FI61680B - Foerfarande foer framstaellning av goedselmedel med foerdroejd avgivning av naeringsaemnen - Google Patents

Foerfarande foer framstaellning av goedselmedel med foerdroejd avgivning av naeringsaemnen Download PDF

Info

Publication number
FI61680B
FI61680B FI760739A FI760739A FI61680B FI 61680 B FI61680 B FI 61680B FI 760739 A FI760739 A FI 760739A FI 760739 A FI760739 A FI 760739A FI 61680 B FI61680 B FI 61680B
Authority
FI
Finland
Prior art keywords
granules
structural
granulation
coating
fertilizer
Prior art date
Application number
FI760739A
Other languages
English (en)
Finnish (fi)
Other versions
FI760739A (it
Inventor
Hans Heumann
Heinrich Hahn
Walter Hilt
Heinz Liebing
Manfred Schweppe
Original Assignee
Veba Chemie Ag
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 Veba Chemie Ag filed Critical Veba Chemie Ag
Publication of FI760739A publication Critical patent/FI760739A/fi
Application granted granted Critical
Publication of FI61680B publication Critical patent/FI61680B/fi

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)
  • General Preparation And Processing Of Foods (AREA)
  • Glanulating (AREA)
FI760739A 1975-03-21 1976-03-19 Foerfarande foer framstaellning av goedselmedel med foerdroejd avgivning av naeringsaemnen FI61680B (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2512386A DE2512386C2 (de) 1975-03-21 1975-03-21 Verfahren zur Herstellung eines Düngemittels mit verzögerter Nährstoffabgabe
DE2512386 1975-03-21

Publications (2)

Publication Number Publication Date
FI760739A FI760739A (it) 1976-09-22
FI61680B true FI61680B (fi) 1982-05-31

Family

ID=5941998

Family Applications (1)

Application Number Title Priority Date Filing Date
FI760739A FI61680B (fi) 1975-03-21 1976-03-19 Foerfarande foer framstaellning av goedselmedel med foerdroejd avgivning av naeringsaemnen

Country Status (12)

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

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
SE417954B (sv) 1981-04-27
NO760975L (it) 1976-09-22
SE7603413L (sv) 1976-09-22
ATA203776A (de) 1978-04-15
FI760739A (it) 1976-09-22
IT1058486B (it) 1982-04-10
NL7602894A (nl) 1976-09-23
GB1548753A (en) 1979-07-18
FR2304592B1 (it) 1982-04-16
NO147555B (no) 1983-01-24
DE2512386A1 (de) 1976-09-30
JPS51118665A (en) 1976-10-18
DK145055B (da) 1982-08-16
BE839800A (fr) 1976-07-16
FR2304592A1 (fr) 1976-10-15
AT346869B (de) 1978-11-27
DK122676A (da) 1976-09-22
DE2512386C2 (de) 1985-02-07
DK145055C (da) 1983-01-17

Similar Documents

Publication Publication Date Title
EP0607363B1 (en) Apparatus and process for coating particles
KR100299404B1 (ko) 우레아과립체의제조방법
US4142885A (en) Method of preparing fertilizers with retarded nutrient release
JPS61185327A (ja) 易流動性顆粒の製造方法
JPS63282183A (ja) 肥料粒剤の製造方法
US20090165515A1 (en) Granular slow-release nitrogenous fertilizer
US10081578B2 (en) Wax-based fertilizer coatings with polyethylene- or polypropylene-based polymers
JPH02289479A (ja) 粒状緩効性窒素肥料の製造方法
CA2528637A1 (en) Method for production of enzyme granules and enzyme granules produced thus
FI61680B (fi) Foerfarande foer framstaellning av goedselmedel med foerdroejd avgivning av naeringsaemnen
US4435341A (en) Method of manufacturing ammonium sulfate granules
PL187484B1 (pl) Kompozycja nawozowa o kontrolowanym, opóźnionym uwalnianiu składników i sposób wytwarzania kompozycji nawozowej
US10512886B2 (en) Granulating ammonium sulfate
JP2000505409A (ja) 硝酸カルシウムを含む窒素−カリウム肥料の製造方法及びその製品
US4421545A (en) High strength melamine-urea fertilizer granules
US2136069A (en) Process for producing granular fertilizers
JPS6339524B2 (it)
US3333940A (en) Process comprising impregnation of exfoliated vermiculite with urea-formaldehyde, and product thereof
RU2286319C1 (ru) Способ получения гранулированного аммофоса
RU2821906C1 (ru) Сложное удобрение с наполнителем из фосфогипса
RU2279417C1 (ru) Способ получения гранулированного фосфорного удобрения, содержащего гумат
JPS649278B2 (it)
SU1096263A1 (ru) Способ получени комплексного удобрени продленного действи
KR0154904B1 (ko) 미립 염화비닐 수지의 과립화 방법
JPH0359037B2 (it)

Legal Events

Date Code Title Description
FA Application withdrawn

Owner name: VEBA-CHEMIE AKTIENGESELLSCHAFT