C01F7/444 - CPC Classification Index

ClassID:

85682 ⎘

C01F7/444 - CPC Classification

Classification description:

Compounds of aluminium; Aluminium oxide; Aluminium hydroxide; Aluminates; Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by calcination Apparatus therefor

Recent Application in this class:

20240308868

2024-09-19

METHOD AND APPARATUS FOR ALUMINA CALCINATION

20230064514

2023-03-02

CALCINATION APPARATUS AND PROCESS USING HYDROGEN

20220250210

2022-08-11

METHOD FOR PRODUCING ABRASIVE PARTICLES

20200061565

2020-02-27

Method and device for carrying out endothermic gas phase-solid or gas-solid reactions

20120052000

2012-03-01

Process and plant for producing metal oxide from metal salts

20120014863

2012-01-19

Process and plant for producing metal oxide from metal salts

20100021374

2010-01-28

Process for producing high-purity α-alumina

20050238571

2005-10-27

Process and apparatus for the production of alumina