C01B17/0473 - CPC Classification Index

ClassID:

84529 ⎘

C01B17/0473 - CPC Classification

Classification description:

Sulfur; Compounds thereof; Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by reaction of sulfur dioxide or sulfur trioxide containing gases with reducing agents other than hydrogen sulfide

Sub-classes:

C01B17/0478 » {with hydrocarbons or mixtures containing them} 7
C01B17/0482 » {with carbon or solid carbonaceous materials} 4
C01B17/0486 » {with carbon monoxide or carbon monoxide containing mixtures} 4
C01B17/0491 » {with hydrogen or hydrogen-containing mixtures, e.g. synthesis gas} 7

Recent Application in this class:

20200369518

2020-11-26

Hydrogen sulfide mediated water splitting for hydrogen gas an sulfur dioxide production

20140335005

2014-11-13

Method of removing sulfur oxides and nitrogen oxides in the flue gas

20100242478

2010-09-30

METHODS AND SYSTEMS FOR SULPHUR COMBUSTION

20090077944

2009-03-26

Gas turbine topping device in a system for manufacturing sulfuric acid and method of using turbine to recover energy in manufacture of sulfuric acid

20060288919

2006-12-28

Process for the production of sulfur from sulfur dioxide

20050180914

2005-08-18

Two-stage catalytic process for recovering sulfur from an HS-containing gas stream