DE3882729D1 - Verfahren zur herstellung von calciumnitrat-harnstoff. - Google Patents
Verfahren zur herstellung von calciumnitrat-harnstoff.Info
- Publication number
- DE3882729D1 DE3882729D1 DE8888200178T DE3882729T DE3882729D1 DE 3882729 D1 DE3882729 D1 DE 3882729D1 DE 8888200178 T DE8888200178 T DE 8888200178T DE 3882729 T DE3882729 T DE 3882729T DE 3882729 D1 DE3882729 D1 DE 3882729D1
- Authority
- DE
- Germany
- Prior art keywords
- calcium
- urea
- nitrate
- urea nitrate
- free
- Prior art date
- 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 - Fee Related
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
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C5/00—Fertilisers containing other nitrates
- C05C5/04—Fertilisers containing other nitrates containing calcium nitrate
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Carbon And Carbon Compounds (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Saccharide Compounds (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8719363A IT1216890B (it) | 1987-02-13 | 1987-02-13 | Procedimento per la produzione di calcourea. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3882729D1 true DE3882729D1 (de) | 1993-09-09 |
DE3882729T2 DE3882729T2 (de) | 1993-12-02 |
Family
ID=11157057
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE88200178T Expired - Fee Related DE3882729T2 (de) | 1987-02-13 | 1988-02-03 | Verfahren zur Herstellung von Calciumnitrat-Harnstoff. |
Country Status (11)
Country | Link |
---|---|
US (1) | US4874595A (de) |
EP (1) | EP0278562B1 (de) |
JP (1) | JP2631296B2 (de) |
AT (1) | ATE92472T1 (de) |
DE (1) | DE3882729T2 (de) |
DK (1) | DK166672B1 (de) |
ES (1) | ES2059486T3 (de) |
FI (1) | FI880669A (de) |
IT (1) | IT1216890B (de) |
NO (1) | NO177698B (de) |
PT (1) | PT86757B (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1262932B (it) * | 1992-01-27 | 1996-07-22 | Procedimento migliorato per la produzione di calcourea | |
NO341345B1 (no) | 2012-08-29 | 2017-10-16 | Yara Int Asa | Fremgangsmåte for å begrense anvendelsen av et ammoniumnitratgjødsel som forløper for et eksplosiv og sammensetning for dette |
CN107216220A (zh) * | 2017-07-28 | 2017-09-29 | 车莉 | 一种喷浆高氮肥的生产方法 |
CN108083877A (zh) * | 2017-12-20 | 2018-05-29 | 贵州芭田生态工程有限公司 | 一种以冷冻法硝酸磷肥工艺副产的硝酸钙为原料生产尿素硝酸钙的方法 |
CN116143662B (zh) * | 2023-04-23 | 2023-07-04 | 新华制药(高密)有限公司 | 卡巴匹林钙的连续化生产方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1579989A (en) * | 1925-06-29 | 1926-04-06 | Basf Ag | Making alpha calcium-nitrate fertilizer |
US1916617A (en) * | 1927-12-20 | 1933-07-04 | Ig Farbenindustrie Ag | Manufacture of mixed fertilizers |
US1776694A (en) * | 1928-12-31 | 1930-09-23 | Lonza Ag | Manufacture of double salts of calcium nitrate |
GB332945A (en) * | 1929-04-29 | 1930-07-29 | Ig Farbenindustrie Ag | Improvements in the manufacture of a compound of urea and calcium nitrate |
US1840229A (en) * | 1929-11-28 | 1932-01-05 | Ig Farbenindustrie Ag | Double salts |
US1952849A (en) * | 1931-05-27 | 1934-03-27 | Ig Farbenindustrie Ag | Mixed fertilizer |
US2979421A (en) * | 1958-01-27 | 1961-04-11 | Fluor Corp | Urea granulation process |
CH431576A (de) * | 1964-01-07 | 1967-03-15 | Inventa Ag | Verfahren zum Granulieren von stickstoffhaltigen Düngemitteln |
CH490117A (de) * | 1965-12-30 | 1970-05-15 | Chemical & Ind Corp | Verfahren zur Herstellung eines körnigen Granulates einer stickstoffhaltigen Verbindung und Einrichtung zur Durchführung des Verfahrens |
US3342578A (en) * | 1966-01-11 | 1967-09-19 | Exxon Research Engineering Co | Bulk-blended fertilizer comprising nitrogenous matrix pellet |
ES355619A1 (es) * | 1967-07-01 | 1969-11-16 | Sumitomo Chemical Co | Un procedimiento para producir un fertilizante. |
BE754561A (fr) * | 1969-08-09 | 1971-02-08 | Badishe Anilin & Soda Fabrik | Sel double de nitrate de calcium et d'uree se pretant bien a l'epandageen granules et au stockage |
HU162367B (de) * | 1971-04-02 | 1973-02-28 |
-
1987
- 1987-02-13 IT IT8719363A patent/IT1216890B/it active
-
1988
- 1988-02-03 DE DE88200178T patent/DE3882729T2/de not_active Expired - Fee Related
- 1988-02-03 ES ES88200178T patent/ES2059486T3/es not_active Expired - Lifetime
- 1988-02-03 EP EP88200178A patent/EP0278562B1/de not_active Expired - Lifetime
- 1988-02-03 AT AT88200178T patent/ATE92472T1/de not_active IP Right Cessation
- 1988-02-05 US US07/152,854 patent/US4874595A/en not_active Expired - Fee Related
- 1988-02-10 DK DK068288A patent/DK166672B1/da not_active IP Right Cessation
- 1988-02-11 NO NO880598A patent/NO177698B/no unknown
- 1988-02-12 JP JP63028993A patent/JP2631296B2/ja not_active Expired - Lifetime
- 1988-02-12 FI FI880669A patent/FI880669A/fi not_active Application Discontinuation
- 1988-02-12 PT PT86757A patent/PT86757B/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE3882729T2 (de) | 1993-12-02 |
DK166672B1 (da) | 1993-06-28 |
ATE92472T1 (de) | 1993-08-15 |
PT86757A (pt) | 1988-03-01 |
EP0278562A2 (de) | 1988-08-17 |
EP0278562B1 (de) | 1993-08-04 |
NO880598L (no) | 1988-08-15 |
PT86757B (pt) | 1992-04-30 |
NO177698B (no) | 1995-07-31 |
ES2059486T3 (es) | 1994-11-16 |
JPS63201080A (ja) | 1988-08-19 |
JP2631296B2 (ja) | 1997-07-16 |
DK68288D0 (da) | 1988-02-10 |
NO880598D0 (no) | 1988-02-11 |
DK68288A (da) | 1988-08-14 |
FI880669A (fi) | 1988-08-14 |
US4874595A (en) | 1989-10-17 |
EP0278562A3 (en) | 1990-03-28 |
IT1216890B (it) | 1990-03-14 |
FI880669A0 (fi) | 1988-02-12 |
IT8719363A0 (it) | 1987-02-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |