C04B41/5338 - CPC Classification Index

ClassID:

89401 ⎘

C04B41/5338 - CPC Classification

Classification description:

After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone involving the removal of at least part of the materials of the treated article, e.g. etching, drying of hardened concrete Etching

Sub-classes:

C04B41/5346 » {Dry etching} 43
C04B41/5353 » {Wet etching, e.g. with etchants dissolved in organic solvents} 62
C04B41/5361 » {Etching with molten material} 4

Recent Application in this class:

20240158309

2024-05-16

MATERIAL SURFACE TREATMENT EQUIPMENT, MATERIAL SURFACE TREATMENT METHOD AND SILICON CARBIDE MATERIAL SURFACE TREATMENT METHOD

20220161366

2022-05-26

METHOD OF MANUFACTURING NITRIDE CERAMIC SUBSTRATE AND NITRIDE CERAMIC BASE MATERIAL

20210139379

2021-05-13

Preparation of layered MXene via elemental halogen etching of MAX phase

20200339484

2020-10-29

Transferring nanostructures from wafers to transparent substrates

20200230752

2020-07-23

Mechanical ceramic matrix composite (CMS) repair

20170101350

2017-04-13

SYNTHETIC ACID COMPOSITIONS AND USES THEREOF

20150299049

2015-10-22

Body made of a ceramic material

20140284309

2014-09-25

Metal oxide activated cement

20110291311

2011-12-01

Process for extending the cyclic service life of thermal barrier coatings, in particular on gas turbine components

#10

20080171151

2008-07-17

Process for extending the cyclic service life of thermal barrier coatings, in particular on gas turbine components

#11

20070221609

2007-09-27

Method for purifying silicon carbide coated structures

#12

20060065634

2006-03-30

Low temperature susceptor cleaning

#13

20060024969

2006-02-02

High purity silicon carbide structures

#14

19093918

2026-06-02

Cementitious solids with decorative surface patterns and methods of making the same