NL51413C - - Google Patents
Info
- Publication number
- NL51413C NL51413C NL87103A NL87103A NL51413C NL 51413 C NL51413 C NL 51413C NL 87103 A NL87103 A NL 87103A NL 87103 A NL87103 A NL 87103A NL 51413 C NL51413 C NL 51413C
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
- C10C1/00—Working-up tar
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/005—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by obtaining phenols from products, waste products or side-products of processes, not directed to the production of phenols, by conversion or working-up
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/005—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by obtaining phenols from products, waste products or side-products of processes, not directed to the production of phenols, by conversion or working-up
- C07C37/007—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by obtaining phenols from products, waste products or side-products of processes, not directed to the production of phenols, by conversion or working-up from the tar industry
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Fats And Perfumes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DED75180D DE722411C (de) | 1937-04-27 | 1937-04-27 | Verfahren zur Reingewinnung von Phenolen aus Schwelerzeugnissen, insbesondere der Braunkohle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL51413C true NL51413C (xx) | 1941-11-15 |
Family
ID=7061875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL87103A NL51413C (xx) | 1937-04-27 | 1938-03-26 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE722411C (xx) |
| FR (1) | FR836526A (xx) |
| GB (1) | GB513541A (xx) |
| NL (1) | NL51413C (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2595516A (en) * | 1948-08-11 | 1952-05-06 | Union Carbide & Carbon Corp | Process for recovery of tar acids and bases from hydrocarbon oils |
| GB932482A (xx) * | 1959-12-15 | |||
| CN114797999B (zh) * | 2022-04-08 | 2023-11-10 | 英颇瑞智能科技(上海)有限公司 | 一种在苯酚丙酮合成中延长苯酚精制树脂使用寿命的方法 |
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1937
- 1937-04-27 DE DED75180D patent/DE722411C/de not_active Expired
-
1938
- 1938-03-26 NL NL87103A patent/NL51413C/xx active
- 1938-04-12 FR FR836526D patent/FR836526A/fr not_active Expired
- 1938-04-12 GB GB1119738A patent/GB513541A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE722411C (de) | 1942-07-17 |
| FR836526A (fr) | 1939-01-19 |
| GB513541A (en) | 1939-10-16 |