ClassID:

85670

C01F7/34 - CPC Classification

Classification description:

Compounds of aluminium; Aluminium oxide; Aluminium hydroxide; Aluminates Preparation of aluminium hydroxide by precipitation from solutions containing aluminium salts

Sub-classes:
Recent Application in this class:
#1
20260027552
2026-01-29

AI2O3 NANORODS AND METHODS OF PRODUCING SAME

#2
20250388481
2025-12-25

SYSTEMS AND METHODS FOR BENEFICIATION OF BAUXITE RESIDUE

#3
20250304461
2025-10-02

NANO-SIZED POLYHEDRAL a-ALUMINA PARTICLE AND METHOD FOR PRODUCING SAME

#4
20250282633
2025-09-11

SEQUENTIAL HYDROMETALURGICAL RECOVERY OF METAL VALUES WITH SEQUESTERED CARBON

#5
20240128531
2024-04-18

METHOD FOR RECYCLING ALL TYPES OF LITHIUM BATTERIES

#6
20230411723
2023-12-21

PROCESSES FOR RECYCLING SPENT CATALYSTS, RECYCLING RECHARGEABLE BATTERIES, AND INTEGRATED PROCESSES THEREOF

#7
20230348289
2023-11-02

Amorphous silica-alumina composition and method for making the same

#8
20230303402
2023-09-28

PREPARATION METHOD OF NANO ALUMINUM OXIDE (NANO-Al2O3) WITH CONTROLLABLE HYDROXYL CONTENT AND USE THEREOF

#9
20230227325
2023-07-20

Method for recycling iron and aluminum in nickel-cobalt-manganese solution

#10
20220410124
2022-12-29

ALUMINA WITH A PARTICULAR PORE PROFILE

#11
20220251403
2022-08-11

α-alumina flakes

#12
20220243076
2022-08-04

Alpha-alumina flakes

#13
20220153603
2022-05-19

Amorphous silica-alumina composition and method for making the same

#14
20210300776
2021-09-30

Chemical synthesis of boehmite

#15
20210221697
2021-07-22

Method for extracting lithium from salt lake brine and simultaneously preparing aluminum hydroxide

#16
20210070623
2021-03-11

Porous aluminum hydrate

#17
20210024367
2021-01-28

Method for inhibiting extractant degradation of DSX process through metal extraction control

#18
20200399138
2020-12-24

Method for producing an alumina gel having a high dispersibility and a specific crystallite size

#19
20200239978
2020-07-30

Systems and methods to chemically treat metal-bearing waste streams to recover value-added materials

#20
20200231828
2020-07-23

ALPHA-ALUMINA FLAKES

#21
20200231827
2020-07-23

ALPHA-ALUMINA FLAKES

#22
20200179872
2020-06-11

System and method for desulfurization and denitrification integrated treatment and recycling of flue gas by using red mud

#23
20200179564
2020-06-11

Bioactive micro-nano pore gradient oxide ceramic film

#24
20200123388
2020-04-23

Effect pigments

#25
20190330475
2019-10-31

α-alumina flakes

#26
20190323137
2019-10-24

PROCESS FOR MAKING UNIFORM ALUMINUM OXIDE COATING

#27
20190322871
2019-10-24

Alpha-alumina flakes

#28
20190314784
2019-10-17

Method for producing an adsorbent material and method for extracting lithium from saline solutions using the material

#29
20190284058
2019-09-19

Nanocrystalline alpha alumina and method for making the same

#30
20190169439
2019-06-06

Effect pigments

#31
20190055135
2019-02-21

METHOD FOR PRODUCING AN ALUMINA GEL HAVING A HIGH DISPERSIBILITY AND A SPECIFIC CRYSTALLITE SIZE

#32
20190048437
2019-02-14

Recovery of cesium from epithermal mineral deposits

#33
20190022551
2019-01-24

Device for producing particles and method for producing particles

#34
20180353932
2018-12-13

Process for preparing an adsorbing material comprising a precipitating step of boehmite according to specific conditions and process for extracting lithium from saline solutions using this material

