C04B40/00 - CPC Classification Index

ClassID:

89121 ⎘

C04B40/00 - CPC Classification

Classification description:

Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability

Sub-classes:

C04B40/0003 » {making use of electric or wave energy or particle radiation} 4
C04B40/0025 » {obtaining colloidal mortar} 7
C04B40/0028 » {Aspects relating to the mixing step of the mortar preparation} 393
C04B40/0067 » {making use of vibrations} 115
C04B40/0071 » {making use of a rise in pressure} 150
C04B40/0075 » {making use of a decrease in temperature} 21
C04B40/0082 » {making use of a rise in temperature, e.g. caused by an exothermic reaction} 119
C04B40/0089 » {making use of vacuum or reduced pressure} 56
C04B40/0092 » {Temporary binders, mortars or concrete, i.e. materials intended to be destroyed or removed after hardening, e.g. by acid dissolution} 40
C04B40/0096 » {Provisions for indicating condition of the compositions or the final products, e.g. degree of homogeneous mixing, degree of wear} 50
C04B40/02 » Selection of the hardening environment 79
C04B40/04 » Preventing evaporation of the mixing water 52
C04B40/06 » Inhibiting the setting, e.g. mortars of the deferred action type containing water in breakable containers; {Inhibiting the action of active ingredients} 21

Recent Application in this class:

20260078065

2026-03-19

PROPPANT PARTICLES FORMED FROM SLURRY DROPLETS AND METHODS OF USE

20240246868

2024-07-25

PROPPANT PARTICLES FORMED FROM SLURRY DROPLETS AND METHODS OF USE

20230071272

2023-03-09

PROPPANT PARTICLES FORMED FROM SLURRY DROPLETS AND METHODS OF USE

20210032521

2021-02-04

Method of producing alumina ceramics reinforced with oil fly ash

20200231499

2020-07-23

Composition containing a semi-ordered calcium silicate hydrate

20200055784

2020-02-20

Additive for hydraulically setting compositions

20190233341

2019-08-01

Process for treating a substrate made of stone material

20190071366

2019-03-07

Proppant particles formed from slurry droplets and methods of use

20190022597

2019-01-24

Ceramic membrane filter and method for producing the same

#10

20180166689

2018-06-14

MASTERBATCH OF CARBON-BASED CONDUCTIVE FILLERS FOR LIQUID FORMULATIONS, ESPECIALLY IN LI-ON BATTERIES

#11

20180118620

2018-05-03

Addition for producing thermally conductive mortars and structural concrete

#12

20170260104

2017-09-14

Proppant particles formed from slurry droplets and methods of use

#13

20170182676

2017-06-29

Apparatus and methods for creating openings in materials that solidify

#14

20150251378

2015-09-10

Ceramic matrix composite

#15

20150051312

2015-02-19

Epoxy-multilayer polymer RDP geopolymer compositions and methods of making and using the same

#16

20140327191

2014-11-06

TUNNEL KILN AND METHOD FOR PRODUCING FIRED BODY USING SAME

#17

20130074333

2013-03-28

CERAMIC INSULATOR AND METHODS OF USE AND MANUFACTURE THEREOF

#18

20120325121

2012-12-27

Cement additive

#19

20120325120

2012-12-27

Cementitious composition and admixture

#20

20120187323

2012-07-26

Method for manufacturing an aerogel-containing composite and composite produced by that method

#21

20110289895

2011-12-01

Method for producing a ceramic filter element

#22

20110256454

2011-10-20

Masterbatch of carbon-based conductive fillers for liquid formulations, especially in Li-Ion batterries

#23

20110146540

2011-06-23

BIOMASS-DERIVED GRINDING AIDS

#24

20110101261

2011-05-05

FUNCTIONAL CONSTRUCTION ELEMENT AND A METHOD FOR PRODUCING THE SAME

#25

20110048371

2011-03-03

Ceramic insulator and methods of use and manufacture thereof

#26

20100215432

2010-08-26

BLOCK EQUIPPED WITH DRAINAGE AND VENTILATION FUNCTION, ITS PRODUCING METHOD, AND BLOCK MULT-LAYER FORMED FROM MATERIALIZATION OF THE BLOCKS

#27

20100000346

2010-01-07

Air-curing expanded concrete composed of binder-containing mixtures

#28

20090126886

2009-05-21

Process for producing a low density acoustical panel with improved sound absorption

#29

20080236719

2008-10-02

Method of Manufacturing Luminescent Tiles and Products Made Therefrom

#30

20080203594

2008-08-28

METHOD FOR FABRICATING AERATION STONE

#31

20080101151

2008-05-01

Method for wet mixing cementitious slurry for fiber-reinforced structural cement panels

#32

20070193182

2007-08-23

Lava and cement building block system

#33

20070140929

2007-06-21

Pollution control device and mat for mounting a pollution control element

#34

20070022911

2007-02-01

Method of manufacturing luminescent tiles and products made therefrom

#35

20070004826

2007-01-04

Cellulose ether composition

#36

20060272554

2006-12-07

Biomass-derived grinding aids

#37

20060145382

2006-07-06

Method for manufacturing three-dimensional active carbon fabric structure

#38

20060144593

2006-07-06

Methods of sequentially injecting different sealant compositions into a wellbore to improve zonal isolation

#39

20050284340

2005-12-29

Providing freezing and thawing resistance to cementitious compositions

#40

20050046067

2005-03-03

Inorganic phosphate cement compositions for solid freeform fabrication