IL97778A - Phosphate production of alkali metals - Google Patents

Phosphate production of alkali metals

Info

Publication number
IL97778A
IL97778A IL9777891A IL9777891A IL97778A IL 97778 A IL97778 A IL 97778A IL 9777891 A IL9777891 A IL 9777891A IL 9777891 A IL9777891 A IL 9777891A IL 97778 A IL97778 A IL 97778A
Authority
IL
Israel
Prior art keywords
alkali metal
phosphoric acid
chloride
calcium
sulfate
Prior art date
Application number
IL9777891A
Other languages
English (en)
Hebrew (he)
Other versions
IL97778A0 (en
Original Assignee
Kemira Oy
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 Kemira Oy filed Critical Kemira Oy
Publication of IL97778A0 publication Critical patent/IL97778A0/xx
Publication of IL97778A publication Critical patent/IL97778A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/26—Phosphates
    • C01B25/30—Alkali metal phosphates
    • C01B25/301—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates
    • C01B25/303—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates with elimination of impurities
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Fertilizers (AREA)
IL9777891A 1990-04-06 1991-04-04 Phosphate production of alkali metals IL97778A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI901770A FI92820C (fi) 1990-04-06 1990-04-06 Menetelmä alkalimetallifosfaatin valmistamiseksi

Publications (2)

Publication Number Publication Date
IL97778A0 IL97778A0 (en) 1992-06-21
IL97778A true IL97778A (en) 1996-01-19

Family

ID=8530231

Family Applications (1)

Application Number Title Priority Date Filing Date
IL9777891A IL97778A (en) 1990-04-06 1991-04-04 Phosphate production of alkali metals

Country Status (9)

Country Link
US (1) US5443808A (da)
JP (1) JP2939830B2 (da)
DE (1) DE4190730T1 (da)
FI (1) FI92820C (da)
GB (1) GB2250279B (da)
IL (1) IL97778A (da)
NL (1) NL194122C (da)
SE (1) SE469030B (da)
WO (1) WO1991015424A1 (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6921594B2 (en) * 2001-12-19 2005-07-26 Sud-Chemie Inc. Exhaust treatment and filtration system for molten carbonate fuel cells
IL187829A (en) * 2007-12-03 2014-05-28 Rotem Amfert Negev Ltd Preparation of potassium phosphate based preparation
SE532281C2 (sv) * 2008-04-14 2009-12-01 Vattenfall Ab Publ Förfarande för behandling av alkaliska klorider i gasfas i en förbränningsanläggning, förbränningsanläggning för utövande av förfarandet, samt användning av ett fosforhaltigt ämne för behandling av alkaliska klorider i gasfas i en förbränningsanläggning
CN102530902B (zh) * 2011-11-24 2014-08-20 广西力源肥业科技农化有限公司 一种工业化连续生产磷酸二氢钾的方法
CN103172040A (zh) * 2011-12-23 2013-06-26 山东鼎欣生物科技有限公司 一种高纯磷酸二氢钾生产方法
US20170102225A1 (en) * 2015-10-07 2017-04-13 Consolidated Container Company System and method for non-destructive layer detection
KR102632786B1 (ko) * 2022-08-26 2024-02-05 경북대학교 산학협력단 메타인산칼륨 나노복합체, 이의 제조방법 및 이의 용도

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL110738C (da) * 1957-08-01
BE657323A (da) * 1963-12-20
NO115992B (da) * 1964-07-22 1969-01-06 Knapsack Ag
FR1590299A (da) * 1967-11-02 1970-04-13
IE34022B1 (en) * 1968-09-20 1975-01-08 Goulding Ltd W & H M The production of fertilisers
US3650684A (en) * 1968-12-10 1972-03-21 Swift & Co Manufacture of potassium metaphosphate
US3554729A (en) * 1969-08-28 1971-01-12 Gulf Research Development Co Manufacture of low chloride potassium phosphate fertilizer
US3784367A (en) * 1971-08-10 1974-01-08 Allied Chem Production of potassium polyphosphates
US3770410A (en) * 1971-09-10 1973-11-06 Occidental Petroleum Corp Production of potassium polyphosphates from phosphate acid sludges
GB1388145A (en) * 1972-05-12 1975-03-26 Fitzwilton Ltd Potassium phosphate fertilisers
US4134964A (en) * 1974-10-04 1979-01-16 Hoechst Aktiengesellschaft Process and apparatus for purifying wet-processed phosphoric acid
SE411818B (sv) * 1976-03-17 1980-02-04 Amp Inc Sett att avsluta en trad samt elektriskt kontaktorgan for utforande av forfarandet
US4885148A (en) * 1988-09-06 1989-12-05 Phosphate Engineering & Construction Co., Inc. Production of monobasic potassium phosphate with low chloride content from potassium chloride and phosphoric acid produced from the commercial wet process
GB8825390D0 (en) * 1988-10-31 1988-11-30 Univ Waterloo Production of chloride-free fertilizers-11

Also Published As

Publication number Publication date
SE9103609L (sv) 1991-12-04
SE9103609D0 (sv) 1991-12-04
FI901770A0 (fi) 1990-04-06
JPH05500652A (ja) 1993-02-12
GB2250279B (en) 1993-11-17
IL97778A0 (en) 1992-06-21
JP2939830B2 (ja) 1999-08-25
GB9125435D0 (en) 1992-01-29
FI92820C (fi) 1995-01-10
DE4190730T1 (da) 1993-06-03
FI92820B (fi) 1994-09-30
NL194122C (nl) 2001-07-03
GB2250279A (en) 1992-06-03
WO1991015424A1 (en) 1991-10-17
SE469030B (sv) 1993-05-03
NL9120002A (nl) 1992-03-02
NL194122B (nl) 2001-03-01
FI901770A (fi) 1991-10-07
US5443808A (en) 1995-08-22

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Legal Events

Date Code Title Description
FF Patent granted
KB Patent renewed
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees