ClassID:

89179

C04B40/0658 - 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; Inhibiting the setting, e.g. mortars of the deferred action type containing water in breakable containers ; Inhibiting the action of active ingredients Retarder inhibited mortars activated by the addition of accelerators or retarder-neutralising agents

Recent Application in this class:
#1
20250312942
2025-10-09

METHOD FOR LAYER-BY-LAYER DEPOSITION OF CONCRETE USING RAPIDLY HYDRATING CEMENTITIOUS MATERIAL AND BICOMPONENT CEMENTITIOUS BINDER COMPOSITION THEREFOR

#2
20250187982
2025-06-12

USE OF CALCIUM SULFATE IN AN INORGANIC MORTAR SYSTEM BASED ON ALUMINOUS CEMENT AND GROUND-GRANULATED BLAST-FURNACE SLAG TO INCREASE LOAD VALUES

#3
20250092626
2025-03-20

COMPOSITION, METHOD AND SYSTEM FOR STABILISING A ROCK MASS

#4
20250074825
2025-03-06

USE OF AT LEAST ONE ALKALI AND/OR EARTH ALKALINE METAL SALT IN AN INORGANIC MORTAR SYSTEM BASED ON ALUMINOUS CEMENT TO ACCELERATE THE CURING OF THE CEMENT IN CHEMICAL FASTENING

#5
20230129356
2023-04-27

Enhanced pozzolan for using in extended life cements

#6
20220162131
2022-05-26

Fire-resistant two-component mortar system based on aluminous cement for a fire-resistant chemical fastening of anchors and post-installed reinforcing bars and use thereof

#7
20220048824
2022-02-17

METHOD FOR CONDITIONING AN ACID WASTE BY CEMENTATION

#8
20220041518
2022-02-10

Nano modified silicate capillary crystalline material and use method thereof

#9
20220009847
2022-01-13

Method for designing low portland liquid cement with long shelf life

#10
20210323880
2021-10-21

Additives for cements comprising Ye'elimite

#11
20210139763
2021-05-13

Cement activator composition for treatment of subterranean formations

#12
20210087458
2021-03-25

Phosphorylated amino polycarboxylic acid cement retarder

#13
20190375684
2019-12-12

Hydraulic composition for grout

#14
20190330120
2019-10-31

Snap-set, ready-mix joint compound

#15
20190136115
2019-05-09

Tunable control of pozzolan-lime cement compositions

#16
20190084882
2019-03-21

CONTROL OF TIME OF SETTING OF GEOPOLYMER COMPOSITIONS CONTAINING HIGH-CA REACTIVE ALUMINOSILICATE MATERIALS

#17
20190071353
2019-03-07

Fastening system and use thereof

#18
20180347310
2018-12-06

Cement set activators for cement compositions and associated methods

#19
20180305265
2018-10-25

Fire-resistant two-component mortar system based on aluminous cement for a fire-resistant chemical fastening of anchors and post-installed reinforcing bars and use thereof

#20
20180251404
2018-09-06

Use of calcium sulfate in an inorganic mortar system based on aluminous cement to increase load values

#21
20180230357
2018-08-16

Cement activator composition for treatment of subterranean formations

#22
20180163121
2018-06-14

Plugging and abandoning a well using extended-life cement compositions

#23
20180148629
2018-05-31

Controlled activation of extended-life cement compositions

#24
20180044251
2018-02-15

Set-delayed cement compositions comprising pumice and associated methods

#25
20170283682
2017-10-05

EXTENDED-LIFE CALCIUM ALUMINATE CEMENTING METHODS

#26
20170130119
2017-05-11

Use of synthetic smectite in set-delayed cement compositions comprising pumice

#27
20170096367
2017-04-06

Concrete fire logs and refractory materials

#28
20170073273
2017-03-16

Settable compositions and methods of use

#29
20170050882
2017-02-23

Rapid-setting and hardening, high-belite sulfoaluminate cement clinker as well as application and production process thereof

#30
20170036959
2017-02-09

Lost circulation compositions comprising pumice and associated methods

#31
20170009123
2017-01-12

Transportation and delivery of set-delayed cement compositions

#32
20170008811
2017-01-12

Flowable concrete with secondary accelerator

#33
20170001911
2017-01-05

Tunable control of pozzolan-lime cement compositions

#34
20160280982
2016-09-29

Cement set activators for set-delayed cement compositions and associated methods

#35
20160222276
2016-08-04

Foaming of set-delayed cement compositions comprising pumice and hydrated lime

#36
20160214900
2016-07-28

Set-delayed cement compositions comprising pumice and associated methods

#37
20160194244
2016-07-07

Activation of set-delayed cement compositions by retarder exchange

#38
20160075933
2016-03-17

Cement set activators for set-delayed cement compositions and associated methods

#39
20150197453
2015-07-16

Set-delayed cement compositions comprising pumice and associated methods

#40
20150197033
2015-07-16

Set-delayed cement compositions comprising pumice and associated methods

#41
20150175869
2015-06-25

Use of MEMS in set-delayed cement compositions comprising pumice

#42
20150175481
2015-06-25

Set-delayed cement compositions comprising pumice and associated methods

#43
20140374098
2014-12-25

Set-delayed cement compositions comprising pumice and associated methods

#44
20140373756
2014-12-25

Set-delayed cement compositions comprising pumice and associated methods

#45
20140216746
2014-08-07

Plugging and abandoning a well using a set-delayed cement composition comprising pumice

