ClassID:

85723

C01F11/181 - CPC Classification

Classification description:

Compounds of calcium, strontium, or barium; Carbonates Preparation of calcium carbonate by carbonation of aqueous solutions and characterised by control of the carbonation conditions

Recent Application in this class:
#1
20260138880
2026-05-21

Enhancing Carbon Dioxide Storage via Bio-Inspired Mineralization of Vaterite Microspheres Using Ultrasonication and Bio-additives

#2
20260108848
2026-04-23

CARBONATED SLURRY PRODUCTION SYSTEM

#3
20260092245
2026-04-02

High Albedo Concrete Composition

#4
20260078011
2026-03-19

CALCIUM CARBONATE PRODUCTION METHOD AND PRODUCTION SYSTEM

#5
20260042062
2026-02-12

PLANT AND METHOD FOR THE PURIFICATION OF FUMES AND RECOVERY OF SECONDARY RAW MATERIAL

#6
20250333323
2025-10-30

Mineralizing Carbon Dioxide into Sustainable Materials

#7
20250256240
2025-08-14

PLANT AND METHOD TO IMPROVE THE EFFICIENCY OF CO2 CAPTURE AND STORAGE USING PRECIPITATED CALCIUM CARBONATE

#8
20250236531
2025-07-24

SYSTEMS AND METHODS FOR PRODUCING ALKALI HYDROXIDES AND SULFURIC ACID OR HYDROCHLORIC ACID

#9
20250215643
2025-07-03

COMPOSITE FIBERS AND METHODS OF MAKING THE SAME

#10
20250206631
2025-06-26

MANUFACTURING APPARATUS FOR CALCIUM CARBONATE AND MANUFACTURING METHOD FOR CALCIUM CARBONATE

#11
20250092537
2025-03-20

LI RECOVERY PROCESSES AND ONSITE CHEMICAL PRODUCTION FOR LI RECOVERY PROCESSES

#12
20250091892
2025-03-20

MINERAL CARBONATION IN ALKALINE AQUEOUS SCRUBBING SYSTEM

#13
20250066214
2025-02-27

SINGLE-STEP LOW-TEMPERATURE CALCIUM CARBONATE PRODUCTION THROUGH CARBON DIOXIDE SEQUESTRATION OF MINERAL MATERIALS TO MAKE CONCRETE

#14
20250066213
2025-02-27

CARBON DIOXIDE MINERALIZATION AND STORAGE

#15
20250051230
2025-02-13

Methods of Producing a Building Material

#16
20250019254
2025-01-16

ADSORPTION OF CARBON DIOXIDE FROM NATURAL GAS INTO CAUSTIC AND PRECIPITATION AS CALCIUM CARBONATE AND METHODS THEREOF

#17
20250011950
2025-01-09

LI RECOVERY PROCESSES AND ONSITE CHEMICAL PRODUCTION FOR LI RECOVERY PROCESSES

#18
20250011949
2025-01-09

LI RECOVERY PROCESSES AND ONSITE CHEMICAL PRODUCTION FOR LI RECOVERY PROCESSES

#19
20250002364
2025-01-02

RECOVERING A CAUSTIC SOLUTION VIA CALCIUM CARBONATE CRYSTAL AGGREGATES

#20
20240417271
2024-12-19

CALCIUM CARBONATE MINERALIZATION OF HEMP FIBER

#21
20240409719
2024-12-12

PRECIPITATED CALCIUM CARBONATE WITH HIGH BIO-BASED CARBON CONTENT FOR POLYMER FORMULATIONS

#22
20240352231
2024-10-24

CALCIUM CARBONATE PARTICLE GROUP, RESIN COMPOSITION, AND METHOD FOR PRODUCING CALCIUM CARBONATE PARTICLE GROUP

#23
20240351903
2024-10-24

PRODUCTION METHOD OF CALCIUM CARBONATE AND CALCIUM CARBONATE PRODUCTION DEVICE

#24
20240286917
2024-08-29

Method for producing calcium carbonate solids from alkaline minerals

#25
20240286916
2024-08-29

METHOD FOR INTEGRATED UTILIZATION OF CALCIUM CHLORIDE SOLUTION AND CARBON DIOXIDE

#26
20240247201
2024-07-25

METHOD OF GENERATING HIGH PURITY HYDROGEN FROM PLASTIC WASTE MIXTURES WITHOUT PRODUCING CARBON DIOXIDE

#27
20240246028
2024-07-25

REACTOR AND CARBONATION EQUIPMENT HAVING SAME

#28
20240190717
2024-06-13

METHOD FOR PROMOTING THE RAPID PRECIPITATION OF TRAVERTINE CRYSTALS BY ALGAE

#29
20240182340
2024-06-06

System and Method for Dual-Pathway System for Carbon Dioxide Capture from Ocean Water

