DE69305661D1 - Verfahren zur Herstellung von Calciumnitrat-Harnstoff Addukten - Google Patents

Verfahren zur Herstellung von Calciumnitrat-Harnstoff Addukten

Info

Publication number
DE69305661D1
DE69305661D1 DE69305661T DE69305661T DE69305661D1 DE 69305661 D1 DE69305661 D1 DE 69305661D1 DE 69305661 T DE69305661 T DE 69305661T DE 69305661 T DE69305661 T DE 69305661T DE 69305661 D1 DE69305661 D1 DE 69305661D1
Authority
DE
Germany
Prior art keywords
calcium nitrate
preparation
urea
urea adducts
feeding
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
Application number
DE69305661T
Other languages
English (en)
Other versions
DE69305661T2 (de
Inventor
Antonio Crispoldi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nuova Terni Industrie Chimiche SpA
Original Assignee
TERNI INDUSTRIE CHIMICHE
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 TERNI INDUSTRIE CHIMICHE filed Critical TERNI INDUSTRIE CHIMICHE
Publication of DE69305661D1 publication Critical patent/DE69305661D1/de
Application granted granted Critical
Publication of DE69305661T2 publication Critical patent/DE69305661T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • F26B17/24—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by shooting or throwing the materials, e.g. after which the materials are subject to impact
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05C—NITROGENOUS FERTILISERS
    • C05C5/00—Fertilisers containing other nitrates
    • C05C5/005—Post-treatment
    • 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
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05C—NITROGENOUS FERTILISERS
    • C05C9/00—Fertilisers containing urea or urea compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Fertilizers (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Thiazole And Isothizaole Compounds (AREA)
  • Heat Treatment Of Steel (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
  • Saccharide Compounds (AREA)
DE69305661T 1992-01-27 1993-01-23 Verfahren zur Herstellung von Calciumnitrat-Harnstoff Addukten Expired - Fee Related DE69305661T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI920134A IT1262932B (it) 1992-01-27 1992-01-27 Procedimento migliorato per la produzione di calcourea

Publications (2)

Publication Number Publication Date
DE69305661D1 true DE69305661D1 (de) 1996-12-05
DE69305661T2 DE69305661T2 (de) 1997-04-30

Family

ID=11361666

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69305661T Expired - Fee Related DE69305661T2 (de) 1992-01-27 1993-01-23 Verfahren zur Herstellung von Calciumnitrat-Harnstoff Addukten

Country Status (10)

Country Link
US (1) US5716591A (de)
EP (1) EP0553921B1 (de)
JP (1) JPH05339086A (de)
AT (1) ATE144760T1 (de)
DE (1) DE69305661T2 (de)
DK (1) DK0553921T3 (de)
ES (1) ES2093910T3 (de)
FI (1) FI104067B1 (de)
IT (1) IT1262932B (de)
NO (1) NO304225B1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111491907A (zh) * 2017-08-21 2020-08-04 理海大学 生产尿素加合物的无溶剂方法

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5917110A (en) * 1996-10-18 1999-06-29 Tetra Technologies, Inc. Moisture-resistant calcium containing particles
DE102004005907B4 (de) * 2004-02-05 2006-01-05 Uhde Gmbh Anlage zur Herstellung von biuretarmem harnstoffhaltigem Düngemittelgranulat
JP4799136B2 (ja) * 2005-11-14 2011-10-26 日本化薬株式会社 ガス発生剤組成物
JP5325099B2 (ja) * 2007-05-02 2013-10-23 日本化薬株式会社 ガス発生剤組成物及びガス発生剤組成物成形体、並びにそれに用いる化合物の製造方法、並びにガス発生器
WO2008139557A1 (ja) * 2007-05-02 2008-11-20 Nipponkayaku Kabushikikaisha ガス発生剤組成物及びガス発生剤組成物成形体、並びにそれに用いる化合物の製造方法、並びにガス発生器
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
US11299441B2 (en) 2017-07-21 2022-04-12 Sabic Global Technologies B.V. Calcium sulfate urea granules and methods for producing and using the same
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
CN113260600A (zh) 2018-12-07 2021-08-13 沙特基础工业全球技术公司 包含硫酸钙尿素的肥料及其制备和使用方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH431576A (de) * 1964-01-07 1967-03-15 Inventa Ag Verfahren zum Granulieren von stickstoffhaltigen Düngemitteln
US4091544A (en) * 1977-02-11 1978-05-30 The Procter & Gamble Company Drying process
US4497757A (en) * 1983-01-31 1985-02-05 The Procter & Gamble Company Energy efficient hydration process
CH663273A5 (en) * 1984-12-18 1987-11-30 Fershan Holding S A Method of continuous drying of a powdered substance and apparatus for implementing it
FR2585971A1 (fr) * 1985-08-07 1987-02-13 Kaltenbach Thuring Sa Dispositif et installation de granulation
IE57463B1 (en) * 1985-08-07 1992-11-04 Kaltenbach Thuring Sa Granulating device
IT1216890B (it) * 1987-02-13 1990-03-14 Palermo Enichem Agricoltura S Procedimento per la produzione di calcourea.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111491907A (zh) * 2017-08-21 2020-08-04 理海大学 生产尿素加合物的无溶剂方法

Also Published As

Publication number Publication date
US5716591A (en) 1998-02-10
ITMI920134A1 (it) 1993-07-27
ATE144760T1 (de) 1996-11-15
JPH05339086A (ja) 1993-12-21
FI104067B (fi) 1999-11-15
DK0553921T3 (da) 1997-03-17
FI930308A (fi) 1993-07-28
EP0553921A1 (de) 1993-08-04
NO930241L (no) 1993-07-28
ITMI920134A0 (it) 1992-01-27
NO930241D0 (no) 1993-01-25
FI104067B1 (fi) 1999-11-15
NO304225B1 (no) 1998-11-16
EP0553921B1 (de) 1996-10-30
ES2093910T3 (es) 1997-01-01
FI930308A0 (fi) 1993-01-26
IT1262932B (it) 1996-07-22
DE69305661T2 (de) 1997-04-30

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: NUOVA TERNI INDUSTRIE CHIMICHE S.P.A., MAILAND/MIL

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee