORMULATIONS OF ACIDIC POLYMERS

#60
20100221568
2010-09-02

Silicon-Based Anticorrosive Agent

#61
20100032291
2010-02-11

Device for Surface Treatment of Workpieces

#62
20090208762
2009-08-20

Copper Foil for Printed Wiring Board

#63
20080277206
2008-11-13

Elevator load bearing member having a conversion coating on tension member

#64
20080127859
2008-06-05

Method for Coating Metallic Surfaces with an Aqueous Multi-Component Composition

#65
20080116055
2008-05-22

LASER PASSIVATION OF METAL SURFACES

#66
20080072938
2008-03-27

Lift/immersion bath

#67
20070298174
2007-12-27

Method for coating metallic surfaces with an aqueous composition

#68
20070204886
2007-09-06

Lift/immersion bath

#69
20070065589
2007-03-22

METHOD FOR THE PASSIVATION OF THE SURFACE OF COATED METAL BANDS AND DEVICE FOR THE APPLICATION OF THE PASSIVE LAYER ON A METAL COATED STEEL BAND

#70
20060283622
2006-12-21

Electric wire having a core of aluminum or aluminum alloy

#71
20060093744
2006-05-04

Surface treatment process for magnesium-based material

#72
20060070225
2006-04-06

Single item workflow manufacturing system and method

#73
20060008587
2006-01-12

Surface treatment process for magnesium-based material

#74
20050159087
2005-07-21

Method for the creation of highly lustrous surfaceson aluminum workpieces

#75
20050147760
2005-07-07

Method for surface treatment of metal pipes