ClassID:

84516

C01B17/0417 - 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 characterised by the combustion step Combustion reactors

Recent Application in this class:
#1
20250333305
2025-10-30

SULFUR GAS RECOVERY INCINERATOR INTELLIGENT FUEL OPTIMIZER

#2
20230365406
2023-11-16

Sulfur Recovery Unit with Fuel Gas Firing

#3
20230139298
2023-05-04

Sulfur recovery by solidifying sulfur on reactor catalyst

#4
20200239310
2020-07-30

System for hydrogen sulfide destruction and sulfur recovery

#5
20200239309
2020-07-30

Advanced heat integration in sulfur recovery unit—SafarClaus

#6
20200239308
2020-07-30

Advanced heat integration in sulfur recovery unit—SafarClaus

#7
20200182459
2020-06-11

Method for operating a claus burner

#8
20200039825
2020-02-06

“ENRICH-SMAX”—integrated H2S removal, separation of impurities and partial acid gas enrichment in sour gas processing

#9
20190300368
2019-10-03

Advanced heat integration in sulfur recovery unit—SafarClaus

#10
20190262773
2019-08-29

Claus unit treatment of shutdown tail gas

#11
20190169039
2019-06-06

System for tail gas treatment of sulfur recovery units

#12
20180290100
2018-10-11

Removal of aromatic hydrocarbons from lean acid gas feed for sulfur recovery

#13
20170274324
2017-09-28

Claus unit treatment of shutdown tail gas

#14
20150291421
2015-10-15

Generating elemental sulfur

#15
20150078984
2015-03-19

METHOD FOR CONTROLLING THE TEMPERATURE IN THE COMBUSTION FURNACE OF A CLAUS UNIT

#16
20140208998
2014-07-31

Staged combustion of sulfureous combustible effluents with recovery of the sulfur in the claus process

#17
20140017162
2014-01-16

Sulfur recovery unit and sulfur recovery method

#18
20120085973
2012-04-12

Method for producing process gas for the claus process

#19
20110280795
2011-11-17

Method and system for recovering sulfur in the thermal stage of a Claus reactor

#20
20070166211
2007-07-19

Device for converting gaseous streams

#21
20070092415
2007-04-26

Heat-insulated high-temperature reactor

#22
20050238552
2005-10-27

Fission reactor for a Claus plant

#23
20050201924
2005-09-15

Apparatus and catalytic partial oxidation process for recovering sulfur from an HS-containing gas stream

#24
20050180913
2005-08-18

Partial oxidation of hydrogen sulphide

#25
17838002
2023-10-03

Sulfur recovery unit oxidation air management during SuperClaus to Claus switching

#26
15832136
2019-03-26

System for tail gas treatment of sulfur recovery units