BE839800A - Procede de fabrication d'engrais a liberation retardee des elements nutritifs - Google Patents

Procede de fabrication d'engrais a liberation retardee des elements nutritifs

Info

Publication number
BE839800A
BE839800A BE165365A BE165365A BE839800A BE 839800 A BE839800 A BE 839800A BE 165365 A BE165365 A BE 165365A BE 165365 A BE165365 A BE 165365A BE 839800 A BE839800 A BE 839800A
Authority
BE
Belgium
Prior art keywords
fertilizers
manufacturing
nutrient release
delayed nutrient
delayed
Prior art date
Application number
BE165365A
Other languages
English (en)
French (fr)
Inventor
H Heumann
H Hahn
W Hilt
H Liebing
M Schweppe
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 BE839800A publication Critical patent/BE839800A/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
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G5/00—Fertilisers characterised by their form
    • C05G5/30—Layered or coated, e.g. dust-preventing coatings
    • C05G5/36—Layered or coated, e.g. dust-preventing coatings layered or coated with sulfur
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G5/00—Fertilisers characterised by their form
    • C05G5/30—Layered or coated, e.g. dust-preventing coatings
    • C05G5/37—Layered or coated, e.g. dust-preventing coatings layered or coated with a polymer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Fertilizers (AREA)
  • Glanulating (AREA)
  • General Preparation And Processing Of Foods (AREA)
BE165365A 1975-03-21 1976-03-19 Procede de fabrication d'engrais a liberation retardee des elements nutritifs BE839800A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2512386A DE2512386C2 (de) 1975-03-21 1975-03-21 Verfahren zur Herstellung eines Düngemittels mit verzögerter Nährstoffabgabe

Publications (1)

Publication Number Publication Date
BE839800A true BE839800A (fr) 1976-07-16

Family

ID=5941998

Family Applications (1)

Application Number Title Priority Date Filing Date
BE165365A BE839800A (fr) 1975-03-21 1976-03-19 Procede de fabrication d'engrais a liberation retardee des elements nutritifs

Country Status (12)

Country Link
JP (1) JPS51118665A (xx)
AT (1) AT346869B (xx)
BE (1) BE839800A (xx)
DE (1) DE2512386C2 (xx)
DK (1) DK145055C (xx)
FI (1) FI61680B (xx)
FR (1) FR2304592A1 (xx)
GB (1) GB1548753A (xx)
IT (1) IT1058486B (xx)
NL (1) NL7602894A (xx)
NO (1) NO147555B (xx)
SE (1) SE417954B (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3203849A1 (de) * 1982-02-02 1983-08-11 Schering Ag, 1000 Berlin Und 4619 Bergkamen Duengemittel mit gesteuertem beginn der naehrstoffabgabe
FR2639938B1 (fr) * 1988-12-02 1991-03-29 Technifert Sa Produit soufre, notamment pour fertilisant et procedes pour le fabriquer

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB815829A (en) * 1956-09-06 1959-07-01 Fisons Ltd Fertilizers coated with polymeric materials
GB822939A (en) * 1956-11-21 1959-11-04 Ici Ltd Improvements in and relating to granular fertilizers based on urea
FR1270910A (fr) * 1960-10-13 1961-09-01 Archer Daniels Midland Co Engrais granulaire hautement concentré, préalablement fabriqué
US3501282A (en) * 1966-09-09 1970-03-17 Shell Oil Co Preparation of pelletized potassium chloride-ur a-sulfur fertilizer
US3576613A (en) * 1967-07-24 1971-04-27 Thiokol Chemical Corp Sulfur encapsulation of fertilizers to provide controlled dissolution rates
DE1792150A1 (de) * 1968-07-27 1971-10-14 Chemie Appbau Mainz Schmahl & Verfahren zur Herstellung von schwefelhaltigen Duengemittel-Granulaten mit einer harten,abriebfesten Oberflaechenschicht
DE1792220A1 (de) * 1968-08-06 1972-01-05 Chemie Appbau Mainz Schmahl & Verfahren zur Herstellung von schwefelhaltigen Duengemittelgranulaten mit einer harten,abriebfesten Oberflaechenschicht
DE1792626A1 (de) * 1968-09-26 1971-11-25 Gewerk Victor Chem Werke Verfahren zur Verzoegerung der Loeslichkeit von granulierten Duengesalzen
DE2040032C3 (de) * 1969-08-29 1978-06-22 Kao Soap Co., Ltd., Tokio Verfahren zur Herstellung eines granulierten komplexen Düngemittels
DE2451723A1 (de) * 1974-10-31 1976-05-13 Basf Ag Schwefelumhuellte duengergranalien

Also Published As

Publication number Publication date
DK122676A (da) 1976-09-22
ATA203776A (de) 1978-04-15
SE417954B (sv) 1981-04-27
IT1058486B (it) 1982-04-10
DE2512386C2 (de) 1985-02-07
AT346869B (de) 1978-11-27
SE7603413L (sv) 1976-09-22
DK145055B (da) 1982-08-16
NO760975L (xx) 1976-09-22
FR2304592A1 (fr) 1976-10-15
FI61680B (fi) 1982-05-31
JPS51118665A (en) 1976-10-18
GB1548753A (en) 1979-07-18
FI760739A (xx) 1976-09-22
DE2512386A1 (de) 1976-09-30
DK145055C (da) 1983-01-17
FR2304592B1 (xx) 1982-04-16
NL7602894A (nl) 1976-09-23
NO147555B (no) 1983-01-24

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: VEBA-CHEMIE A.G.

Effective date: 19850319