#30
20240149240
2024-05-09

Sulfuric acid production with mineral carbon sequestration

#31
20240084464
2024-03-14

LI RECOVERY PROCESSES AND ONSITE CHEMICAL PRODUCTION FOR LI RECOVERY PROCESSES

#32
20240011167
2024-01-11

LI RECOVERY PROCESSES AND ONSITE CHEMICAL PRODUCTION FOR LI RECOVERY PROCESSES

#33
20230383316
2023-11-30

BIOLOGICAL SINTERING OF CARBONATES WITHOUT HEAT OR PRESSURE

#34
20230365425
2023-11-16

METHODS AND SYSTEMS FOR TREATMENT OF LIMESTONE TO FORM VATERITE

#35
20230349055
2023-11-02

Li recovery processes and onsite chemical production for Li recovery processes

#36
20230331576
2023-10-19

Recovering a caustic solution via calcium carbonate crystal aggregates

#37
20230331575
2023-10-19

METHOD FOR PREPARING INORGANIC COMPOUND BY USING RECYCLABLE RESOURCES TO REDUCE GREENHOUSE GAS EMISSIONS

#38
20230304172
2023-09-28

Li recovery processes and onsite chemical production for Li recovery processes

#39
20230303400
2023-09-28

Method For Manufacturing Ammonium Sulphate And Calcium Carbonate From Phosphogypsum

#40
20230294999
2023-09-21

Permanent storage of carbon dioxide

#41
20230271845
2023-08-31

METHOD FOR PRODUCING CALCIUM CARBONATE AND CALCIUM CARBONATE

#42
20230257276
2023-08-17

SINGLE-STEP LOW-TEMPERATURE CALCIUM CARBONATE PRODUCTION THROUGH CARBON DIOXIDE SEQUESTRATION OF MINERAL MATERIALS TO MAKE CONCRETE

#43
20230242410
2023-08-03

METHOD AND APPARATUS FOR PRODUCING CARBONATE SALTS

#44
20230219057
2023-07-13

Methods of treating metal carbonate salts

#45
20230159346
2023-05-25

FACILE, LOW-ENERGY ROUTES FOR THE PRODUCTION OF HYDRATED CALCIUM AND MAGNESIUM SALTS FROM ALKALINE INDUSTRIAL WASTES

#46
20230118703
2023-04-20

Methods and systems for treatment of lime to form vaterite

#47
20230107410
2023-04-06

Methods and systems for treatment of lime to form vaterite

#48
20230104761
2023-04-06

METHODS AND SYSTEMS FOR TREATMENT OF LIME TO FORM VATERITE

#49
20230074987
2023-03-09

Reduced Carbon Footprint Concrete Composition

#50
20230071790
2023-03-09

Negative Carbon Footprint Concrete Composition

#51
20230057459
2023-02-23

METHOD OF PROVIDING CLEAN AIR, CLEAN WATER, AND/OR HYDRAULIC CEMENT AT WELL SITES

#52
20230057182
2023-02-23

PRODUCED WATER TREATMENT WITH CO2 ABSORPTION

#53
20230054615
2023-02-23

High Albedo Concrete Composition

#54
20230038447
2023-02-09

System and method for permanent carbon dioxide sequestration using a renewable energy source

