FR2115005A1 - Chloride-free npk fertilizer - from phosphate,nitric and sulphuric acids ammonia and potassium chloride - Google Patents

Chloride-free npk fertilizer - from phosphate,nitric and sulphuric acids ammonia and potassium chloride

Info

Publication number
FR2115005A1
FR2115005A1 FR7041844A FR7041844A FR2115005A1 FR 2115005 A1 FR2115005 A1 FR 2115005A1 FR 7041844 A FR7041844 A FR 7041844A FR 7041844 A FR7041844 A FR 7041844A FR 2115005 A1 FR2115005 A1 FR 2115005A1
Authority
FR
France
Prior art keywords
chloride
phosphate
nitric
free
sulphuric acids
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.)
Granted
Application number
FR7041844A
Other languages
French (fr)
Other versions
FR2115005B1 (en
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.)
Ugine Kuhlmann SA
Original Assignee
Ugine Kuhlmann SA
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 Ugine Kuhlmann SA filed Critical Ugine Kuhlmann SA
Priority to FR7041844A priority Critical patent/FR2115005A1/en
Publication of FR2115005A1 publication Critical patent/FR2115005A1/en
Application granted granted Critical
Publication of FR2115005B1 publication Critical patent/FR2115005B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B11/00—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes
    • C05B11/04—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes using mineral acid
    • C05B11/06—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes using mineral acid using nitric acid (nitrophosphates)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Fertilizers (AREA)

Abstract

The fertiliser is prepd. by treating KCl with H2SO4 and NH3, eliminating HCl, which can be recovered, and treating the product with phosphate rock and HNO3. After elimination of the gypsum the filtrate is concentrated and treated with ammonia.
FR7041844A 1970-11-20 1970-11-20 Chloride-free npk fertilizer - from phosphate,nitric and sulphuric acids ammonia and potassium chloride Granted FR2115005A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7041844A FR2115005A1 (en) 1970-11-20 1970-11-20 Chloride-free npk fertilizer - from phosphate,nitric and sulphuric acids ammonia and potassium chloride

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7041844A FR2115005A1 (en) 1970-11-20 1970-11-20 Chloride-free npk fertilizer - from phosphate,nitric and sulphuric acids ammonia and potassium chloride

Publications (2)

Publication Number Publication Date
FR2115005A1 true FR2115005A1 (en) 1972-07-07
FR2115005B1 FR2115005B1 (en) 1973-11-30

Family

ID=9064508

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7041844A Granted FR2115005A1 (en) 1970-11-20 1970-11-20 Chloride-free npk fertilizer - from phosphate,nitric and sulphuric acids ammonia and potassium chloride

Country Status (1)

Country Link
FR (1) FR2115005A1 (en)

Also Published As

Publication number Publication date
FR2115005B1 (en) 1973-11-30

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Legal Events

Date Code Title Description
ST Notification of lapse