BE623265A - - Google Patents

Info

Publication number
BE623265A
BE623265A BE623265DA BE623265A BE 623265 A BE623265 A BE 623265A BE 623265D A BE623265D A BE 623265DA BE 623265 A BE623265 A BE 623265A
Authority
BE
Belgium
Application number
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.)
Publication of BE623265A publication Critical patent/BE623265A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05C—NITROGENOUS FERTILISERS
    • C05C9/00—Fertilisers containing urea or urea compounds
    • C05C9/005—Post-treatment
    • 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
    • B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
    • B01J2/04—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a gaseous medium
    • 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
    • C07C273/16—Separation; Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE623265D 1962-10-08 BE623265A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR911620A FR1335801A (fr) 1962-10-08 1962-10-08 Granules d'urée pauvres en biuret

Publications (1)

Publication Number Publication Date
BE623265A true BE623265A (ja)

Family

ID=8788280

Family Applications (1)

Application Number Title Priority Date Filing Date
BE623265D BE623265A (ja) 1962-10-08

Country Status (4)

Country Link
BE (1) BE623265A (ja)
DE (1) DE1168416B (ja)
FR (1) FR1335801A (ja)
NL (1) NL270116A (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4424072A (en) * 1982-07-01 1984-01-03 Lerner Bernard J Prilling

Also Published As

Publication number Publication date
NL270116A (ja)
FR1335801A (fr) 1963-08-23
DE1168416B (de) 1964-04-23

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