#55
20230029726
2023-02-02

Li recovery processes and onsite chemical production for Li recovery processes

#56
20220380917
2022-12-01

Li recovery processes and onsite chemical production for Li recovery processes

#57
20220380914
2022-12-01

Li recovery processes and onsite chemical production for Li recovery processes

#58
20220380912
2022-12-01

Li recovery processes and onsite chemical production for Li recovery processes

#59
20220332620
2022-10-20

SIMPLIFIED SULPHATE REMOVAL FOR EFFLUENT TREATMENT

#60
20220288557
2022-09-15

Methods of treating metal carbonate salts

#61
20220288556
2022-09-15

Methods of treating metal carbonate salts

#62
20220281753
2022-09-08

METHOD FOR SEQUESTERING CARBON

#63
20220250930
2022-08-11

A REACTOR AND METHOD FOR MAKING CALCIUM HYDROXIDE

#64
20220250917
2022-08-11

PROCESS FOR CONVERTING HYDROCARBONS TO PRODUCTS

#65
20220214477
2022-07-07

Highly Reflective Microcrystalline/Amorphous Materials, and Methods for Making and Using the Same

#66
20220152570
2022-05-19

Method for preparing ceramic materials

#67
20220106194
2022-04-07

PROCESS FOR PRODUCING NANO PRECIPITATED CALCIUM CARBONATE

#68
20220073362
2022-03-10

AUTOMOBILE EXHAUST GAS BOTTLE- REACTOR THAT ABSORBS CARBON DIOXIDE

#69
20220047989
2022-02-17

CARBON DIOXIDE FIXATION APPARATUS

#70
20220042182
2022-02-10

Li recovery processes and onsite chemical production for Li recovery processes

#71
20220024778
2022-01-27

Method of extracting and carbonating calcium from alkaline industrial waste or by-product materials

#72
20220008865
2022-01-13

METHOD FOR FIXING CARBON DIOXIDE, METHOD FOR PRODUCING FIXED CARBON DIOXIDE, AND FIXED CARBON DIOXIDE PRODUCTION APPARATUS

#73
20210354084
2021-11-18

Method for carbon dioxide capture and sequestration using alkaline industrial wastes

#74
20210340019
2021-11-04

Artificial nacre material with layered structure and preparation method thereof

#75
20210301140
2021-09-30

Rock hardness for hydraulic fracturing and art preservation

#76
20210284545
2021-09-16

Recovering a caustic solution via calcium carbonate crystal aggregates

#77
20210276878
2021-09-09

Processes for preparing inorganic carbonates

#78
20210261429
2021-08-26

Methods and systems for treatment of limestone to form vaterite

#79
20210261428
2021-08-26

Methods and systems for treatment of lime to form vaterite

#80
20210260524
2021-08-26

Method for fixing carbon dioxide, method for producing fixed carbon dioxide, and fixed carbon dioxide production apparatus

#81
20210114892
2021-04-22

Permanent storage of carbon dioxide

#82
20210024364
2021-01-28

Facile, low-energy routes for the production of hydrated calcium and magnesium salts from alkaline industrial wastes

#83
20200370001
2020-11-26

Carbon sequestration methods and systems, and compositions produced thereby

#84
20200361781
2020-11-19

Method and system for recycling carbon dioxide

#85
20200270462
2020-08-27

Precipitated calcium carbonate with improved resistance to structural breakdown

#86
20200109059
2020-04-09

Recovering a caustic solution via calcium carbonate crystal aggregates

#87
20200093955
2020-03-26

Method for producing calcium carbonate block

#88
20200062608
2020-02-27

Calcium carbonate and production method therefor

#89
20200046869
2020-02-13

USE OF ZINC TREATED PRECIPITATED CALCIUM CARBONATE IN HYGIENIC PRODUCTS

#90
20190359524
2019-11-28

Mineral composition based on a mixed solid phase of calcium and magnesium carbonates and process for preparing such a composition

#91
20190329581
2019-10-31

Printable recording medium

#92
20190270047
2019-09-05

Method and apparatus for continuous removal of carbon dioxide

#93
20190232216
2019-08-01

Carbon Dioxide Capture And Conversion Methods And Systems

#94
20190211179
2019-07-11

Composite powder containing calcium carbonate and having microstructured particles

#95
20190179061
2019-06-13

Highly reflective microcrystalline/amorphous materials, and methods for making and using the same

#96
20190135649
2019-05-09

Production of amorphous calcium carbonate

#97
20190070556
2019-03-07

Carbon dioxide chemical sequestration from industrial emissions by carbonation

#98
20190024320
2019-01-24

Method for forming a composite comprising MFC and a composite produced by the method

