ClassID:

84524

C01B17/0452 - 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 Process control; Start-up or cooling-down procedures of the Claus process

Recent Application in this class:
#1
20240140796
2024-05-02

ADAPTIVE CONTROL OF BTX REMOVAL IN SULFUR RECOVERY UNITS

#2
20230365406
2023-11-16

Sulfur Recovery Unit with Fuel Gas Firing

#3
20220234891
2022-07-28

Method for production of elemental sulfur by part or fully catalytic oxidation of Claus tail gas

#4
20220227625
2022-07-21

METHOD FOR PRODUCTION OF ELEMENTAL SULFUR AND SULFURIC ACID

#5
20220177307
2022-06-09

Method for production of sulfur and sulfuric acid

#6
20220177306
2022-06-09

Revamping of a claus plant with a sulfuric acid plan

#7
20200239309
2020-07-30

Advanced heat integration in sulfur recovery unit—SafarClaus

#8
20200239308
2020-07-30

Advanced heat integration in sulfur recovery unit—SafarClaus

#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
20190060824
2019-02-28

Process for acid gas treatment and power generation

#12
20170274324
2017-09-28

Claus unit treatment of shutdown tail gas

#13
20120237438
2012-09-20

Adaptive control system for a sulfur recovery process

#14
20110206601
2011-08-25

System and method for sulfur recovery

#15
20110044885
2011-02-24

Process for Obtaining Sulfur from Feed Gas Containing H2S

#16
20110033356
2011-02-10

SYSTEMS AND METHODS FOR TREATING A STREAM COMPRISING AN UNDESIRABLE EMISSION GAS

#17
20100266483
2010-10-21

Process for desulphurization of a gaseous effluent comprising a device for on-line analysis and control

#18
20100183491
2010-07-22

SYSTEMS AND METHODS FOR TREATING A STREAM COMPRISING AN UNDESIRABLE EMISSION GAS

#19
20090226363
2009-09-10

Method of optimizing the operation of claus units

#20
20090220402
2009-09-03

Sulfur recovery plant

#21
20090092524
2009-04-09

Configurations and methods for claus plant operation with variable sulfur content

#22
20080279759
2008-11-13

Process for producing a purified gas stream

#23
20080233025
2008-09-25

METHOD AND SYSTEM FOR RECOVERING SULPHUR FROM GAS STREAMS

#24
20070134147
2007-06-14

Process for recovering sulphur from a gas stream containing hydrogen sulphide

#25
20060014292
2006-01-19

Process and system for controlling a process gas stream

#26
17838002
2023-10-03

Sulfur recovery unit oxidation air management during SuperClaus to Claus switching