FR491475A - Method and apparatus for purifying camphor - Google Patents

Method and apparatus for purifying camphor

Info

Publication number
FR491475A
FR491475A FR491475DA FR491475A FR 491475 A FR491475 A FR 491475A FR 491475D A FR491475D A FR 491475DA FR 491475 A FR491475 A FR 491475A
Authority
FR
France
Prior art keywords
camphor
purifying
purifying camphor
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)
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of FR491475A publication Critical patent/FR491475A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/85—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
FR491475D 1918-03-16 1918-08-27 Method and apparatus for purifying camphor Expired FR491475A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US491475XA 1918-03-16 1918-03-16

Publications (1)

Publication Number Publication Date
FR491475A true FR491475A (en) 1919-06-04

Family

ID=1527475

Family Applications (1)

Application Number Title Priority Date Filing Date
FR491475D Expired FR491475A (en) 1918-03-16 1918-08-27 Method and apparatus for purifying camphor

Country Status (1)

Country Link
FR (1) FR491475A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114307240A (en) * 2021-12-31 2022-04-12 云南森美达生物科技股份有限公司 Extraction and preparation method of natural camphor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114307240A (en) * 2021-12-31 2022-04-12 云南森美达生物科技股份有限公司 Extraction and preparation method of natural camphor

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