FR491475A - Method and apparatus for purifying camphor - Google Patents
Method and apparatus for purifying camphorInfo
- 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
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)
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)
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 |
-
1918
- 1918-08-27 FR FR491475D patent/FR491475A/en not_active Expired
Cited By (1)
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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