ClassID:

120705

C23G1/086 - CPC Classification

Classification description:

Cleaning or pickling metallic material with solutions or molten salts with acid solutions; Iron or steel solutions containing HF

Recent Application in this class:
#1
20240295013
2024-09-05

HIGH-ENTROPY ALLOY (HEA) WITH ROOM-TEMPERATURE SUPERPLASTICITY AND PREPARATION METHOD THEREOF

#2
20230383390
2023-11-30

FERRITIC STAINLESS STEEL AND COMPONENT FOR EXHAUST GAS

#3
20220195610
2022-06-23

MARTENSITIC STAINLESS STEEL PIPE AND METHOD OF MANUFACTURING THE SAME

#4
20220177989
2022-06-09

METHOD FOR MANUFACTURING OF STAINLESS STEEL STRIPS

#5
20220154351
2022-05-19

Acid solution preparation device, acid solution supply apparatus, and pickling facility

#6
20210002774
2021-01-07

Pickling facility and operation method of pickling facility

#7
20200283867
2020-09-10

Stainless steel sheet and method of manufacturing the same, separator for solid polymer fuel cell, solid polymer fuel cell, and solid polymer fuel cell battery

#8
20200199705
2020-06-25

Method for manufacturing high-strength galvanized steel sheet

#9
20190119820
2019-04-25

Acid-pickling additive for surface oxide scale of stainless steel material, preparation method thereof, and acid-pickling method

#10
20190071623
2019-03-07

Treatment liquid, method for washing substrate, and method for removing resist

#11
20190013525
2019-01-10

Stainless steel for polymer fuel cell separation plate having improved hydrophilicity and contact resistance and method for manufacturing same

#12
20180219201
2018-08-02

Stainless steel for fuel cell separator plate and manufacturing method therefor

#13
20170306507
2017-10-26

COLD-ROLLED STEEL SHEET, METHOD OF MANUFACTURING COLD-ROLLED STEEL SHEET, AUTOMOBILE MEMBER AND FACILITY FOR MANUFACTURING COLD-ROLLED STEEL SHEET

#14
20170226604
2017-08-10

Method for producing a retort for a nitriding furnace and retort

#15
20160002810
2016-01-07

Method of producing surface-treated steel sheet

#16
20160002760
2016-01-07

Ferritic stainless steel sheet having excellent brazability, heat exchanger, ferritic stainless steel sheet for heat exchangers, ferritic stainless steel, ferritic stainless steel for members of fuel supply systems, and member of fuel supply system

#17
20150354063
2015-12-10

SURFACE TREATMENT PROCESS OF STAINLESS STEEL

#18
20150267307
2015-09-24

Brightening and passivation of stainless steel surfaces

#19
20150118518
2015-04-30

Steel sheet for electroplating, electroplated steel sheet, and methods for producing the same

#20
20150027600
2015-01-29

Si-containing high strength cold rolled steel sheet, method of producing the same, and automotive members

#21
20140373980
2014-12-25

Ferrite-based stainless steel plate having excellent resistance against scale peeling, and method for manufacturing same

#22
20140334965
2014-11-13

Use of nitrogen compounds in the pickling of stainless steel

#23
20140013814
2014-01-16

Method and apparatus for manufacturing Si-containing cold rolled steel sheets

#24
20130316262
2013-11-28

Ferritic stainless steel excellent in corrosion resistance and conductivity and method for manufacturing the same, separator of proton-exchange membrane fuel cell and proton-exchange membrane fuel cell

#25
20130074871
2013-03-28

Stainless steel pickling in an oxidizing, electrolytic acid bath

#26
20120207664
2012-08-16

Systems and methods for recovering nitric acid from pickling solutions

#27
20110257056
2011-10-20

SOLUTION FOR REMOVING TITANIUM-CONTAINING COATINGS AND REMOVING METHOD USING SAME

#28
20110253169
2011-10-20

SOLUTION FOR REMOVING TITANIUM-CONTAINING COATINGS AND METHOD FOR SAME

#29
20100122712
2010-05-20

Ferric pickling of silicon steel

#30
20100089761
2010-04-15

Method of surface treatment for metal glass part, and metal glass part with its surface treated by the method

#31
20100065167
2010-03-18

Annealing and pickling process

#32
20100042223
2010-02-18

Method Of Surface Finishing A Bone Implant

#33
20090088858
2009-04-02

Method Of Surface Finishing A Bone Implant

#34
20090004491
2009-01-01

Surface treated metal material

#35
20070181230
2007-08-09

Method for producing mat-surfaced austenitic stainless steel strips

#36
20070148355
2007-06-28

Apparatus and methods for deoxidizing metal surfaces

#37
20060091182
2006-05-04

Repair of braze joint and article repaired

#38
20060076247
2006-04-13

Pickling or brightening/passivating solution and process for steel and stainless steel

#39
20060037868
2006-02-23

Process and plant for descaling, pickling and finishing passivating stainless steel strips, and strips so obtainable

#40
20050267004
2005-12-01

Composition and method for surface treatment of oxidized metal

#41
20050040138
2005-02-24

Method of surface-finishing stainless steel after descaling

#42
20050037935
2005-02-17

Composition and method for surface treatment of oxidized metal

#43
20050028838
2005-02-10

Cleaning tantalum-containing deposits from process chamber components

#44
20050016634
2005-01-27

Process for pickling martensitic or ferritic stainless steel