YU201478A - Process for producing carbamides of high strength - Google Patents

Process for producing carbamides of high strength

Info

Publication number
YU201478A
YU201478A YU02014/78A YU201478A YU201478A YU 201478 A YU201478 A YU 201478A YU 02014/78 A YU02014/78 A YU 02014/78A YU 201478 A YU201478 A YU 201478A YU 201478 A YU201478 A YU 201478A
Authority
YU
Yugoslavia
Prior art keywords
carbamides
producing
high strength
strength
producing carbamides
Prior art date
Application number
YU02014/78A
Other languages
English (en)
Inventor
T Elstrom
P F Gustavsen
O Kjohl
Original Assignee
Norsk Hydro As
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 Norsk Hydro As filed Critical Norsk Hydro As
Publication of YU201478A publication Critical patent/YU201478A/xx

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)
  • Phenolic Resins Or Amino Resins (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
YU02014/78A 1977-09-19 1978-08-23 Process for producing carbamides of high strength YU201478A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO773201A NO148744C (no) 1977-09-19 1977-09-19 Fremgangsmaate til fremstilling av urea med hoey mekanisk styrke

Publications (1)

Publication Number Publication Date
YU201478A true YU201478A (en) 1983-02-28

Family

ID=19883724

Family Applications (1)

Application Number Title Priority Date Filing Date
YU02014/78A YU201478A (en) 1977-09-19 1978-08-23 Process for producing carbamides of high strength

Country Status (18)

Country Link
US (1) US4204053A (xx)
AT (1) AT363490B (xx)
CA (1) CA1092155A (xx)
DD (1) DD138540A5 (xx)
DE (1) DE2836511A1 (xx)
EG (1) EG13487A (xx)
ES (1) ES473443A1 (xx)
FR (1) FR2403331A1 (xx)
GB (1) GB2004546B (xx)
HU (1) HU175807B (xx)
IE (1) IE47349B1 (xx)
IT (1) IT1098847B (xx)
NL (1) NL7808601A (xx)
NO (1) NO148744C (xx)
PL (1) PL119281B1 (xx)
RO (1) RO75749A (xx)
SU (1) SU948289A3 (xx)
YU (1) YU201478A (xx)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3667418B2 (ja) * 1996-02-01 2005-07-06 東洋エンジニアリング株式会社 粒状尿素の製造方法
US6217630B1 (en) 1999-05-03 2001-04-17 Cargill, Incorporated Conditioned fertilizer product, method for conditioning fertilizer, and method for using conditioned fertilizer product
DE19923525A1 (de) * 1999-05-21 2000-11-23 Saar En Gmbh Verfahren zur Herstellung eines Harnstoff-Formaldehyd-Düngers
GB2394956B (en) * 2002-10-18 2004-10-27 Basic Solutions Ltd A urea based granule blend for ice-melting and reducing granule caking
BRPI0417564A (pt) * 2003-12-18 2007-03-27 Georgia Pacific Resins fertilizante nitrogenado granular com liberação prolongada
US20050163911A1 (en) * 2004-01-28 2005-07-28 Cargill, Inc. Animal feed product containing crushed urea
US7862642B2 (en) * 2006-12-14 2011-01-04 Georgia-Pacific Chemicals Llc Extended-release urea-based granular fertilizer
DE102006061475A1 (de) 2006-12-23 2008-06-26 Evonik Degussa Gmbh Verfahren zur kontinuierlichen Herstellung von (cyclo)aliphatischen Diisocyanaten
DE102014108703A1 (de) 2014-06-20 2015-12-24 Thyssenkrupp Ag Harnstoffzusammensetzung und Verfahren zu ihrer Herstellung
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

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1916368A1 (de) * 1969-03-29 1970-10-01 Veba Chemie Nord Gmbh Langsam wirkende Duengemittel
JPS5330689B1 (xx) * 1970-03-16 1978-08-29

Also Published As

Publication number Publication date
FR2403331B1 (xx) 1982-05-28
GB2004546B (en) 1982-04-15
IE47349B1 (en) 1984-02-22
NO773201L (no) 1979-03-20
US4204053A (en) 1980-05-20
IE781848L (en) 1979-03-19
IT1098847B (it) 1985-09-18
RO75749A (ro) 1981-02-28
IT7827723A0 (it) 1978-09-15
AT363490B (de) 1981-08-10
HU175807B (hu) 1980-10-28
FR2403331A1 (fr) 1979-04-13
NL7808601A (nl) 1979-03-21
CA1092155A (en) 1980-12-23
ATA676778A (de) 1981-01-15
DE2836511A1 (de) 1979-03-29
SU948289A3 (ru) 1982-07-30
GB2004546A (en) 1979-04-04
ES473443A1 (es) 1979-04-01
NO148744B (no) 1983-08-29
EG13487A (en) 1981-06-30
NO148744C (no) 1983-12-07
DD138540A5 (de) 1979-11-07
PL119281B1 (en) 1981-12-31
PL209631A1 (pl) 1979-07-30

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