NL69975C - - Google Patents

Info

Publication number
NL69975C
NL69975C NL69975DA NL69975C NL 69975 C NL69975 C NL 69975C NL 69975D A NL69975D A NL 69975DA NL 69975 C NL69975 C NL 69975C
Authority
NL
Netherlands
Application number
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.)
Publication of NL69975C publication Critical patent/NL69975C/xx

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)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (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)
NL69975D 1946-08-08 NL69975C (enrdf_load_html_response)

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
NL69975C true NL69975C (enrdf_load_html_response)

Family

ID=24767243

Family Applications (1)

Application Number Title Priority Date Filing Date
NL69975D NL69975C (enrdf_load_html_response) 1946-08-08

Country Status (7)

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

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 (zh) * 2010-06-17 2011-12-21 罗莱家纺股份有限公司 一种宾霸纤维及其制备方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE236537C (enrdf_load_html_response) *
DE237816C (enrdf_load_html_response) *
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 (de) * 1928-06-05 1930-12-31 Ig Farbenindustrie Ag Verfahren zur Ausfällung von Kupferhydroxyd aus einer ammoniakalischen Lösung einer Kupferverbindung.
DE535649C (de) * 1928-06-06 1931-10-14 I G Farbenindustrie Akt Ges Gewinnung von Schwermetallhydroxyden durch Zerlegung der komplexen Ammoniakverbindungen
BE378682A (enrdf_load_html_response) * 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 (de) * 1935-10-04 1937-03-19 I G Farbenindustrie Akt Ges Verfahren zur Herstellung geformter Cellulosegebilde aus Kupferoxydammoniakcelluloseloesungen
DE699961C (de) * 1935-11-23 1940-12-10 I G Farbenindustrie Akt Ges Verfahren zur Wiedergewinnung des Kupfers aus den Abfall-Loesungen der Kupferkunstseidenindustrie
US2370157A (en) * 1940-05-01 1945-02-27 American Rayon Company Inc Recovery and reuse of copper sulphate from wash liquors
US2322778A (en) * 1940-05-01 1943-06-29 American Rayon Company Inc Method of removing copper and ammonia from cuprammonium yarn
US2395015A (en) * 1940-08-27 1946-02-19 Rayonier Inc Cuprammonium process

Also Published As

Publication number Publication date
CH274800A (fr) 1951-04-30
BE475206A (enrdf_load_html_response)
ES179244A1 (es) 1947-10-01
US2532308A (en) 1950-12-05
GB647350A (en) 1950-12-13
DE966600C (de) 1957-08-22

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