FR2170224B1 - - Google Patents
Info
- Publication number
- FR2170224B1 FR2170224B1 FR7303782A FR7303782A FR2170224B1 FR 2170224 B1 FR2170224 B1 FR 2170224B1 FR 7303782 A FR7303782 A FR 7303782A FR 7303782 A FR7303782 A FR 7303782A FR 2170224 B1 FR2170224 B1 FR 2170224B1
- Authority
- FR
- France
- 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
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
- C07C45/38—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups being a primary hydroxyl group
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Catalysts (AREA)
- Phenolic Resins Or Amino Resins (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722205196 DE2205196C3 (de) | 1972-02-04 | Verfahren zur Herstellung von Formaldehyd |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2170224A1 FR2170224A1 (en) | 1973-09-14 |
| FR2170224B1 true FR2170224B1 (de) | 1976-09-10 |
Family
ID=5834970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7303782A Granted FR2170224A1 (en) | 1972-02-04 | 1973-02-02 | Formaldehyde mfr - by oxidn of methanol - utilising distillates of waste liquors from urea/formaldehyde reaction |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS4886807A (de) |
| BE (1) | BE794916A (de) |
| FR (1) | FR2170224A1 (de) |
| NL (1) | NL7300368A (de) |
| ZA (1) | ZA73728B (de) |
-
1973
- 1973-01-10 NL NL7300368A patent/NL7300368A/xx not_active Application Discontinuation
- 1973-02-01 ZA ZA730728A patent/ZA73728B/xx unknown
- 1973-02-02 BE BE794916A patent/BE794916A/xx not_active IP Right Cessation
- 1973-02-02 FR FR7303782A patent/FR2170224A1/fr active Granted
- 1973-02-03 JP JP48013403A patent/JPS4886807A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2170224A1 (en) | 1973-09-14 |
| BE794916A (fr) | 1973-08-02 |
| DE2205196A1 (de) | 1973-08-09 |
| DE2205196B2 (de) | 1977-02-03 |
| JPS4886807A (de) | 1973-11-15 |
| ZA73728B (en) | 1973-11-28 |
| NL7300368A (de) | 1973-08-07 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |