ClassID:

84527

C01B17/0465 - CPC Classification

Classification description:

Sulfur; Compounds thereof; Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by processes comprising a dry catalytic conversion of hydrogen sulfide-containing gases, e.g. the Claus process without intermediate formation of sulfur dioxide Catalyst compositions

Recent Application in this class:
#1
20260035240
2026-02-05

CATALYST FOR CATALYTIC OXIDATIVE CRACKING OF HYDROGEN SULPHIDE WITH CONCURRENT HYDROGEN PRODUCTION

#2
20220112080
2022-04-14

CATALYST FOR CATALYTIC OXIDATIVE CRACKING OF HYDROGEN SULPHIDE WITH CONCURRENT HYDROGEN PRODUCTION

#3
20210094822
2021-04-01

Catalyst for catalytic oxidative cracking of hydrogen sulphide with concurrent hydrogen production

#4
20180008968
2018-01-11

Method for preparing highly nitrogen-doped mesoporous carbon composites

#5
20170333880
2017-11-23

Catalyst for selectively catalytically oxidizing hydrogen sulfide, catalyst for burning tail-gas, and process for deeply catalytically oxidizing hydrogen sulfide to element sulfur

#6
20150283537
2015-10-08

Catalyst for a sulphur recovery process with concurrent hydrogen production, method of making thereof and the sulphur recovery process with concurrent hydrogen production using the catalyst

#7
20150050204
2015-02-19

Catalyst for selective oxidation of sulphur compounds

#8
20150027927
2015-01-29

Catalysts for oxidative sulfur removal and methods of making and using thereof

#9
20140186259
2014-07-03

Hydrogen sulfide conversion to hydrogen

#10
20140155671
2014-06-05

Method for catalyst regeneration

#11
20120076721
2012-03-29

HYDROGEN SULFIDE CONVERSION TO HYDROGEN

#12
20090263312
2009-10-22

Hydrogen Sulfide Conversion to Hydrogen

#13
20090226364
2009-09-10

Process for treating acid gas in staged furnaces with inter-stage heat recovery and inter-stage sulfur production

#14
20080311030
2008-12-18

Apparatus and method for operating the apparatus for continuously recovering sulfur from gas containing HS

#15
20060051275
2006-03-09

Catalytic partial oxidation process for recovering sulfur from an HS-containing gas stream

#16
20050158235
2005-07-21

Process for the catalytic partial oxidation of HS using staged addition of oxygen

#17
20050123470
2005-06-09

Catalyst useful for removal of hydrogen sulphide from gas stream and its conversion to sulphur, a process for preparing such catalyst and a method for removing of hydrogen sulphide using said catalyst

#18
20050100495
2005-05-12

Process for eliminating sulfur-containing compounds by direct oxidation

#19
16563905
2020-06-23

Methods for SO2 recoveries from sulfur plants