FR81621E - Process for purifying the residual air of viscose factories - Google Patents

Process for purifying the residual air of viscose factories

Info

Publication number
FR81621E
FR81621E FR895060A FR895060A FR81621E FR 81621 E FR81621 E FR 81621E FR 895060 A FR895060 A FR 895060A FR 895060 A FR895060 A FR 895060A FR 81621 E FR81621 E FR 81621E
Authority
FR
France
Prior art keywords
purifying
residual air
viscose
factories
viscose factories
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
FR895060A
Other languages
French (fr)
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.)
Spinnfaser AG
Original Assignee
Spinnfaser AG
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
Priority claimed from DES43175A external-priority patent/DE1052055B/en
Application filed by Spinnfaser AG filed Critical Spinnfaser AG
Priority to FR895060A priority Critical patent/FR81621E/en
Application granted granted Critical
Publication of FR81621E publication Critical patent/FR81621E/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B01D53/52—Hydrogen sulfide
    • B01D53/523—Mixtures of hydrogen sulfide and sulfur oxides
    • 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
    • C01B17/027—Recovery of sulfur from material containing elemental sulfur, e.g. luxmasses or sulfur containing ores; Purification of the recovered sulfur
    • C01B17/033—Recovery of sulfur from material containing elemental sulfur, e.g. luxmasses or sulfur containing ores; Purification of the recovered sulfur using a liquid extractant
    • 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
    • C01B32/70—Compounds containing carbon and sulfur, e.g. thiophosgene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
FR895060A 1955-03-24 1962-04-19 Process for purifying the residual air of viscose factories Expired FR81621E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR895060A FR81621E (en) 1955-03-24 1962-04-19 Process for purifying the residual air of viscose factories

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DES43175A DE1052055B (en) 1955-03-24 1955-03-24 Process for the recovery of sulfur and carbon disulfide from the H2S- and CS2-containing exhaust air from viscose processing plants
FR895060A FR81621E (en) 1955-03-24 1962-04-19 Process for purifying the residual air of viscose factories
DES89460A DE1233978B (en) 1955-03-24 1964-02-11 Process for the recovery of sulfur and carbon disulfide from the exhaust air containing H S and CS from viscose processing plants

Publications (1)

Publication Number Publication Date
FR81621E true FR81621E (en) 1963-10-18

Family

ID=27212576

Family Applications (1)

Application Number Title Priority Date Filing Date
FR895060A Expired FR81621E (en) 1955-03-24 1962-04-19 Process for purifying the residual air of viscose factories

Country Status (1)

Country Link
FR (1) FR81621E (en)

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