ClassID:

85988

C01G49/06 - page 2 - CPC Classification

Classification description:

Compounds of iron; Oxides; Hydroxides Ferric oxide (FeO)

Recent Application in this class:
#301
20080038826
2008-02-14

Synthetic iron oxides and their use as an indicator of reduction in soils (IRIS)

#302
20080035562
2008-02-14

Fluorine adsorbent/desorbent applicable in electrolytic solution for zinc electro-refining and method for removing fluorine using the fluorine adsorbent/desorbent

#303
20080032132
2008-02-07

Preparation of uniform nanoparticles of ultra-high purity metal oxides, mixed metal oxides, metals, and metal alloys

#304
20070231227
2007-10-04

Lamellar Iron-III-Oxide

#305
20070189937
2007-08-16

PREPARATION OF IRON COMPOUNDS BY HYDROTHERMAL CONVERSION

#306
20070164250
2007-07-19

Nanoparticle heating and applications thereof

#307
20070140951
2007-06-21

Nano-sized particles, processes of making, compositions and uses thereof

#308
20070077193
2007-04-05

Method of using plasma to disintegrate an iron-compounded material to form ferric oxide

#309
20070051873
2007-03-08

Optical system with photo catalytic reactor and incident beam splitter

#310
20070014716
2007-01-18

Low sulfur red iron oxide useful as a catalyst or catalyst component and a process for making low sulfur red iron oxide

#311
20070009737
2007-01-11

Iron compound particles and magnetic recording medium using same

#312
20060275202
2006-12-07

Method for producing complex oxide of metal

#313
20060264520
2006-11-23

Surface-modified titanium dioxide fine particles and dispersion comprising the same, and method for producing the same

#314
20060247322
2006-11-02

Process for preparing nanofluids with rotating packed bed reactor

#315
20060166040
2006-07-27

Powder for lower layer of application type of layered magnetic recording medium and magnetic recording medium using the same

#316
20060163172
2006-07-27

Process for purifying contaminated soil or groundwater with iron particles

#317
20060151398
2006-07-13

Iron composite particles for purifying soil or ground water, process for producing the same, purifying agent containing the same, process for producing the purifying agent and method for purifying soil or ground water

#318
20060147369
2006-07-06

Nanoparticle production and corresponding structures

#319
20060133990
2006-06-22

Process for large-scale production of monodisperse nanoparticles

#320
20060116282
2006-06-01

Nanostructural substance

#321
20060088659
2006-04-27

Method of making crystalline nanoparticles

#322
20060081811
2006-04-20

Iron composite particles for purifying soil or ground water, purifying agent containing the iron composite particles, and method for purifying soil or ground water

#323
20060070958
2006-04-06

Purifying agent for purifying soil or ground water, process for producing the same, and method for purifying soil or ground water using the same

#324
20060060815
2006-03-23

Transition metal-doped oxide semiconductor exhibiting room-temperature ferromagnetism

#325
20060060776
2006-03-23

Method of sensing a gas by detecting change in magnetic properties

#326
20060040141
2006-02-23

Nonmagnetic powder comprising acicular iron and having specific porosity for a magnetic recording medium, method of manufacturing same, and magnetic recording medium using same

#327
20060034738
2006-02-16

Process and apparatus for the recovery of metal oxide particles

#328
20050274284
2005-12-15

Pure-coloured, readily dispersible iron oxide red pigments with high grinding stability

#329
20050147820
2005-07-07

Iron oxide powder and a process of producing the same

#330
20050120918
2005-06-09

Iron oxide powder for undercoat layer of coat-type magnetic recording medium having multilayer structure and a process of producing the same

#331
20050096216
2005-05-05

Process for the production of iron oxide containing catalysts

#332
20050084539
2005-04-21

Organic substance having ferrite bonded thereto and process for producing the same

#333
20050063889
2005-03-24

High purity nanoscale metal oxide powders and methods to produce such powders

#334
20050045066
2005-03-03

Process for preparing yellow iron oxide pigments with CaCoprecipitant

#335
20050019755
2005-01-27

Formation of superparamagnetic particles

#336
20050019250
2005-01-27

Method for the preparation of iron hydroxide, iron oxide hydrate or iron oxide from filter salts of dilute acid recovery

#337
19071683
2026-03-24

CaFeO/CaFeO/FeO nanocomposite and method of preparation thereof

#338
18977311
2025-07-29

Ferric oxide nanoparticles for wastewater disinfection

#339
18316188
2023-10-17

Method for synchronous production of manganese tetraoxide and ferric oxide for soft magnetic material by using marine polymetallic nodules

#340
18211747
2024-01-16

Preparing magnetite and akaganéite nanoparticles from steel slag as a raw material for wastewater treatment