ES179244A1 - A CHEMICAL METHOD OF RECOVERY - Google Patents

A CHEMICAL METHOD OF RECOVERY

Info

Publication number
ES179244A1
ES179244A1 ES0179244A ES179244A ES179244A1 ES 179244 A1 ES179244 A1 ES 179244A1 ES 0179244 A ES0179244 A ES 0179244A ES 179244 A ES179244 A ES 179244A ES 179244 A1 ES179244 A1 ES 179244A1
Authority
ES
Spain
Prior art keywords
recovery
chemical method
chemical
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
ES0179244A
Other languages
Spanish (es)
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.)
AMERICAN BEMBERG CORP
Original Assignee
AMERICAN BEMBERG CORP
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 AMERICAN BEMBERG CORP filed Critical AMERICAN BEMBERG CORP
Publication of ES179244A1 publication Critical patent/ES179244A1/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • D01F2/02—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from solutions of cellulose in acids, bases or salts
    • D01F2/04—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from solutions of cellulose in acids, bases or salts from cuprammonium solutions
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G3/00—Compounds of copper
    • C01G3/02—Oxides; Hydroxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G3/00—Compounds of copper
    • C01G3/14—Complexes with ammonia
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Removal Of Specific Substances (AREA)
  • Paper (AREA)
ES0179244A 1946-08-08 1947-08-06 A CHEMICAL METHOD OF RECOVERY Expired ES179244A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US689150A US2532308A (en) 1946-08-08 1946-08-08 Process of recovering copper oxide and a d-tartrate from a spinning solution

Publications (1)

Publication Number Publication Date
ES179244A1 true ES179244A1 (en) 1947-10-01

Family

ID=24767243

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0179244A Expired ES179244A1 (en) 1946-08-08 1947-08-06 A CHEMICAL METHOD OF RECOVERY

Country Status (7)

Country Link
US (1) US2532308A (en)
BE (1) BE475206A (en)
CH (1) CH274800A (en)
DE (1) DE966600C (en)
ES (1) ES179244A1 (en)
GB (1) GB647350A (en)
NL (1) NL69975C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE24324E (en) * 1951-05-05 1957-05-28 Method of making stable cupric
US2904399A (en) * 1954-10-09 1959-09-15 Bemberg Ag Recovery of copper and ammonia from waste liquors from the manufacture of regenerated cellulose
US3017506A (en) * 1959-01-07 1962-01-16 Sylvania Electric Prod Selective signal eliminator
US3301542A (en) * 1963-12-04 1967-01-31 Western Electric Co System for treating acidic etching solutions
CN102286798A (en) * 2010-06-17 2011-12-21 罗莱家纺股份有限公司 Bemberg fiber and preparation method thereof

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE236537C (en) *
DE237816C (en) *
US866371A (en) * 1906-03-22 1907-09-17 Rudolf Linkmeyer Removing copper salts from alkaline liquors.
US1049201A (en) * 1911-01-14 1912-12-31 Glanzstoff Ag Process for recovering copper from the wash liquors employed in the cuprammonia-cellulose process.
US1490499A (en) * 1923-10-20 1924-04-15 Glanzstoff Ag Process for working up copper cellulose sludge
CH144295A (en) * 1928-06-05 1930-12-31 Ig Farbenindustrie Ag Process for the precipitation of copper hydroxide from an ammoniacal solution of a copper compound.
DE535649C (en) * 1928-06-06 1931-10-14 I G Farbenindustrie Akt Ges Extraction of heavy metal hydroxides by breaking down the complex ammonia compounds
BE378682A (en) * 1930-03-29
GB450514A (en) * 1934-10-13 1936-07-15 Duisburger Kupferhuette Improvements in or relating to the recovery of copper in the manufacture of cuprammonium artificial silk
DE642946C (en) * 1935-10-04 1937-03-19 I G Farbenindustrie Akt Ges Process for the production of shaped cellulosic structures from copper oxide ammonia cellulose solutions
DE699961C (en) * 1935-11-23 1940-12-10 I G Farbenindustrie Akt Ges Process for the recovery of copper from the waste solutions of the copper rayon industry
US2322778A (en) * 1940-05-01 1943-06-29 American Rayon Company Inc Method of removing copper and ammonia from cuprammonium yarn
US2370157A (en) * 1940-05-01 1945-02-27 American Rayon Company Inc Recovery and reuse of copper sulphate from wash liquors
US2395015A (en) * 1940-08-27 1946-02-19 Rayonier Inc Cuprammonium process

Also Published As

Publication number Publication date
NL69975C (en)
CH274800A (en) 1951-04-30
BE475206A (en)
US2532308A (en) 1950-12-05
GB647350A (en) 1950-12-13
DE966600C (en) 1957-08-22

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