ClassID:

88721

C04B28/141 - CPC Classification

Classification description:

Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements containing dihydrated gypsum before the final hardening step, e.g. forming a dihydrated gypsum product followed by a de- and rehydration step

Recent Application in this class:
#1
20250270142
2025-08-28

Method and Plasterboard

#2
20250171361
2025-05-29

MOISTURE-RESISTANT GYPSUM BOARDS AND METHODS OF MAKING THEM

#3
20250145527
2025-05-08

PROCESSES FOR THE PRODUCTION OF POLYCARBOXYLATE ETHER COPOLYMERS IN THE SOLID STATE, POLYCARBOXYLATE ETHER COPOLYMERS IN THE SOLID STATE PRODUCED THEREBY, AND MINERAL BINDER COMPOSITIONS COMPRISING THE SAME

#4
20240351951
2024-10-24

SULFUR-RESISTANT PROTECTION SYSTEM

#5
20240228377
2024-07-11

GREEN HIGH STRENGTH CEMENT

#6
20240209622
2024-06-27

FIREPROOF HEAT INSULATING BOARD AND FIREPROOF HEAT INSULATING STRUCTURE

#7
20240174571
2024-05-30

GYPSUM BOARDS AND METHODS FOR MAKING THEM

#8
20240132404
2024-04-25

GREEN HIGH STRENGTH CEMENT

#9
20240075652
2024-03-07

METHODS FOR MANUFACTURING BUILDING BOARDS

#10
20240051883
2024-02-15

GRINDING AID FOR CEMENT AND PREPARATION METHOD THEREFOR

#11
20230339811
2023-10-26

GYPSUM SET ACCELERATOR

#12
20230146619
2023-05-11

SYSTEM FOR MANUFACTURING CEMENTITIOUS PRODUCT WITH SECONDARY DISCHARGE CONDUIT HAVING ADDITIVE INJECTION SYSTEM

#13
20230021340
2023-01-26

BOARD WITH FIBER-REINFORCED DENSE LAYER

#14
20220411331
2022-12-29

A Wet Accelerator, A Method of Preparing A Wet Accelerator and A Method of Producing A Gypsum Product

#15
20200331805
2020-10-22

Use of mineral fines to reduce clinker content of cementitious compositions

#16
20200299194
2020-09-24

Granulated blast-furnace slag activator, its manufacturing method thereof, and manufacturing method of cement

#17
20200262756
2020-08-20

Method for the production of gypsum-based boards and stucco slurry comprising non-pregelatinized migratory starch for use therewith

#18
20200161014
2020-05-21

Method for producing solidifying material for radioactive waste disposal via recycling of radioactive concrete and method for disposing of radioactive waste using the same

#19
20200039884
2020-02-06

GEOPOLYMER COMPOSITIONS AND METHODS FOR MAKING SAME

#20
20190016636
2019-01-17

ONE-STEP CLIMATE STABLIZING ACCELERATOR MANUFACTURING AND GYPSUM-FIBER COMPOSITE BOARD MANUFACTURED THEREFROM

#21
20180354857
2018-12-13

Method for the production of gypsum-based boards and stucco slurry comprising non-pregelatinized migratory starch for use therewith

#22
20180346383
2018-12-06

Flash calcined gypsum wallboard

#23
20180319941
2018-11-08

CELLULOSE ETHER COMPOSITIONS WITH IMPROVED WORKABILITY FOR USE IN GYPSUM SMOOTHING MORTAR AND JOINT FILLER APPLICATIONS

#24
20180022653
2018-01-25

Lightweight foamed cement, cement board, and methods for making same

#25
20170029333
2017-02-02

Quick-drying building material composition based on a mineral hybrid binder

#26
20160318801
2016-11-03

Hydraulic composition

#27
20150218052
2015-08-06

Process for manufacturing high-expansion gypsum plaster composition and high-expansion gypsum plaster composition obtained by said process

#28
20090159173
2009-06-25

Low fiber calcination process for making gypsum fiberboard

#29
20080250982
2008-10-16

High resistance gypsum parts and preparation method to obtain these parts

#30
20070246683
2007-10-25

Reduced dusting gypsum composites and method of making them