KR870004722A - 이산화황 제거방법 - Google Patents

이산화황 제거방법 Download PDF

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Publication number
KR870004722A
KR870004722A KR860009706A KR860009706A KR870004722A KR 870004722 A KR870004722 A KR 870004722A KR 860009706 A KR860009706 A KR 860009706A KR 860009706 A KR860009706 A KR 860009706A KR 870004722 A KR870004722 A KR 870004722A
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KR
South Korea
Prior art keywords
polythionate
thiosulfate
gas
buffer solution
recovered
Prior art date
Application number
KR860009706A
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English (en)
Inventor
글렌 슬라이저 에이.
제이. 오도널 제임스
로날드 케어스 더블류.
쥬니어 알드리치 에이치. 노어텁
Original Assignee
토마스 이. 가일스
엠. 더블류. 켈로그 캄파니
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 토마스 이. 가일스, 엠. 더블류. 켈로그 캄파니 filed Critical 토마스 이. 가일스
Publication of KR870004722A publication Critical patent/KR870004722A/ko

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/02—Preparation of sulfur; Purification
    • C01B17/04—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides
    • C01B17/05—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by wet processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/50—Sulfur oxides
    • B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/50—Sulfur oxides
    • B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
    • B01D53/504—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound characterised by a specific device
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/50—Sulfur oxides
    • B01D53/507—Sulfur oxides by treating the gases with other liquids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/77—Liquid phase processes
    • B01D53/78—Liquid phase processes with gas-liquid contact
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/60—Inorganic bases or salts
    • B01D2251/608—Sulfates

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Gas Separation By Absorption (AREA)

Abstract

내용 없음

Description

이산화황 제거방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
도면은 본 발명의 방법을 실시하기 위한 장치의 일례임.

Claims (11)

  1. 티오설페이트/폴리티오네이트 완충수용액을 사용한 수성계에 가스흐름으로부터 이산화황을 제거하는 방법으로서 다음으로 구성된 방법: (a)SO2가스/액체 접촉지역에 이산화황 함유가스, 회수된 황화수소 및 희박한 티오설페이트/폴리티오네이트 완충수용액을 도입하고; (b)SO2가스/액체 접촉지역으로부터 세정된 가스와 풍부화된 티오설페이트/폴리티오네이트 완충수용액을 회수하고; (c)재생지역에 상기 회수된 풍부화된 용액을 도입하고;(d)재생지역에 외부로부터 공급되는 황화수소를 도입시켜서 회수된 풍부화된 용액과 반응시켜서 희박한 티오설페이트/폴리티오네이트 완충수용액에 원소황의 슬러리를 형성하고; (e)단계(a)에 사용하기 위하여 재생지역으로부터 미반응된 과량의 황화수소를 회수하고; (f)재생지역으로부터 상기 슬러리를 유출하여 슬러리로부터 원소황을 분리하고, 단계(a)에 사용하기 위하여 희박한 티오설페이트/폴리티오네이트 완충수용액을 회수한다.
  2. 제1항에 있어서,티오설페이트/폴리티오네이트 완충수용액이 시트레이트 이온으로 완충됨을 특징으로 하는 방법.
  3. 제1 또는 2항에 있어서, SO2가스/액체 접촉지역으로부터 회수되는 풍부화된 티오설페이트/폴리티오네이트 완충수용액이 0∼0.5몰 농도의 비설파이트 이온을 함유함을 특징으로 하는 방법.
  4. 제1 또는 2항에 있어서, SO2가스/액체 접촉지역으로부터 회수되는 풍부화된 티오설페이트/폴리티오네이트 완충수용액이 0∼1.0중량%의 원소황을 함유함을 특징으로 하는 방법.
  5. 제1 또는 2항에 있어서, 외부로부터 공급되는 황화수소의 전부가 생성되는 원소황 1몰당 0.03∼0.17몰 황화수소의 화학양론적 과량으로 재생지역에 도입됨을 특징으로 하는 방법.
  6. 제1항에 있어서, SO2가스/액체 접촉지역에 도입되는 희박한 티오설페이트/폴리티오네이트 완충수용액이 0.05∼1.5몰 농도의 총 티오설페이트 및 폴리티오네이트 이온을 함유함을 특징으로 하는 방법.
  7. 제6항에 있어서, SO2가스/액체 접촉지역으로부터 회수되는 풍부화된 티오설페이트/폴리티오네이트 완충수용액이 0.1∼2.0몰 농도의 총 티오설페이트 및 폴리티오네이트 이온을 함유함을 특징으로 하는 방법.
  8. 제2항에 있어서, SO2가스/액체 접촉지역에 도입되는 희박한 티오설페이트/폴리티오네이트 완충수용액이 pH 3.5∼5.5임을 특징으로 하는 방법.
  9. 제1항에 있어서, SO2가스/액체 접촉지역이 복수의 접촉단을 갖는 흡수기로 구성되어 있고 회수되는 황화수소가 2이상의 접촉단에 도입됨을 특징으로 하는 방법.
  10. 제9항에 있어서, 회수되는 황화수소가 흡수기에 유입하는 액체와 혼입됨을 특징으로 하는 방법.
  11. 제1 또는 2항에 있어서, SO2가스/액체 접촉지역이 38℃∼66℃의 온도로 운전되며, 재생지역이 57℃∼77℃의 온도로 운전됨을 특징으로 하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR860009706A 1985-11-18 1986-11-17 이산화황 제거방법 KR870004722A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/799,052 US4634582A (en) 1985-11-18 1985-11-18 Sulfur dioxide removal process
US799,052 1985-11-18

