FR553197A - Préparation d'un charbon décolorant - Google Patents

Préparation d'un charbon décolorant

Info

Publication number
FR553197A
FR553197A FR553197DA FR553197A FR 553197 A FR553197 A FR 553197A FR 553197D A FR553197D A FR 553197DA FR 553197 A FR553197 A FR 553197A
Authority
FR
France
Prior art keywords
preparation
bleaching charcoal
bleaching
charcoal
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
English (en)
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.)
Burt Boulton & Haywood Ltd
Original Assignee
Burt Boulton & Haywood Ltd
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 Burt Boulton & Haywood Ltd filed Critical Burt Boulton & Haywood Ltd
Application granted granted Critical
Publication of FR553197A publication Critical patent/FR553197A/fr
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
    • C01B32/336—Preparation characterised by gaseous activating agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
FR553197D 1922-04-26 1922-06-23 Préparation d'un charbon décolorant Expired FR553197A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB553197X 1922-04-26

Publications (1)

Publication Number Publication Date
FR553197A true FR553197A (fr) 1923-05-15

Family

ID=10473563

Family Applications (1)

Application Number Title Priority Date Filing Date
FR553197D Expired FR553197A (fr) 1922-04-26 1922-06-23 Préparation d'un charbon décolorant

Country Status (1)

Country Link
FR (1) FR553197A (fr)

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