BE744176A - Procede de preparation de precipites cristallins par reaction de solutions - Google Patents

Procede de preparation de precipites cristallins par reaction de solutions

Info

Publication number
BE744176A
BE744176A BE744176DA BE744176A BE 744176 A BE744176 A BE 744176A BE 744176D A BE744176D A BE 744176DA BE 744176 A BE744176 A BE 744176A
Authority
BE
Belgium
Prior art keywords
precipites
solutions
reaction
preparing crystalline
crystalline
Prior art date
Application number
Other languages
English (en)
French (fr)
Original Assignee
Ver Kunstmestf Mekog Albatros
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 Ver Kunstmestf Mekog Albatros filed Critical Ver Kunstmestf Mekog Albatros
Publication of BE744176A publication Critical patent/BE744176A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D7/00—Carbonates of sodium, potassium or alkali metals in general
    • C01D7/07—Preparation from the hydroxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0036—Crystallisation on to a bed of product crystals; Seeding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/005—Selection of auxiliary, e.g. for control of crystallisation nuclei, of crystal growth, of adherence to walls; Arrangements for introduction thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0059—General arrangements of crystallisation plant, e.g. flow sheets
    • 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
    • C01B25/18—Phosphoric acid
    • C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
    • 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
    • C01B25/28—Ammonium phosphates
    • 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
    • C01B25/38—Condensed phosphates
    • C01B25/40—Polyphosphates
    • C01B25/405—Polyphosphates of ammonium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/08—Compounds containing halogen
    • C01B33/10—Compounds containing silicon, fluorine, and other elements
    • C01B33/103—Fluosilicic acid; Salts thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/16—Halides of ammonium
    • C01C1/162—Ammonium fluoride
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/24—Sulfates of ammonium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/24—Sulfates of ammonium
    • C01C1/244—Preparation by double decomposition of ammonium salts with sulfates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Silicon Compounds (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
BE744176D 1969-01-10 1970-01-08 Procede de preparation de precipites cristallins par reaction de solutions BE744176A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6900394.A NL161065C (nl) 1969-01-10 1969-01-10 Werkwijze en inrichting voor het bereiden van chemische produkten in een zogenaamde "rotating disc contactor".

Publications (1)

Publication Number Publication Date
BE744176A true BE744176A (fr) 1970-07-08

Family

ID=19805826

Family Applications (1)

Application Number Title Priority Date Filing Date
BE744176D BE744176A (fr) 1969-01-10 1970-01-08 Procede de preparation de precipites cristallins par reaction de solutions

Country Status (10)

Country Link
JP (1) JPS4937342B1 (xx)
AT (1) AT311924B (xx)
BE (1) BE744176A (xx)
CA (1) CA930135A (xx)
DE (1) DE2000709C2 (xx)
ES (1) ES375258A1 (xx)
FR (1) FR2028097A1 (xx)
GB (1) GB1290471A (xx)
IL (1) IL33681A (xx)
NL (1) NL161065C (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113120923B (zh) * 2019-12-31 2022-11-29 中国科学院过程工程研究所 一种从混合溶液中分离回收铁、钠和铵的方法及用途

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2601674A (en) * 1948-06-18 1952-06-24 Shell Dev Liquid contact apparatus with rotating disks
US3015545A (en) * 1959-03-26 1962-01-02 Texaco Development Corp Apparatus for effecting fluid-fluid contact

Also Published As

Publication number Publication date
IL33681A0 (en) 1970-03-22
GB1290471A (xx) 1972-09-27
DE2000709C2 (de) 1982-04-22
JPS4937342B1 (xx) 1974-10-08
NL161065C (nl) 1980-01-15
NL6900394A (xx) 1970-07-14
AT311924B (de) 1973-12-10
ES375258A1 (es) 1972-08-16
IL33681A (en) 1973-05-31
NL161065B (nl) 1979-08-15
FR2028097A1 (xx) 1970-10-09
DE2000709A1 (de) 1970-07-23
CA930135A (en) 1973-07-17

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