#35
20180334391
2018-11-22

Gel with high dispersibility and method for preparing same

#36
20180320284
2018-11-08

Process for making uniform aluminum oxide coating

#37
20180297846
2018-10-18

Production of phosphate compounds from materials containing phosphorus and at least one of iron and aluminium

#38
20180264439
2018-09-20

Alumina and alumina extrudates and process for preparation thereof

#39
20180208478
2018-07-26

Precipitated alumina and method of preparation

#40
20180207622
2018-07-26

Mesoporous and macroporous nickel-based catalyst having a median macropore diameter of between 50 nm and 200 nm and its use with regard to hydrogenation

#41
20180171496
2018-06-21

Side stream removal of impurities in electrolysis systems

#42
20180162739
2018-06-14

METHOD OF MANUFACTURING HIGH-DENSITY BEADS OF HIGH-PURITY ALUMINA

#43
20180155206
2018-06-07

METHOD OF PRODUCING HIGH-PURITY NANO ALUMINA

#44
20180111841
2018-04-26

Nanocrystalline alpha alumina and method for making the same

#45
20180072583
2018-03-15

Oil free crystal growth modifiers for the bayer process

#46
20180033528
2018-02-01

Surface-modified iron-based oxide magnetic particle powder

#47
20180021754
2018-01-25

Methods for the preparation of alumina beads formed by dewatering a highly dispersible gel

#48
20170369793
2017-12-28

Hydrogenation catalyst for aromatic hydrocarbon and hydrotreatment method using the catalyst

#49
20170296545
2017-10-19

Composition Of A Ceramic Matrix With A Controlled Release Drug, A Tablet Obtained From The Composition And Methods For Obtaining The Composition And The Tablet

#50
20170260062
2017-09-14

METHODS FOR PURIFYING ALUMINIUM IONS

#51
20170259249
2017-09-14

Nickel-based mesoporous catalyst and use thereof in hydrogenation

#52
20170240745
2017-08-24

Effect pigments

#53
20170225962
2017-08-10

Oil-free crystal growth modifiers for alumina recovery

#54
20170137725
2017-05-18

MESOPOROUS AND MACROPOROUS CATALYST WITH A CO-MIXED ACTIVE PHASE, THE PREPARATION PROCESS THEREOF AND THE USE THEREOF IN HYDROTREATING OF RESIDUES

#55
20170129781
2017-05-11

Amorphous mesoporous and macroporous alumina with an optimized pore distribution, and process for its preparation

#56
20170121181
2017-05-04

GEL WITH HIGH DISPERSIBILITY AND METHOD FOR PREPARING SAME

#57
20170121180
2017-05-04

Amorphous mesoporous alumina with high connectivity and production method thereof

#58
20170101324
2017-04-13

Amorphous mesoporous alumina with an optimized pore distribution, and process for its preparation

#59
20170077520
2017-03-16

Positive electrode including discrete aluminum oxide nanomaterials and method for forming aluminum oxide nanomaterials

#60
20160074840
2016-03-17

Resid hydrotreating catalyst

#61
20160060113
2016-03-03

Production of phosphate compounds from materials containing phosphorus and at least one of iron and aluminium

#62
20160028079
2016-01-28

Oxide shell formation on inorganic substrate via oxidative polyoxoanion salt deposition

#63
20150376021
2015-12-31

Aluminum oxide production method

#64
20150247249
2015-09-03

Side stream removal of impurities in electrolysis systems

#65
20150175435
2015-06-25

Method for producing alumina

#66
20150098883
2015-04-09

Application of lactam as solvent in nanomaterial preparation

#67
20140322536
2014-10-30

α-alumina flakes

#68
20140322534
2014-10-30

α-alumina flakes

#69
20140161716
2014-06-12

Method for preparing porous alumina

#70
20140037839
2014-02-06

Preparation of stable metal oxide sols, notably for making thin abrasion-resistant films with optical properties

#71
20130324392
2013-12-05

Porous alumina material, process for producing same, and catalyst

#72
20130153830
2013-06-20

Fabricating porous materials using intrepenetrating inorganic-organic composite gels

