DE306035C - - Google Patents

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Publication number
DE306035C
DE306035C DENDAT306035D DE306035DA DE306035C DE 306035 C DE306035 C DE 306035C DE NDAT306035 D DENDAT306035 D DE NDAT306035D DE 306035D A DE306035D A DE 306035DA DE 306035 C DE306035 C DE 306035C
Authority
DE
Germany
Prior art keywords
precipitated
copper
liquor
nically
tech
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.)
Active
Application number
DENDAT306035D
Other languages
German (de)
Publication of DE306035C publication Critical patent/DE306035C/de
Active 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
    • C01G9/02—Oxides; Hydroxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G3/00—Compounds of copper
    • C01G3/02—Oxides; Hydroxides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)

Description

Berlin, gedruckt in der reichsdruckerei.Berlin, printed in the Reichsdruckerei.

Claims (1)

Patent-Anspruch:Patent claim: Verfahren zur Herstellung eines tech-. nisch chlorfreien hydratischen Kupferoxydes nach dem Verfahren gemäß Patent 305738, dadurch gekennzeichnet, daß man das durch stärkere Basen aus einer kupferhaltigen Lauge gefällte basische Kupferchlorid vorerst von der Fällungslauge ganz oder größtenteils befreit, dann mit Kalkmilch oder Magnesiumhydrat behandelt, wobei Erwärmung unter gewöhnlichem Druck genügt, auswäscht und diese Behandlung gegebenenfalls noch einmal oder mehrfach wiederholt. Method of making a tech. nically chlorine-free hydrated copper oxide according to the method according to patent 305738, characterized in that the stronger bases from a Basic copper chloride precipitated from the copper-containing liquor initially from the precipitated liquor wholly or largely freed, then treated with milk of lime or magnesium hydrate, with warming It is sufficient to wash out under normal pressure and, if necessary, to repeat this treatment once or several times.
DENDAT306035D Active DE306035C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE306035T

Publications (1)

Publication Number Publication Date
DE306035C true DE306035C (en)

Family

ID=6120996

Family Applications (2)

Application Number Title Priority Date Filing Date
DENDAT306035D Active DE306035C (en)
DENDAT305738D Active DE305738C (en)

Family Applications After (1)

Application Number Title Priority Date Filing Date
DENDAT305738D Active DE305738C (en)

Country Status (1)

Country Link
DE (2) DE305738C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3113970A1 (en) * 1981-04-07 1982-11-04 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut NUMERICAL PATTERN CONTROL FOR A MACHINE TOOL

Also Published As

Publication number Publication date
DE305738C (en)

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