FR587383A - Process for the treatment of waste liquor with sulphite - Google Patents

Process for the treatment of waste liquor with sulphite

Info

Publication number
FR587383A
FR587383A FR587383DA FR587383A FR 587383 A FR587383 A FR 587383A FR 587383D A FR587383D A FR 587383DA FR 587383 A FR587383 A FR 587383A
Authority
FR
France
Prior art keywords
sulphite
treatment
waste liquor
liquor
waste
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
Other languages
French (fr)
Inventor
Carl Gustav Schwalbe
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 filed Critical
Application granted granted Critical
Publication of FR587383A publication Critical patent/FR587383A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0007—Recovery of by-products, i.e. compounds other than those necessary for pulping, for multiple uses or not otherwise provided for
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/30—Active carbon
    • C01B32/312—Preparation
    • C01B32/318—Preparation characterised by the starting materials
    • C01B32/324—Preparation characterised by the starting materials from waste materials, e.g. tyres or spent sulfite pulp liquor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Extraction Or Liquid Replacement (AREA)
FR587383D 1923-11-06 1924-09-30 Process for the treatment of waste liquor with sulphite Expired FR587383A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE224509X 1923-11-06

Publications (1)

Publication Number Publication Date
FR587383A true FR587383A (en) 1925-04-17

Family

ID=5856316

Family Applications (1)

Application Number Title Priority Date Filing Date
FR587383D Expired FR587383A (en) 1923-11-06 1924-09-30 Process for the treatment of waste liquor with sulphite

Country Status (3)

Country Link
FR (1) FR587383A (en)
GB (1) GB224509A (en)
NL (1) NL16841C (en)

Also Published As

Publication number Publication date
NL16841C (en)
GB224509A (en) 1925-09-10

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