CA968082A - Purification processes - Google Patents

Purification processes

Info

Publication number
CA968082A
CA968082A CA149,888A CA149888A CA968082A CA 968082 A CA968082 A CA 968082A CA 149888 A CA149888 A CA 149888A CA 968082 A CA968082 A CA 968082A
Authority
CA
Canada
Prior art keywords
purification processes
purification
processes
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA149,888A
Other languages
English (en)
Other versions
CA149888S (en
Inventor
Thomas Nicklin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
North Western Gas Board
Original Assignee
North Western Gas Board
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.)
Filing date
Publication date
Application filed by North Western Gas Board filed Critical North Western Gas Board
Application granted granted Critical
Publication of CA968082A publication Critical patent/CA968082A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
    • B01J41/04—Processes using organic exchangers
    • 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
    • B01D53/02—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 by adsorption, e.g. preparative gas chromatography
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/30—Active carbon
    • C01B32/354—After-treatment
    • C01B32/36—Reactivation or regeneration
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G31/00—Compounds of vanadium
    • C01G31/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Industrial Gases (AREA)
  • Water Treatment By Sorption (AREA)
CA149,888A 1971-09-02 1972-08-21 Purification processes Expired CA968082A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4087571 1971-09-02

Publications (1)

Publication Number Publication Date
CA968082A true CA968082A (en) 1975-05-20

Family

ID=10417070

Family Applications (1)

Application Number Title Priority Date Filing Date
CA149,888A Expired CA968082A (en) 1971-09-02 1972-08-21 Purification processes

Country Status (6)

Country Link
US (1) US3810833A (fr)
JP (1) JPS4839504A (fr)
BE (1) BE788325A (fr)
CA (1) CA968082A (fr)
DE (1) DE2242702A1 (fr)
GB (1) GB1353977A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4234393A (en) 1979-04-18 1980-11-18 Amax Inc. Membrane process for separating contaminant anions from aqueous solutions of valuable metal anions
US4325936A (en) * 1979-06-20 1982-04-20 Union Oil Company Of California Method for removing hydrogen sulfide from gas streams
US4432962A (en) * 1979-06-20 1984-02-21 Union Oil Company Of California Method for removing hydrogen sulfide from gas streams
DE3016240A1 (de) * 1980-04-26 1981-10-29 Linde Ag, 6200 Wiesbaden Verfahren zum behandeln einer waessrigen alkalischen loesung von salzen der anthrachinondisulfonsaeure
US4385044A (en) * 1981-09-08 1983-05-24 The Dow Chemical Company Treatment of contaminated Stretford solution
US4892723A (en) * 1988-09-12 1990-01-09 Union Oil Company Of California Method for improving the long-term stability of H2 S absorption-oxidation process solutions
US6084061A (en) * 1999-01-15 2000-07-04 Arizona Chemical Corporation Removal of anthraquinone from tall oil and tall oil fractions
CN100443417C (zh) * 2004-07-16 2008-12-17 枝江开元化工有限责任公司 一种1，4-二羟基蒽醌工艺废水的回收方法
KR20160039602A (ko) * 2013-06-04 2016-04-11 바스프 에스이 폐수 중의 총 유기 탄소의 감소 방법
CN104445781B (zh) * 2014-11-27 2016-03-23 浙江奇彩环境科技股份有限公司 一种稠环化合物废水的治理方法
CN115432853B (zh) * 2022-09-02 2023-11-21 浙江亿得新材料股份有限公司 一种红色酸性废水的综合利用方法

Also Published As

Publication number Publication date
JPS4839504A (fr) 1973-06-11
US3810833A (en) 1974-05-14
DE2242702A1 (de) 1973-03-08
BE788325A (fr) 1973-01-02
GB1353977A (en) 1974-05-22

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