GB1304587A - - Google Patents

Info

Publication number
GB1304587A
GB1304587A GB1456670A GB1456670A GB1304587A GB 1304587 A GB1304587 A GB 1304587A GB 1456670 A GB1456670 A GB 1456670A GB 1456670 A GB1456670 A GB 1456670A GB 1304587 A GB1304587 A GB 1304587A
Authority
GB
United Kingdom
Prior art keywords
urea
march
slow
aldehyde
fertilizer
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
Application number
GB1456670A
Other languages
English (en)
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 filed Critical
Publication of GB1304587A publication Critical patent/GB1304587A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/006—Coating of the granules without description of the process or the device by which the granules are obtained
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/003—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic followed by coating of the granules
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Fertilizers (AREA)
GB1456670A 1969-03-29 1970-03-25 Expired GB1304587A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691916368 DE1916368A1 (de) 1969-03-29 1969-03-29 Langsam wirkende Duengemittel

Publications (1)

Publication Number Publication Date
GB1304587A true GB1304587A (fr) 1973-01-24

Family

ID=5729845

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1456670A Expired GB1304587A (fr) 1969-03-29 1970-03-25

Country Status (6)

Country Link
AT (1) AT297062B (fr)
BE (1) BE748111A (fr)
DE (1) DE1916368A1 (fr)
FR (1) FR2035983B1 (fr)
GB (1) GB1304587A (fr)
NL (1) NL7002249A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1025805C2 (nl) * 2004-03-25 2005-09-27 Dsm Ip Assets Bv Werkwijze voor de granulatie van ureum.

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO148744C (no) * 1977-09-19 1983-12-07 Norsk Hydro As Fremgangsmaate til fremstilling av urea med hoey mekanisk styrke

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB944875A (en) * 1959-09-14 1963-12-18 Ici Ltd Improvements in and relating to urea

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1025805C2 (nl) * 2004-03-25 2005-09-27 Dsm Ip Assets Bv Werkwijze voor de granulatie van ureum.
WO2005092486A1 (fr) * 2004-03-25 2005-10-06 Dsm Ip Assets B.V. Traitement de granulation de l'uree
EA008602B1 (ru) * 2004-03-25 2007-06-29 ДСМ Ай Пи ЭССЕТС Б.В. Процесс гранулирования мочевины

Also Published As

Publication number Publication date
FR2035983B1 (fr) 1974-05-03
AT297062B (de) 1972-03-10
BE748111A (fr) 1970-08-31
FR2035983A1 (fr) 1970-12-24
NL7002249A (fr) 1970-10-01
DE1916368A1 (de) 1970-10-01

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees