FR543719A - épuration des hydrocarbures - Google Patents
épuration des hydrocarburesInfo
- Publication number
- FR543719A FR543719A FR543719DA FR543719A FR 543719 A FR543719 A FR 543719A FR 543719D A FR543719D A FR 543719DA FR 543719 A FR543719 A FR 543719A
- Authority
- FR
- France
- Prior art keywords
- oil purification
- purification
- oil
- 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
- C07C7/00—Purification; Separation; Use of additives
- C07C7/14—Purification; Separation; Use of additives by crystallisation; Purification or separation of the crystals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Water Supply & Treatment (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US430988A US1431394A (en) | 1920-12-15 | 1920-12-15 | Process of purifying naphthalene |
Publications (1)
Publication Number | Publication Date |
---|---|
FR543719A true FR543719A (fr) | 1922-09-08 |
Family
ID=23709949
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR543719D Expired FR543719A (fr) | 1920-12-15 | 1921-11-19 | épuration des hydrocarbures |
Country Status (2)
Country | Link |
---|---|
US (1) | US1431394A (fr) |
FR (1) | FR543719A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2711432A (en) * | 1949-08-03 | 1955-06-21 | Dominion Tar & Chemical Co | Naphthalene refining by washing with a surface active agent |
US2704779A (en) * | 1950-04-10 | 1955-03-22 | Sinclair Refining Co | Naphthalene purification by washing with a surface active agent |
US2890938A (en) * | 1954-12-13 | 1959-06-16 | Phillips Petroleum Co | Fractional crystallization apparatus |
-
1920
- 1920-12-15 US US430988A patent/US1431394A/en not_active Expired - Lifetime
-
1921
- 1921-11-19 FR FR543719D patent/FR543719A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US1431394A (en) | 1922-10-10 |
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