FR2073328A2 - - Google Patents
Info
- Publication number
- FR2073328A2 FR2073328A2 FR7039707A FR7039707A FR2073328A2 FR 2073328 A2 FR2073328 A2 FR 2073328A2 FR 7039707 A FR7039707 A FR 7039707A FR 7039707 A FR7039707 A FR 7039707A FR 2073328 A2 FR2073328 A2 FR 2073328A2
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
- C07C273/14—Separation; Purification; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
- C05C9/005—Post-treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Catalysts (AREA)
- Lubricants (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US87469169A | 1969-11-06 | 1969-11-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2073328A2 true FR2073328A2 (fr) | 1971-10-01 |
| FR2073328B2 FR2073328B2 (fr) | 1973-02-02 |
Family
ID=25364347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR707039707A Expired FR2073328B2 (fr) | 1969-11-06 | 1970-11-04 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3689551A (fr) |
| DE (1) | DE2054735A1 (fr) |
| FR (1) | FR2073328B2 (fr) |
| IT (1) | IT944544B (fr) |
| NL (1) | NL7014361A (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1264564B1 (it) * | 1993-06-09 | 1996-10-04 | Snam Progetti | Procedimento per la riduzione del contenuto di ammoniaca presente in uno scarico gassoso degli impianti per la produzione di urea |
| JP5067520B2 (ja) * | 2005-08-08 | 2012-11-07 | 独立行政法人国際農林水産業研究センター | 土壌の硝化抑制方法 |
| US20170113977A1 (en) * | 2015-10-23 | 2017-04-27 | Agra Holdings LLC | Urea particles, methods of manufacture, and uses |
| NZ773291A (en) * | 2018-10-02 | 2021-12-24 | Crommelin Agricoatings Pty Ltd | Composition and method for treating urea |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU245105B (en) * | 1905-02-03 | 1905-11-28 | Willis Adams David | Improvements in fireproof curtains |
-
1969
- 1969-11-06 US US874691A patent/US3689551A/en not_active Expired - Lifetime
-
1970
- 1970-09-30 NL NL7014361A patent/NL7014361A/xx unknown
- 1970-10-30 IT IT54376/70A patent/IT944544B/it active
- 1970-11-04 FR FR707039707A patent/FR2073328B2/fr not_active Expired
- 1970-11-06 DE DE19702054735 patent/DE2054735A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL7014361A (fr) | 1971-05-10 |
| DE2054735A1 (de) | 1971-05-13 |
| IT944544B (it) | 1973-04-20 |
| FR2073328B2 (fr) | 1973-02-02 |
| US3689551A (en) | 1972-09-05 |