PT86757A - Process for producing calcium-urea nitrate - Google Patents

Process for producing calcium-urea nitrate

Info

Publication number
PT86757A
PT86757A PT86757A PT8675788A PT86757A PT 86757 A PT86757 A PT 86757A PT 86757 A PT86757 A PT 86757A PT 8675788 A PT8675788 A PT 8675788A PT 86757 A PT86757 A PT 86757A
Authority
PT
Portugal
Prior art keywords
calcium
urea nitrate
nitrate
urea
free
Prior art date
Application number
PT86757A
Other languages
English (en)
Other versions
PT86757B (pt
Inventor
Antonio Crispoldo
Mario Chiappafreddo
Andrea Moriconi
Original Assignee
Enichem Agricoltura Spa
Ccm Srl
Tecnocentro Srl
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Enichem Agricoltura Spa, Ccm Srl, Tecnocentro Srl filed Critical Enichem Agricoltura Spa
Publication of PT86757A publication Critical patent/PT86757A/pt
Publication of PT86757B publication Critical patent/PT86757B/pt

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)
PT86757A 1987-02-13 1988-02-12 Processo para a preparacao de calco-ureia PT86757B (pt)

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
PT86757A true PT86757A (pt) 1988-03-01
PT86757B PT86757B (pt) 1992-04-30

Family

ID=11157057

Family Applications (1)

Application Number Title Priority Date Filing Date
PT86757A PT86757B (pt) 1987-02-13 1988-02-12 Processo para a preparacao de calco-ureia

Country Status (11)

Country Link
US (1) US4874595A (pt)
EP (1) EP0278562B1 (pt)
JP (1) JP2631296B2 (pt)
AT (1) ATE92472T1 (pt)
DE (1) DE3882729T2 (pt)
DK (1) DK166672B1 (pt)
ES (1) ES2059486T3 (pt)
FI (1) FI880669A (pt)
IT (1) IT1216890B (pt)
NO (1) NO177698B (pt)
PT (1) PT86757B (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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 (pt) * 1971-04-02 1973-02-28

Also Published As

Publication number Publication date
JP2631296B2 (ja) 1997-07-16
IT1216890B (it) 1990-03-14
JPS63201080A (ja) 1988-08-19
DE3882729T2 (de) 1993-12-02
ATE92472T1 (de) 1993-08-15
DK68288A (da) 1988-08-14
EP0278562A2 (en) 1988-08-17
DK166672B1 (da) 1993-06-28
FI880669A (fi) 1988-08-14
PT86757B (pt) 1992-04-30
DE3882729D1 (de) 1993-09-09
DK68288D0 (da) 1988-02-10
NO177698B (no) 1995-07-31
US4874595A (en) 1989-10-17
FI880669A0 (fi) 1988-02-12
NO880598L (no) 1988-08-15
EP0278562A3 (en) 1990-03-28
EP0278562B1 (en) 1993-08-04
IT8719363A0 (it) 1987-02-13
NO880598D0 (no) 1988-02-11
ES2059486T3 (es) 1994-11-16

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Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19911028

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 20000430