EP0416018A4 - Controlled release fertilizer - Google Patents

Controlled release fertilizer

Info

Publication number
EP0416018A4
EP0416018A4 EP19890906673 EP89906673A EP0416018A4 EP 0416018 A4 EP0416018 A4 EP 0416018A4 EP 19890906673 EP19890906673 EP 19890906673 EP 89906673 A EP89906673 A EP 89906673A EP 0416018 A4 EP0416018 A4 EP 0416018A4
Authority
EP
European Patent Office
Prior art keywords
controlled release
release fertilizer
fertilizer
controlled
release
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.)
Withdrawn
Application number
EP19890906673
Other versions
EP0416018A1 (en
Inventor
Robert Peng Kwan Leet
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP0416018A1 publication Critical patent/EP0416018A1/en
Publication of EP0416018A4 publication Critical patent/EP0416018A4/en
Withdrawn legal-status Critical Current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
    • B01J2/14—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic in rotating dishes or pans
    • 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
EP19890906673 1988-05-25 1989-05-19 Controlled release fertilizer Withdrawn EP0416018A4 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
AUPI843288 1988-05-25
AU8432/88 1988-05-25
AUPJ193388 1988-12-13
AU1933/88 1988-12-13

Publications (2)

Publication Number Publication Date
EP0416018A1 EP0416018A1 (en) 1991-03-13
EP0416018A4 true EP0416018A4 (en) 1991-10-02

Family

ID=25643484

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19890906673 Withdrawn EP0416018A4 (en) 1988-05-25 1989-05-19 Controlled release fertilizer

Country Status (3)

Country Link
EP (1) EP0416018A4 (en)
MY (1) MY111146A (en)
WO (1) WO1989011462A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5021077A (en) * 1990-01-10 1991-06-04 Harmony Products, Inc. High integrity natural nitrogenous granules for agriculture
DE4209313C2 (en) * 1991-03-26 2001-04-12 Mg 2 Spa Machine for dispensing powder-based products with a device for leveling and homogenizing the product
WO1995007871A1 (en) * 1993-09-17 1995-03-23 Darryl Ugo Jennings A fertiliser tablet
US8986581B2 (en) 2012-07-27 2015-03-24 Carbron Basis Company Ltd. Biochar products and method of manufacture thereof
WO2014020187A1 (en) * 2012-07-30 2014-02-06 Blue Agro Bio Science S.L. Biostimulating and eliciting composition for use in agriculture
EP3013775A1 (en) 2013-06-28 2016-05-04 Saudi Basic Industries Corporation Layered fertilizer composition
CN108138028A (en) 2015-10-08 2018-06-08 碳基有限公司 Charcoal product and its manufacturing method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3333939A (en) * 1965-04-05 1967-08-01 Arizona Agrochemical Corp Discrete fertilizer granule containing a urea compound, sulfur and a phosphate plant food
FR2366235A1 (en) * 1976-09-30 1978-04-28 Texaco Trinidad SLOW-RELEASE FERTILIZER COMPOSITIONS AND METHODS FOR THEIR PREPARATION
US4142885A (en) * 1975-03-21 1979-03-06 Veba-Chemie Aktiengesellschaft Method of preparing fertilizers with retarded nutrient release

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1072328A (en) * 1964-09-23 1967-06-14 Eirich Wilhelm Improvements in or relating to inclined-dish granulators and classifiers
CA1112026A (en) * 1978-04-27 1981-11-10 John S. Nixon Rotary pan pelletizers
GB2105728B (en) * 1981-08-20 1984-08-30 Malaysia Rubber Res Inst Uses of natural rubber
US4564505A (en) * 1984-03-09 1986-01-14 Alfrey Norval K Process and apparatus for simultaneous material granulation and classification

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3333939A (en) * 1965-04-05 1967-08-01 Arizona Agrochemical Corp Discrete fertilizer granule containing a urea compound, sulfur and a phosphate plant food
US4142885A (en) * 1975-03-21 1979-03-06 Veba-Chemie Aktiengesellschaft Method of preparing fertilizers with retarded nutrient release
FR2366235A1 (en) * 1976-09-30 1978-04-28 Texaco Trinidad SLOW-RELEASE FERTILIZER COMPOSITIONS AND METHODS FOR THEIR PREPARATION

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO8911462A1 *

Also Published As

Publication number Publication date
WO1989011462A1 (en) 1989-11-30
EP0416018A1 (en) 1991-03-13
MY111146A (en) 1999-09-30

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 19921201