#46
20140202698
2014-07-24

Set-delayed cement compositions comprising pumice and associated methods

#47
20140190696
2014-07-10

Lost circulation treatment fluids comprising pumice and associated methods

#48
20140174741
2014-06-26

Settable compositions and methods of use

#49
20140090843
2014-04-03

Use of synthetic smectite in set-delayed cement compositions

#50
20140083701
2014-03-27

Cement set activators for set-delayed cement compositions and associated methods

#51
20140048267
2014-02-20

Two-part set-delayed cement compositions

#52
20140034314
2014-02-06

Mitigation of contamination effects in set-delayed cement compositions comprising pumice and hydrated lime

#53
20140034313
2014-02-06

Cement set activators for cement compositions and associated methods

#54
20140020895
2014-01-23

Foaming of set-delayed cement compositions comprising pumice and hydrated lime

#55
20140000893
2014-01-02

Set-delayed cement compositions comprising pumice and associated methods

#56
20130248183
2013-09-26

Cement set activators for set-delayed cement compositions and associated methods

#57
20130233550
2013-09-12

Set-delayed cement compositions comprising pumice and associated methods

#58
20120315417
2012-12-13

Inhibitor, resin mixture containing same and use of same

#59
20120114428
2012-05-10

Anchoring systems for mines

#60
20120067577
2012-03-22

Magnetically controlled delivery of subterranean fluid additives for use in subterranean applications

#61
20110313083
2011-12-22

Two-component mortar compound and its use

#62
20110236612
2011-09-29

Chemical two-component mortar compound with improved adhesion to the surface of partially cleaned and/or moist holes in mineral substrates, and the use of such a chemical two-component mortar compound

#63
20110100844
2011-05-05

Ready mixed setting type joint compound and set initiator in chambered pouch

#64
20110048715
2011-03-03

Radiation-induced thickening for set-on-command sealant compositions and methods of use

#65
20110048697
2011-03-03

SONICALLY ACTIVATING SETTABLE COMPOSITIONS

#66
20110024028
2011-02-03

Method for preparing three-dimensional plaster objects

#67
20100175590
2010-07-15

Snap-set, ready-mix joint compound

#68
20100051275
2010-03-04

Methods of activating compositions in subterranean zones

#69
20100050905
2010-03-04

Activating compositions in subterranean zones

#70
20090264556
2009-10-22

Non-hydrating plaster composition and method

#71
20090194283
2009-08-06

Chemical Activation for Cement Setting

#72
20090120329
2009-05-14

Hardening and Setting Accelerator Additive, Use of the Latter and Method for Producing Said Additive

#73
20090032999
2009-02-05

Castable refractory powder composition, premixed material prepared therefrom, method for casting premixed material, and hardened refractory body obtained therefrom

#74
20090025613
2009-01-29

Method for producing concrete parts and structure

#75
20080310248
2008-12-18

Apparatus for manufacturing set cellular cement

#76
20080229981
2008-09-25

Process for manufacturing ready-mixed setting alpha-calcium sulphate hemi-hydrate and kit for same

#77
20080041591
2008-02-21

Methods of using casing strings in subterranean cementing operations

#78
20080041585
2008-02-21

Methods of using casing strings in subterranean cementing operations

#79
20080041584
2008-02-21

Methods of using casing strings in subterranean cementing operations

#80
20080035344
2008-02-14

DELAYED POLYACRYLAMIDE-CO-ALUMINUM HYDROXYL CHLORIDE GEL

#81
20080000640
2008-01-03

Cement compositions for low temperature applications

#82
20060266265
2006-11-30

Method and apparatus for producing a multilayer cementitious product

#83
20060086503
2006-04-27

Casing strings and methods of using such strings in subterranean cementing operations

#84
20060086502
2006-04-27

Casing strings and methods of using such strings in subterranean cementing operations

#85
20060042519
2006-03-02

Composition for forming a composite material

#86
20050239630
2005-10-27

Powder composition for castable refractory and premixed material comprising the same, method for applying premixed material and refractory hardene product therefrom

#87
20050219938
2005-10-06

Process and apparatus for manufacturing set cellular cement

#88
20050166803
2005-08-04

Ultra low density cementitious slurries for use in cementing of oil and gas wells

#89
20050022992
2005-02-03

Storable cementitious slurries containing boric acid and method of using the same