NL6907509A - - Google Patents
Info
- Publication number
- NL6907509A NL6907509A NL6907509A NL6907509A NL6907509A NL 6907509 A NL6907509 A NL 6907509A NL 6907509 A NL6907509 A NL 6907509A NL 6907509 A NL6907509 A NL 6907509A NL 6907509 A NL6907509 A NL 6907509A
- Authority
- NL
- Netherlands
Links
Classifications
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
- C05C9/02—Fertilisers containing urea or urea compounds containing urea-formaldehyde condensates
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07G—COMPOUNDS OF UNKNOWN CONSTITUTION
- C07G99/00—Subject matter not provided for in other groups of this subclass
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6907509A NL6907509A (OSRAM) | 1969-05-16 | 1969-05-16 | |
| FR7017583A FR2047754A5 (OSRAM) | 1969-05-16 | 1970-05-14 | |
| BE750394D BE750394A (fr) | 1969-05-16 | 1970-05-14 | Procede de preparation de condensats uree-formaldehyde utilisables comme engrais |
| GB2351770A GB1304718A (OSRAM) | 1969-05-16 | 1970-05-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6907509A NL6907509A (OSRAM) | 1969-05-16 | 1969-05-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6907509A true NL6907509A (OSRAM) | 1970-11-18 |
Family
ID=19806962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6907509A NL6907509A (OSRAM) | 1969-05-16 | 1969-05-16 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE750394A (OSRAM) |
| FR (1) | FR2047754A5 (OSRAM) |
| GB (1) | GB1304718A (OSRAM) |
| NL (1) | NL6907509A (OSRAM) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1152197B (it) * | 1982-05-27 | 1986-12-31 | Montedison Spa | Procedimento per la preparazione di fertilizzanti a lenta cessione di azoto |
| DE3539631C2 (de) * | 1985-11-08 | 1997-07-31 | Basf Ag | Verfahren zur Herstellung von Oligomethylenharnstoffgemischen |
| US5266097A (en) * | 1992-12-31 | 1993-11-30 | The Vigoro Corporation | Aminoureaformaldehyde fertilizer method and composition |
| IT1301970B1 (it) * | 1998-07-30 | 2000-07-20 | Sadepan Chimica S A S Di Savio | Procedimento per la formulazione di un fertilizzante azotato stabilein forma liquida per un rilascio dell'azoto protratto nel tempo. |
| DE19923525A1 (de) * | 1999-05-21 | 2000-11-23 | Saar En Gmbh | Verfahren zur Herstellung eines Harnstoff-Formaldehyd-Düngers |
| CN114685191A (zh) * | 2022-06-02 | 2022-07-01 | 中北大学 | 脲甲醛缓释肥高温非均相缩聚精简制备工艺及其施用方法 |
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1969
- 1969-05-16 NL NL6907509A patent/NL6907509A/xx not_active Application Discontinuation
-
1970
- 1970-05-14 GB GB2351770A patent/GB1304718A/en not_active Expired
- 1970-05-14 BE BE750394D patent/BE750394A/xx unknown
- 1970-05-14 FR FR7017583A patent/FR2047754A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2047754A5 (OSRAM) | 1971-03-12 |
| BE750394A (fr) | 1970-11-16 |
| GB1304718A (OSRAM) | 1973-01-31 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DNT | Communications of changes of names of applicants whose applications have been laid open to public inspection |
Free format text: UNIE VAN KUNSTMESTFABRIEKEN B.V. |
|
| BI | The patent application has been withdrawn |