FR689560A - Improvement in the treatment of wood and other plant products for cellulose, with recovery of by-products - Google Patents

Improvement in the treatment of wood and other plant products for cellulose, with recovery of by-products

Info

Publication number
FR689560A
FR689560A FR689560DA FR689560A FR 689560 A FR689560 A FR 689560A FR 689560D A FR689560D A FR 689560DA FR 689560 A FR689560 A FR 689560A
Authority
FR
France
Prior art keywords
products
wood
cellulose
recovery
improvement
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
Karl-Gustaf Bergstrom
Arthur-Fredrik Zennstrom
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 FR689560A publication Critical patent/FR689560A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C01B32/342—Preparation characterised by non-gaseous activating agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
FR689560D 1929-04-04 1930-02-07 Improvement in the treatment of wood and other plant products for cellulose, with recovery of by-products Expired FR689560A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US689560XA 1929-04-04 1929-04-04

Publications (1)

Publication Number Publication Date
FR689560A true FR689560A (en) 1930-09-09

Family

ID=1543979

Family Applications (1)

Application Number Title Priority Date Filing Date
FR689560D Expired FR689560A (en) 1929-04-04 1930-02-07 Improvement in the treatment of wood and other plant products for cellulose, with recovery of by-products

Country Status (1)

Country Link
FR (1) FR689560A (en)

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