GB620738A - Improvements in and relating to the conservation and recovery of chemical substancesfrom viscose rayon spinning bath liquors - Google Patents

Improvements in and relating to the conservation and recovery of chemical substancesfrom viscose rayon spinning bath liquors

Info

Publication number
GB620738A
GB620738A GB37654/46A GB3765446A GB620738A GB 620738 A GB620738 A GB 620738A GB 37654/46 A GB37654/46 A GB 37654/46A GB 3765446 A GB3765446 A GB 3765446A GB 620738 A GB620738 A GB 620738A
Authority
GB
United Kingdom
Prior art keywords
per cent
sulphuric acid
liquor
sodium sulphate
conservation
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
GB37654/46A
Other languages
English (en)
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.)
Akzo Nobel UK PLC
Original Assignee
Courtaulds PLC
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 Courtaulds PLC filed Critical Courtaulds PLC
Priority to GB37654/46A priority Critical patent/GB620738A/en
Priority to US783846A priority patent/US2521367A/en
Priority to NL136175A priority patent/NL65959C/xx
Priority to BE477858D priority patent/BE477858A/xx
Priority to FR956908D priority patent/FR956908A/fr
Priority to DEP23270D priority patent/DE856690C/de
Publication of GB620738A publication Critical patent/GB620738A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G9/00—Compounds of zinc
    • C01G9/06—Sulfates
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L21/00—Marmalades, jams, jellies or the like; Products from apiculture; Preparation or treatment thereof
    • A23L21/10—Marmalades; Jams; Jellies; Other similar fruit or vegetable compositions; Simulated fruit products
    • A23L21/18—Simulated fruit products
    • 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
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/90—Separation; Purification
    • C01B17/901—Recovery from spent acids containing metallic ions, e.g. hydrolysis acids, pickling acids
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • C01D5/006—Recovery of sodium sulfate from coagulation baths for the spinning of viscose
    • 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)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Nutrition Science (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Artificial Filaments (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
GB37654/46A 1946-12-23 1946-12-23 Improvements in and relating to the conservation and recovery of chemical substancesfrom viscose rayon spinning bath liquors Expired GB620738A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB37654/46A GB620738A (en) 1946-12-23 1946-12-23 Improvements in and relating to the conservation and recovery of chemical substancesfrom viscose rayon spinning bath liquors
US783846A US2521367A (en) 1946-12-23 1947-11-03 Recovery of sodium sulfate
NL136175A NL65959C (de) 1946-12-23 1947-11-20
BE477858D BE477858A (de) 1946-12-23 1947-12-04
FR956908D FR956908A (de) 1946-12-23 1947-12-05
DEP23270D DE856690C (de) 1946-12-23 1948-12-02 Verfahren zur Wiedergewinnung von wasserfreiem Natriumsulfat aus einem verbrauchten Viscosefaellbad

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB37654/46A GB620738A (en) 1946-12-23 1946-12-23 Improvements in and relating to the conservation and recovery of chemical substancesfrom viscose rayon spinning bath liquors

Publications (1)

Publication Number Publication Date
GB620738A true GB620738A (en) 1949-03-29

Family

ID=10398017

Family Applications (1)

Application Number Title Priority Date Filing Date
GB37654/46A Expired GB620738A (en) 1946-12-23 1946-12-23 Improvements in and relating to the conservation and recovery of chemical substancesfrom viscose rayon spinning bath liquors

Country Status (6)

Country Link
US (1) US2521367A (de)
BE (1) BE477858A (de)
DE (1) DE856690C (de)
FR (1) FR956908A (de)
GB (1) GB620738A (de)
NL (1) NL65959C (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1123796B (de) * 1952-06-23 1962-02-15 Zieren Chemiebau Gmbh Dr A Verfahren zum Aufarbeiten von verbrauchten Faellbaedern der Viskose verarbeitenden Industrie unter Gewinnung von wasserfreiem Natriumsulfat

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2645561A (en) * 1948-11-23 1953-07-14 Ind Rayon Corp Sodium sulfate recovery
DE1036462B (de) * 1954-06-25 1958-08-14 Kuehnle Ag Verfahren zum Abscheiden von zinksulfatfreiem Natriumsulfat aus verbrauchten zinksulfathaltigen Spinnbaedern der viscoseverarbeitenden Kunstfaser-Industrie
US3347022A (en) * 1965-01-29 1967-10-17 Du Pont Process for removal of solid particles from a hydrogen fluoride reactor
US4504373A (en) * 1982-06-01 1985-03-12 Allied Corporation Electrodialytic water splitting process and apparatus for conversion of alkali metal sulfate values derived from spent rayon spin baths
NO164218C (no) * 1988-02-24 1990-09-12 Sintef Fremgangsmaate for rensing av vandige bufferloesninger.
DE4216798A1 (de) * 1992-05-21 1993-11-25 Metallgesellschaft Ag Verfahren zur Aufarbeitung von vanadiumhaltigen Rückständen
CN112390440B (zh) * 2020-10-16 2023-05-23 唐山三友远达纤维有限公司 一种纺练车间酸性水循环再利用的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US957417A (en) * 1909-05-17 1910-05-10 Charles Glaser Process of refining salt.
US1519880A (en) * 1922-10-06 1924-12-16 American Lurgi Corp Production of pure alumina
US2374004A (en) * 1941-12-02 1945-04-17 American Viscose Corp Glauber's salt conversion

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1123796B (de) * 1952-06-23 1962-02-15 Zieren Chemiebau Gmbh Dr A Verfahren zum Aufarbeiten von verbrauchten Faellbaedern der Viskose verarbeitenden Industrie unter Gewinnung von wasserfreiem Natriumsulfat

Also Published As

Publication number Publication date
BE477858A (de) 1948-01-31
NL65959C (de) 1950-01-16
FR956908A (de) 1950-02-10
US2521367A (en) 1950-09-05
DE856690C (de) 1952-11-24

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