NL6917736A - - Google Patents
Info
- Publication number
- NL6917736A NL6917736A NL6917736A NL6917736A NL6917736A NL 6917736 A NL6917736 A NL 6917736A NL 6917736 A NL6917736 A NL 6917736A NL 6917736 A NL6917736 A NL 6917736A NL 6917736 A NL6917736 A NL 6917736A
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
- C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
- C07C37/74—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/01—Chlorine; Hydrogen chloride
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR69050684 | 1968-11-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL6917736A true NL6917736A (https=) | 1970-05-29 |
| NL146479B NL146479B (nl) | 1975-07-15 |
Family
ID=9695791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL696917736A NL146479B (nl) | 1968-11-27 | 1969-11-25 | Werkwijze voor het terugwinnen van fenol en chloorwaterstof uit een oplossing daarvan in water. |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3829509A (https=) |
| JP (1) | JPS4934971B1 (https=) |
| AT (1) | AT290515B (https=) |
| BE (1) | BE742263A (https=) |
| CS (1) | CS150293B2 (https=) |
| DE (1) | DE1958332A1 (https=) |
| FR (1) | FR1602423A (https=) |
| GB (1) | GB1276120A (https=) |
| NL (1) | NL146479B (https=) |
| RO (1) | RO55319A (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE863177R (nl) * | 1977-02-02 | 1978-07-24 | Shell Int Research | Werkwijze ter bereiding van 3,5-xylenol |
| JPS5452083U (https=) * | 1977-09-19 | 1979-04-11 | ||
| JPH068261B2 (ja) * | 1988-02-10 | 1994-02-02 | 三井東圧化学株式会社 | ビスフェノールａの製造法 |
| JPH01211544A (ja) * | 1988-02-19 | 1989-08-24 | Mitsui Toatsu Chem Inc | ビスフェノールａの製造方法 |
| US5344528A (en) | 1993-08-04 | 1994-09-06 | Aristech Chemical Corporation | Recovery of phenol from low concentrations with sodium sulfate |
| JP4639895B2 (ja) * | 2005-03-29 | 2011-02-23 | 住友化学株式会社 | カルボニル基を有する含酸素化合物含有排水の処理方法 |
| JP4626360B2 (ja) * | 2005-03-29 | 2011-02-09 | 住友化学株式会社 | フェノール類含有排水の処理方法 |
| US8298378B2 (en) * | 2005-03-29 | 2012-10-30 | Sumitomo Chemical Company, Limited | Method for treating waste water containing oxygen-containing compound having phenolic hydroxyl group of carbonyl group |
| CN105037105B (zh) * | 2015-08-18 | 2017-05-03 | 浙江东盈药业有限公司 | 一种含苯酚的乙酸丁酯母液分离装置 |
-
1968
- 1968-11-27 FR FR69050684A patent/FR1602423A/fr not_active Expired
- 1968-11-27 AT AT11107/69A patent/AT290515B/de not_active IP Right Cessation
-
1969
- 1969-11-05 RO RO61471A patent/RO55319A/ro unknown
- 1969-11-20 DE DE19691958332 patent/DE1958332A1/de active Pending
- 1969-11-24 GB GB57469/69A patent/GB1276120A/en not_active Expired
- 1969-11-24 US US00879363A patent/US3829509A/en not_active Expired - Lifetime
- 1969-11-25 JP JP44094001A patent/JPS4934971B1/ja active Pending
- 1969-11-25 NL NL696917736A patent/NL146479B/xx not_active IP Right Cessation
- 1969-11-26 CS CS7791A patent/CS150293B2/cs unknown
- 1969-11-26 BE BE742263D patent/BE742263A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4934971B1 (https=) | 1974-09-19 |
| AT290515B (de) | 1971-05-15 |
| FR1602423A (https=) | 1970-11-23 |
| CS150293B2 (https=) | 1973-09-04 |
| RO55319A (https=) | 1973-07-20 |
| GB1276120A (en) | 1972-06-01 |
| US3829509A (en) | 1974-08-13 |
| DE1958332A1 (de) | 1970-05-27 |
| NL146479B (nl) | 1975-07-15 |
| BE742263A (https=) | 1970-05-04 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: PROGIL |
|
| V4 | Discontinued because of reaching the maximum lifetime of a patent |