ClassID:

89470

C04B2103/0036 - CPC Classification

Classification description:

Function or property of ingredients for mortars, concrete or artificial stone; Standardised cement types according to API Type H

Recent Application in this class:
#1
20260035607
2026-02-05

Well Barriers For Subterranean Storage Of Carbon Dioxide

#2
20240218231
2024-07-04

Well Barriers For Subterranean Storage Of Carbon Dioxide

#3
20240093080
2024-03-21

Well barriers for subterranean storage of carbon dioxide

#4
20220267663
2022-08-25

Passivated cement accelerator

#5
20190241792
2019-08-08

High temperature resistant Portland cement slurry and production method thereof

#6
20190218445
2019-07-18

Cement slurries for well bores

#7
20180346804
2018-12-06

Crosslinked polymers derived from monomers having acryloyl and lactam moieties and sulfonic acid/sulfonate comonomers, compositions thereof, and applications thereof

#8
20180065891
2018-03-08

CARBON DIOXIDE-RESISTANT PORTLAND BASED CEMENT COMPOSITION

#9
20170240469
2017-08-24

Nanoclay-enhanced cement composition for deep well treatment

#10
20170002257
2017-01-05

Passivated cement accelerator

#11
20160177663
2016-06-23

Nanoclay as an additive for high pressure and high temperature well cementing

#12
20140209298
2014-07-31

High efficiency radiation-induced triggering for set-on-command compositions and methods of use

#13
20130048284
2013-02-28

Carbon dioxide-resistant Portland based cement composition

#14
20130012625
2013-01-10

STRAIN HARDENING BRITTLE MATRIX COMPOSITES WITH HIGH STRENGTH AND HIGH TENSILE DUCTILITY

#15
20120210911
2012-08-23

Stable organic-based fluid loss additive containing an organophilic clay-based suspending agent for use in a well

#16
20110297377
2011-12-08

Stable organic-based fluid loss additive containing an organophilic clay-based suspending agent for use in a well

#17
20100197905
2010-08-05

Modified polysaccharides

#18
20100010108
2010-01-14

Well cementing material

#19
20080308275
2008-12-18

Subterranean cementing methods and compositions comprising oil suspensions of water soluble polymers

#20
20080308011
2008-12-18

Subterranean cementing methods and compositions comprising oil suspensions of water soluble polymers

#21
20080300151
2008-12-04

Oil-well cement fluid loss additive compostion

#22
20080202752
2008-08-28

Method of cementing within a gas or oil well

#23
20070227728
2007-10-04

METHOD AND LIGHTWEIGHT COMPOSITION FOR SEALING PIPE AND WELLBORES

#24
20070015678
2007-01-18

Modified polysaccharides

#25
20060185561
2006-08-24

Methods of cementing in subterranean zones and cementing compositions therefor

#26
20060075932
2006-04-13

Well cementing material

#27
20060021751
2006-02-02

Methods of cementing and cement compositions containing a polymeric cement cohesion additive

#28
20050204960
2005-09-22

Methods and compositions for compensating for cement hydration volume reduction