CA2358287C - Engrais a liberation controlee et methode de fabrication - Google Patents

Engrais a liberation controlee et methode de fabrication Download PDF

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Publication number
CA2358287C
CA2358287C CA002358287A CA2358287A CA2358287C CA 2358287 C CA2358287 C CA 2358287C CA 002358287 A CA002358287 A CA 002358287A CA 2358287 A CA2358287 A CA 2358287A CA 2358287 C CA2358287 C CA 2358287C
Authority
CA
Canada
Prior art keywords
fertilizer
sulfur
matrix
ammonium sulfate
clay
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 - Lifetime
Application number
CA002358287A
Other languages
English (en)
Other versions
CA2358287A1 (fr
Inventor
Zhimin Yu
James B. Hyne
Mark Ernest Grist
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.)
Tiger-Sul (canada) Co
Original Assignee
Hj Baker & Bros Inc
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 Hj Baker & Bros Inc filed Critical Hj Baker & Bros Inc
Priority to CA002358287A priority Critical patent/CA2358287C/fr
Publication of CA2358287A1 publication Critical patent/CA2358287A1/fr
Application granted granted Critical
Publication of CA2358287C publication Critical patent/CA2358287C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C05G5/40—Fertilisers incorporated into a matrix

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Fertilizers (AREA)
CA002358287A 2001-10-05 2001-10-05 Engrais a liberation controlee et methode de fabrication Expired - Lifetime CA2358287C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002358287A CA2358287C (fr) 2001-10-05 2001-10-05 Engrais a liberation controlee et methode de fabrication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002358287A CA2358287C (fr) 2001-10-05 2001-10-05 Engrais a liberation controlee et methode de fabrication

Publications (2)

Publication Number Publication Date
CA2358287A1 CA2358287A1 (fr) 2003-04-05
CA2358287C true CA2358287C (fr) 2005-11-22

Family

ID=4170177

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002358287A Expired - Lifetime CA2358287C (fr) 2001-10-05 2001-10-05 Engrais a liberation controlee et methode de fabrication

Country Status (1)

Country Link
CA (1) CA2358287C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119073182B (zh) * 2024-08-20 2025-12-19 重庆市林业科学研究院 一种低效林改造经营方法

Also Published As

Publication number Publication date
CA2358287A1 (fr) 2003-04-05

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Effective date: 20211005