#99
20180346333
2018-12-06

Complexes of calcium phosphate microparticles and fibers as well as processes for preparing them

#100
20180320481
2018-11-08

SOLUTION TO AIR POLLUTION

#101
20180265371
2018-09-20

A CONTROLLED PROCESS FOR PRECIPITATING POLYMORPHS OF CALCIUM CARBONATE

#102
20180201789
2018-07-19

Precipitated calcium carbonate with improved resistance to structural breakdown

#103
20180170765
2018-06-21

PRODUCTION OF PRECIPITATED CALCIUM CARBONATE

#104
20180112360
2018-04-26

Method of producing filler

#105
20180022617
2018-01-25

Recovery of valuable resources from produced water and coal combustion products

#106
20180022614
2018-01-25

A CONTROLLED PROCESS FOR PRECIPITATING CALCIUM CARBONATE

#107
20180009709
2018-01-11

Basic oxygen furnace slag treatment method

#108
20180002187
2018-01-04

Process for treating a sulfurous fluid to form gypsum and magnesium carbonate

#109
20170369329
2017-12-28

A PROCESS FOR CONVERTING NATURAL CALCIUM CARBONATE INTO PRECIPITATED CALCIUM CARBONATE

#110
20170291139
2017-10-12

Carbonation of metal silicates for long-term COsequestration

#111
20170274109
2017-09-28

Use of ozone to control bioburden in precipitated calcium carbonate slurry (PCC)

#112
20170247840
2017-08-31

Process for preparing a PCC composite product

#113
20170240432
2017-08-24

Preparation method of calcium carbonate with high purity from inorganic materials containing alkali metals or alkali earth metals

#114
20170137299
2017-05-18

Process for obtaining precipitated calcium carbonate

#115
20170113945
2017-04-27

Calcium carbonate microparticles and processes for preparing them

#116
20170107668
2017-04-20

Complexes of calcium carbonate microparticles and fibers as well as processes for preparing them

#117
20170081208
2017-03-23

Process for the preparation of an aqueous solution comprising at least one earth alkali hydrogen carbonate and its use

#118
20170081207
2017-03-23

Recovering a caustic solution via calcium carbonate crystal aggregates

#119
20170036930
2017-02-09

Process for the preparation of an aqueous solution comprising at least one earth alkali hydrogen carbonate and its use

#120
20160332114
2016-11-17

Carbon dioxide chemical sequestration from industrial emissions by carbonation

#121
20160312408
2016-10-27

Arrangement for and a method of manufacturing a fibrous web

#122
20160304353
2016-10-20

Method for preparing nano silica and nano calcium carbonate using rice hull ash and flue gas

#123
20160280559
2016-09-29

Coating method of calcium carbonate film

#124
20160271513
2016-09-22

DRYING TECHNIQUES FOR MICROFLUIDIC AND OTHER SYSTEMS

#125
20160244334
2016-08-25

Continuous hydrodynamic cavitation crystallization

#126
20160229702
2016-08-11

Precipitated calcium carbonate from pulp mill waste having an improved brightness, method for the production and use thereof

#127
20160215146
2016-07-28

Pigment particle composition, its method of manufacture and its use

#128
20160145155
2016-05-26

Mineral composition based on a mixed solid phase of calcium and magnesium carbonates and process for preparing such a composition

#129
20160060813
2016-03-03

Method of providing fiber web making furnish with filler, and paper or paper board

#130
20160032481
2016-02-04

Method and system for producing crystalline calcium carbonate by the combined use of two gases with different COcontent

#131
20160023915
2016-01-28

Process for preparing scalenohedral precipitated calcium carbonate

#132
20160002855
2016-01-07

Arrangement for and a method of manufacturing a fibrous web

#133
20150329369
2015-11-19

Recovering a caustic solution via calcium carbonate crystal aggregates

#134
20150210559
2015-07-30

Process for the production of precipitated calcium carbonate, precipitated calcium carbonate and uses thereof

#135
20150166358
2015-06-18

Process for obtaining precipitated calcium carbonate

#136
20150151248
2015-06-04

Carbon capture

#137
20150056124
2015-02-26

Process for preparing scalenohedral precipitated calcium carbonate

#138
20150050206
2015-02-19

Method of preparing calcium carbonate using direct carbonation reaction

#139
20150044469
2015-02-12

Mineral composition made from a mixed solid phase of calcium and magnesium carbonates, method of preparing same and use thereof