Publications (1)

Publication Number Publication Date
KR870004722A true KR870004722A (ko) 1987-06-01

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ID=25174930

Family Applications (1)

Application Number Title Priority Date Filing Date
KR860009706A KR870004722A (ko) 1985-11-18 1986-11-17 이산화황 제거방법

Country Status (8)

Country Link
US (1) US4634582A (ko)
EP (1) EP0223211A3 (ko)
JP (1) JPS62117615A (ko)
KR (1) KR870004722A (ko)
CN (1) CN86107757A (ko)
BR (1) BR8605586A (ko)
NO (1) NO864573L (ko)
YU (1) YU45366B (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170000764U (ko) 2015-08-20 2017-03-02 백운일 유연한 완충력을 제공하면서 완충시에 테두리에서 이탈이 방지되는 테이블 상판의 테두리면 보호테

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FI79657C (fi) * 1988-04-26 1990-02-12 Outokumpu Oy Foerfarande foer avlaegsnande av svavel- och kvaevefoereningar fraon gas.
US5057298A (en) * 1988-08-16 1991-10-15 Pipco, Inc. Process for recovery of sulfur values from a gas stream
US4976937A (en) * 1990-01-08 1990-12-11 Dravo Lime Company Sulfur dioxide removal from flue gases with sulfite oxidation inhibition
US8557206B2 (en) * 2004-04-22 2013-10-15 Fluor Technologies Corporation Configurations and methods for effluent gas treatment
CA2632397C (en) * 2005-12-19 2012-01-10 Fluor Technologies Corporation Two-stage quench scrubber
JP4505041B1 (ja) * 2009-11-30 2010-07-14 健 木村 炭酸ガス回収装置
FR2988010B1 (fr) * 2012-03-15 2015-02-06 Alpha Chem Dispositif de lavage de gaz, procede de lavage de gaz et son utilisation.
FI126588B2 (sv) * 2013-08-20 2019-07-15 Outokumpu Oy Metod att avlägsna dam och svaveloxider från processgaser
CN106377988A (zh) * 2016-10-18 2017-02-08 中国石油化工股份有限公司 一种催化裂化焚烧烟气中二氧化硫的去除回收方法及装置
CN106362550A (zh) * 2016-11-11 2017-02-01 北京鼐宝隆能源科技有限公司 克劳斯尾气处理工艺及装置
DE102017108846A1 (de) * 2017-04-25 2018-10-25 Thyssenkrupp Ag Vorrichtung und Verfahren zur Abgaswäsche sowie Harnstoffanlage mit einer Abgaswäsche
CN107297123A (zh) * 2017-08-21 2017-10-27 太原师范学院 一种用羧酸盐水溶液吸收烟气中二氧化硫及同温再生的工艺方法
CN107952355B (zh) * 2017-10-17 2021-01-22 上海交通大学 一种利用硫酸铝循环促进氧化锌烟气脱硫的方法
WO2019094461A1 (en) * 2017-11-08 2019-05-16 Btu International, Inc. Devices, systems and methods for flux removal from furnace process gas

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US927342A (en) * 1909-07-06 Walther Feld Process of recovering sulfur.
US1832448A (en) * 1928-09-21 1931-11-17 Standard Oil Dev Co Process for purification of gas
US1915364A (en) * 1932-07-23 1933-06-27 Standard Oil Dev Co Treating hydrogen-sulphide containing gases
US2729543A (en) * 1950-12-12 1956-01-03 Union Oil Co Removal of sulfur dioxide from gases containing the same
US3911093A (en) * 1971-10-18 1975-10-07 Stauffer Chemical Co Recovery of SO{HD 2 {B from waste gas emissions
US4056606A (en) * 1975-05-30 1977-11-01 Bayer Aktiengesellschaft Desulfurization of waste gases containing hydrogen sulfide
DE2524124A1 (de) * 1975-05-30 1976-12-16 Bayer Ag Verfahren zur reinigung schwefelwasserstoffhaltiger abgase
US4083944A (en) * 1976-12-17 1978-04-11 Arthur G. Mckee & Company Regenerative process for flue gas desulfurization
US4450145A (en) * 1982-10-27 1984-05-22 Stauffer Chemical Company Process for the removal of SO2 from gas streams
US4454101A (en) * 1982-11-24 1984-06-12 Tennessee Valley Authority Dewatering of flue gas desulfurization sulfite solids

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170000764U (ko) 2015-08-20 2017-03-02 백운일 유연한 완충력을 제공하면서 완충시에 테두리에서 이탈이 방지되는 테이블 상판의 테두리면 보호테

Also Published As

Publication number Publication date
YU45366B (en) 1992-05-28
EP0223211A3 (en) 1988-10-12
EP0223211A2 (en) 1987-05-27
CN86107757A (zh) 1987-05-27
JPS62117615A (ja) 1987-05-29
NO864573L (no) 1987-05-19
NO864573D0 (no) 1986-11-17
YU165686A (en) 1988-06-30
US4634582A (en) 1987-01-06
BR8605586A (pt) 1987-08-18

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