CH224427A - Process for the recovery of hydrogen sulfide in the production of artificial threads, in particular rayon, from viscose - Google Patents

Process for the recovery of hydrogen sulfide in the production of artificial threads, in particular rayon, from viscose

Info

Publication number
CH224427A
CH224427A CH224427DA CH224427A CH 224427 A CH224427 A CH 224427A CH 224427D A CH224427D A CH 224427DA CH 224427 A CH224427 A CH 224427A
Authority
CH
Switzerland
Prior art keywords
viscose
recovery
production
hydrogen sulfide
artificial threads
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiengesellschaft S Zellwolle
Original Assignee
Saechsische Zellwolle Aktienge
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 Saechsische Zellwolle Aktienge filed Critical Saechsische Zellwolle Aktienge
Publication of CH224427A publication Critical patent/CH224427A/en

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
    • C01B17/16—Hydrogen sulfides
    • C01B17/165—Preparation from sulfides, oxysulfides or polysulfides
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F13/00—Recovery of starting material, waste material or solvents during the manufacture of artificial filaments or the like
    • D01F13/02—Recovery of starting material, waste material or solvents during the manufacture of artificial filaments or the like of cellulose, cellulose derivatives or proteins
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
    • Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Gas Separation By Absorption (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
CH224427D 1940-08-13 1941-03-08 Process for the recovery of hydrogen sulfide in the production of artificial threads, in particular rayon, from viscose CH224427A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE224427X 1940-08-13

Publications (1)

Publication Number Publication Date
CH224427A true CH224427A (en) 1942-11-30

Family

ID=5855859

Family Applications (1)

Application Number Title Priority Date Filing Date
CH224427D CH224427A (en) 1940-08-13 1941-03-08 Process for the recovery of hydrogen sulfide in the production of artificial threads, in particular rayon, from viscose

Country Status (3)

Country Link
BE (1) BE441123A (en)
CH (1) CH224427A (en)
FR (1) FR870444A (en)

Also Published As

Publication number Publication date
BE441123A (en)
FR870444A (en) 1942-03-11

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