#140
20150030523
2015-01-29

Carbon dioxide chemical sequestration from industrial emissions by carbonation

#141
20150023127
2015-01-22

Carbonation device and method of carbonation using the same

#142
20150010458
2015-01-08

Process for the preparation of an aqueous solution comprising at least one earth alkali hydrogen carbonate and its use

#143
20140366777
2014-12-18

Process for the production of precipitated calcium carbonate, precipitated calcium carbonate and uses thereof

#144
20140360940
2014-12-11

Process for the preparation of an aqueous solution comprising at least one earth alkali hydrogen carbonate and its use

#145
20140328624
2014-11-06

Permeable paving slab and paver and manufacturing method therefor

#146
20140326167
2014-11-06

Method and apparatus for the preparation of calcium carbonate coated calcium hydroxide particles

#147
20140322803
2014-10-30

Carbon sequestration methods and systems, and compositions produced thereby

#148
20140271440
2014-09-18

Highly reflective microcrystalline/amorphous materials, and methods for making and using the same

#149
20140271379
2014-09-18

Recovering a caustic solution via calcium carbonate crystal aggregates

#150
20140234946
2014-08-21

Carbon sequestration methods and systems, and compositions produced thereby

#151
20140186241
2014-07-03

Precipitated calcium carbonate from pulp mill waste having an improved brightness, method for the production and use thereof

#152
20140072503
2014-03-13

Fine crystal particle production method

#153
20140069302
2014-03-13

USE OF PRECIPITATED CARBONATE IN THE MANUFACTURE OF A FIBRE PRODUCT

#154
20140010743
2014-01-09

Sulfate-based electrolysis processing with flexible feed control, and use to capture carbon dioxide

#155
20140004347
2014-01-02

Precipitated magnesium carbonate

#156
20130243674
2013-09-19

Methods and systems for utilizing waste sources of metal oxides

#157
20130216468
2013-08-22

Method and apparatus for in-line production of milk of lime into an in-line production process of PCC arranged in connection with a fibrous web machine

#158
20130209377
2013-08-15

Synthesis of amorphous calcium phosphate or poorly crystalline calcium phosphate powders by using Ca metal

#159
20130129601
2013-05-23

Lime causticization product brightness improvement via pre-slaking

#160
20130078168
2013-03-28

System and method for carbon dioxide solidification

#161
20130028828
2013-01-31

Conversion of gaseous carbon dioxide into aqueous alkaline and/or alkaline earth bicarbonate solutions

#162
20120328497
2012-12-27

Production and/or recovery of products from waste sludge

#163
20120291675
2012-11-22

METHODS AND PRODUCTS UTILIZING MAGNESIUM OXIDE FOR CARBON DIOXIDE SEQUESTRATION

#164
20120269714
2012-10-25

Method of producing calcite capable of controlling a grain size thereof

#165
20120263973
2012-10-18

Process for producing polymer-containing coatings

#166
20120189515
2012-07-26

Production of calcium carbonate

#167
20120134902
2012-05-31

Method of fixing carbon dioxide

#168
20120128572
2012-05-24

METHOD OF PRODUCING CALCIUM CARBONATE

#169
20120128571
2012-05-24

Carbonation of metal silicates for long-term CO2 sequestration

#170
20120114548
2012-05-10

Method of producing carbonate using carbon dioxide microbubbles and carbonate thereof

#171
20120082602
2012-04-05

METHOD FOR INDUSTRIAL MANUFACTURE OF PRECIPITATED CALCIUM CARBONATE (CaCO3) FROM CARBONATE BEARING ROCKS

#172
20120073473
2012-03-29

Different types of mineral matter containing carbonate with reduced fossil fuel carbon dioxide emission on breakdown, together with their synthesis process and their uses

#173
20120040111
2012-02-16

Precipitated calcium carbonate pigment, especially for use in inkjet printing paper coatings

#174
20110280777
2011-11-17

Method and apparatus for manufacturing of a calcium carbonate product, the product and its use

