ClassID:

84996

C01B33/124 - CPC Classification

Classification description:

Silicon; Compounds thereof; Silicon oxides; Hydrates thereof; Silica; Hydrates thereof, e.g. lepidoic silicic acid Preparation of adsorbing porous silica not in gel form and not finely divided, i.e. silicon skeletons, by acidic treatment of siliceous materials

Recent Application in this class:
#1
20250051171
2025-02-13

Methods for Producing Hollow Ceramic Spheres

#2
20250033983
2025-01-30

METHOD FOR MAKING HOLLOW SILICA PARTICLES

#3
20250019249
2025-01-16

FUNCTIONALIZED SILICA NANORINGS, METHODS OF MAKING SAME, AND USES THEREOF

#4
20240294387
2024-09-05

Hydrolytic and calcination method for forming hollow silica particles

#5
20230348283
2023-11-02

HYDROPHOBIC SILICA PARTICLES, USE OF SAME, AND METHOD FOR PRODUCING HYDROPHOBIC SILICA PARTICLES

#6
20230227318
2023-07-20

METHOD FOR CONTROLLING THE PROPERTIES OF BIOGENIC SILICA

#7
20220153596
2022-05-19

FUNCTIONALIZED SILICA NANORINGS, METHODS OF MAKING SAME, AND USES THEREOF

#8
20210238043
2021-08-05

Water-based hydrolysis method for forming hollow particles

#9
20210078866
2021-03-18

Methods for producing hollow ceramic spheres

#10
20200339428
2020-10-29

White functional additives derived from filtration spent cake containing diatomite

#11
20200071170
2020-03-05

Method for controlling the properties of biogenic silica

#12
20190367376
2019-12-05

Multi-stage calcination method for making hollow silica spheres

#13
20190031517
2019-01-31

Methods of making silica nanoparticles, propellants, and safety devices

#14
20180127627
2018-05-10

Silica-based polishing particle and abrasive

#15
20180111835
2018-04-26

Method for the production of amorphous silica with controlled specific surface area from magnesium silicate ore

#16
20160282274
2016-09-29

Large Area Mesoporous Silica Thin Film with Perpendicular Nanochannels on a Substrate and Process of forming the same

#17
20150064093
2015-03-05

Process for preparation of mesoporous silica and organosilica materials

#18
20150056120
2015-02-26

Process for preparing precipitated silica comprising a high compaction step

#19
20140296062
2014-10-02

Mesoporous metal oxides and processes for preparation thereof

#20
20140295178
2014-10-02

Method for producing a particle containing porous silica, porous silica, and a particle containing porous silica

#21
20140286846
2014-09-25

Mesoporous metal oxides and processes for preparation thereof

#22
20140072803
2014-03-13

HIGH-PURITY SILICON DIOXIDE GRANULES FOR QUARTZ GLASS APPLICATIONS AND METHOD FOR PRODUCING SAID GRANULES

#23
20140057778
2014-02-27

Sulfonated carbon silica composite material and a process for the preparation thereof

#24
20130277311
2013-10-24

Process for preparing cellular inorganic monolithic materials and uses of these materials

#25
20110281205
2011-11-17

MESOPOROUS CARBON COMPOSITE CONTAINING CARBON NANOTUBE

#26
20110039682
2011-02-17

Method for synthesizing one-dimensional helical nanoporous structures and method for synthesizing glycine-derived surfactant for synthesizing helical nanoporous structures

#27
20100310444
2010-12-09

Closed-cell foam silica

#28
20100152033
2010-06-17

Amorphous silica-alumina composition and a method of making and using such composition

#29
20100116743
2010-05-13

SILICA PARTICLES AND METHODS OF MAKING AND USING THE SAME

#30
20100048390
2010-02-25

Mesocellular foam particles

#31
20100010513
2010-01-14

Porous material having hierarchical porous structure and preparation method thereof

#32
20090169456
2009-07-02

Apparatus for Manufacturing Nanoporous Silica Method Thereof

#33
20090155563
2009-06-18

Mesoporous metal oxide microspheres and method for forming same

#34
20090062115
2009-03-05

Amorphous silica-alumina composition and method of making and using such composition

#35
20080317953
2008-12-25

MESOPOROUS MATERIALS AND METHODS

#36
20080286555
2008-11-20

Closed-cell foam silica

#37
20070249874
2007-10-25

Synthesis of the Micro-Porous Silica Gel and Its Application to the Preparation of Catalysts for C2 Oxygenates Synthesis from Syngas

#38
20070249744
2007-10-25

Template-Directed Synthesis of Porous Materials Using Dendrimer Precursors

#39
20070166438
2007-07-19

Adsorptivity imparting agent containing porous silica

#40
20070023289
2007-02-01

Mesoporous film, laser emission assembly, and process for producing mesoporous film

#41
20070003492
2007-01-04

Porous silica having substance carried thereon

#42
20060150676
2006-07-13

Method for fabricating a porous silica sphere

#43
20060116284
2006-06-01

Mesoporous carbon composite containing carbon nanotube

#44
20060099130
2006-05-11

Silica mesoporous materials

#45
20060079606
2006-04-13

Low dielectric constant substrate

#46
20050226935
2005-10-13

Embolization

#47
20050209092
2005-09-22

Macrostructures of porous inorganic material and process for their preparation

#48
20050063890
2005-03-24

Method for preparing inorganic porous material