#73
20130145965
2013-06-13

Aluminum hydroxide gel particle and production method thereof

#74
20130052104
2013-02-28

Process for the recovery of metals and hydrochloric acid

#75
20130015398
2013-01-17

METHOD FOR PREPARING MODIFIED MICRONIZED PARTICLES

#76
20130009098
2013-01-10

Doped aluminum oxides

#77
20120244056
2012-09-27

Method of synthesizing metal composite oxide and metal composite oxide obtained by same

#78
20120189833
2012-07-26

ALPHA ALUMINA (CORUNDUM) WHISKERS AND FIBROUS-POROUS CERAMICS AND METHOD OF PREPARING THEREOF

#79
20120088654
2012-04-12

Mesoporous aluminas stabilized with rare earth and phosphorous

#80
20110257008
2011-10-20

Method for making highly porous, stable metal oxides with a controlled pore structure

#81
20110163265
2011-07-07

Formulation and method for preparing gels comprising hydrous aluminum oxide

#82
20110160230
2011-06-30

Ceramic matrix for incorporating controlled release drugs, a tablet, method for obtaining the ceramic matrix and method for producing a tablet

#83
20110142749
2011-06-16

Aluminum hydroxide gel particle and production method thereof

#84
20110015054
2011-01-20

Method for producing ceramic nanoparticles

#85
20100285956
2010-11-11

Rare earth alumina particulate manufacturing method and application

#86
20100276339
2010-11-04

Process and catalyst for the hydroconversion of a heavy hydrocarbon feedstock

#87
20100267541
2010-10-21

Nano-ceramics and method thereof

#88
20100118388
2010-05-13

Amplifying optical fiber and method of manufacturing

#89
20100015445
2010-01-21

Flaky alpha-alumina crystals with large aspect ratio and a preparation method of the same

#90
20090317619
2009-12-24

AEROGEL MATERIALS BASED ON METAL OXIDES AND COMPOSITES THEREOF

#91
20090267024
2009-10-29

Inorganic Sulfate Ion Scavenger, Inorganic Scavenging Composition, and Electronic Component-Sealing Resin Composition, Electronic Component-Sealing Material, Electronic Component, Varnish, Adhesive, Paste, and Product Employing Same

#92
20090186225
2009-07-23

Flaky alpha-alumina crystal and a method of its preparation

#93
20090162274
2009-06-25

Method for preparing metal oxide particles with a controlled size

#94
20090048102
2009-02-19

Catalyst support particle, exhaust gas purifying catalyst, and production processes thereof

#95
20090023581
2009-01-22

THERMALLY STABLE DOPED AND UNDOPED POROUS ALUMINUM OXIDES AND NANOCOMPOSITE CeO2-ZrO2 AND Al2O3 CONTAINING MIXED OXIDES

#96
20070274903
2007-11-29

Hydrothermal process for the preparation of quasi-crystalline boehmite

#97
20070152181
2007-07-05

Mesostructured hydrated alumina - surfactant composite compositions and mesostructured transition alumina compositions derived therefrom

#98
20060120952
2006-06-08

Mesostructured transition aluminas

#99
20060067877
2006-03-30

Alumina-on-alumina composite supports

#100
20060047045
2006-03-02

Alumina particle, alumina particle manufacturing method, resin composition, and resin composition manufacturing method

#101
20050276745
2005-12-15

Method for producing an alpha - alumina powder

#102
20050267242
2005-12-01

Reinforcing aluminum-based filler and rubber composition comprising such a filler

#103
20050124490
2005-06-09

Homogeneous modified-alumina Fischer-Tropsch catalyst supports

#104
20050101480
2005-05-12

Process and catalyst for the hydroconversion of a heavy hydrocarbon feedstock

#105
20050095193
2005-05-05

Method of removing spectator ions from aqueous suspension of solid particles

#106
17835852
2023-06-20

Processes for recycling spent catalysts, recycling rechargeable batteries, and integrated processes thereof