#175
20110139628
2011-06-16

Method of producing calcium carbonate from waste and by-products

#176
20110033350
2011-02-10

PROCESS FOR RECOVERING SUBSTANCES FROM HIGH SALINITY LIQUIDS

#177
20110011548
2011-01-20

Method of and an arrangement for proportioning thick stock to a short circulation of fiber web machine

#178
20110011305
2011-01-20

Pigment particle composition, its method of manufacture and its use

#179
20110000633
2011-01-06

Method for crystallizing a filler in connection with a fiber web process, and an approach system for a fiber web machine

#180
20100258506
2010-10-14

Methods and apparatuses for decreasing the CO2 concentration of a fluid

#181
20100258035
2010-10-14

COMPOSITIONS AND METHODS USING SUBSTANCES CONTAINING CARBON

#182
20100239467
2010-09-23

METHODS AND SYSTEMS FOR UTILIZING WASTE SOURCES OF METAL OXIDES

#183
20100215564
2010-08-26

Calcium carbonate microtablets and method for the preparation thereof

#184
20100144521
2010-06-10

Rocks and Aggregate, and Methods of Making and Using the Same

#185
20100129282
2010-05-27

High-purity calcium compounds

#186
20100068506
2010-03-18

Light calcium carbonate, process for producing the same, and printing paper containing the same

#187
20100048791
2010-02-25

SPHERICAL CALCIUM CARBONATE PARTICLES

#188
20100028659
2010-02-04

Method for producing paper coating solution and coated paper coated with the paper coating solution produced by the method

#189
20100000444
2010-01-07

Methods and systems for utilizing waste sources of metal oxides

#190
20090211493
2009-08-27

Different Types Of Mineral Matter Containing Carbonate With Reduced Fossil Fuel Carbon Dioxide Emission On Breakdown, Together With Their Synthesis Process And Their Uses

#191
20090081112
2009-03-26

PROCESS AND APPARATUS FOR PRODUCING SUSPENSIONS OF SOLID MATTER

#192
20090028774
2009-01-29

CARBONATOR AND METHOD FOR MAKING CALCIUM CARBONATE

#193
20090023816
2009-01-22

PROCESS FOR MAKING A SOLID COMPOUND BY PRECIPITATION, SUSPENSIONS OF SOLID IN LIQUIDS AND SOLIDS OBTAINED BY THE PROCESS AND THEIR USE AS ADDITIVES

#194
20090022912
2009-01-22

Precipitated calcium carbonate pigment, especially for use in inkjet printing paper coatings

#195
20090017233
2009-01-15

Precipitated calcium carbonate pigment, especially for use in inkjet printing paper coatings

#196
20080267854
2008-10-30

Process for producing carbonate particles

#197
20080112868
2008-05-15

Carbonation of metal silicates for long-term COsequestration

#198
20080069757
2008-03-20

Method and apparatus for manufacturing of a calcium carbonate product, the product and its use

#199
20070225328
2007-09-27

Synthetic nacre

#200
20070202032
2007-08-30

Process for Producing Caco3 or Mgco3

#201
20070169905
2007-07-26

Precipitated calcium carbonate, method for producing the same and filler for loading paper using the same

#202
20070148078
2007-06-28

Method and system for growing larger precipitated calcium carbonate crystals

#203
20060292056
2006-12-28

Apparatus and method for making nanoparticles

#204
20060272549
2006-12-07

Purified Precipitated Calcium Carbonate and Purified Calcium Silicate Compounds, a Method for Their Production, and Their Use as Paper Fillers

#205
20060099132
2006-05-11

Process for the production of precipitated calcium carbonates and product produced thereby

#206
20050281728
2005-12-22

Precipitated calcium carbonate

#207
20050235872
2005-10-27

Silica-calcium carbonate composite particles

#208
20050218540
2005-10-06

Process for preparing micron/nano size inorganic particles

#209
20050214194
2005-09-29

Biological process for the preparation of mineral crystals using seeds

#210
20050089466
2005-04-28

Methods and apparatus for producing precipitated calcium carbonate

#211
20050079117
2005-04-14

Processes for preparing calcium carbonate

#212
18813773
2025-07-22

Systems and methods for producing alkali hydroxides and sulfuric acid or hydrochloric acid

#213
17403711
2022-10-11

Generation of an alkaline liquid and forming a continuous generation alkaline liquid loop