AT289719B - Verfahren zur Herstellung von festen Alkalipolyphospaten aus Alkaliphospat entahlteden Dünnlösungen oder- suspensionen - Google Patents

Verfahren zur Herstellung von festen Alkalipolyphospaten aus Alkaliphospat entahlteden Dünnlösungen oder- suspensionen

Info

Publication number
AT289719B
AT289719B AT1197068A AT1197068A AT289719B AT 289719 B AT289719 B AT 289719B AT 1197068 A AT1197068 A AT 1197068A AT 1197068 A AT1197068 A AT 1197068A AT 289719 B AT289719 B AT 289719B
Authority
AT
Austria
Prior art keywords
alkali
suspensions
production
containing thin
phosphate containing
Prior art date
Application number
AT1197068A
Other languages
English (en)
Original Assignee
Knapsack Ag
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 Knapsack Ag filed Critical Knapsack Ag
Application granted granted Critical
Publication of AT289719B publication Critical patent/AT289719B/de

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00Phosphorus; Compounds thereof
    • C01B25/16Oxyacids of phosphorus; Salts thereof
    • C01B25/26Phosphates
    • C01B25/38Condensed phosphates
    • C01B25/40Polyphosphates
    • C01B25/41Polyphosphates of alkali metals
    • C01B25/412Preparation from alkali metal orthophosphates
    • C01B25/414Apparatus
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D1/00Evaporating
    • B01D1/14Evaporating with heated gases or vapours or liquids in contact with the liquid
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D9/00Crystallisation
    • B01D9/0018Evaporation of components of the mixture to be separated
    • B01D9/0031Evaporation of components of the mixture to be separated by heating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D9/00Crystallisation
    • B01D9/0059General arrangements of crystallisation plant, e.g. flow sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/02Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
    • B01J2/04Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a gaseous medium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Treating Waste Gases (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
AT1197068A 1967-12-20 1968-12-09 Verfahren zur Herstellung von festen Alkalipolyphospaten aus Alkaliphospat entahlteden Dünnlösungen oder- suspensionen AT289719B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19671729232 DE1729232B1 (de) 1967-12-20 1967-12-20 Verfahren und Vorrichtung zur Herstellung von Salzen aus letztere enthaltenden Duennloesungen oder -suspensionen

Publications (1)

Publication Number Publication Date
AT289719B true AT289719B (de) 1971-05-10

Family

ID=5690556

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1197068A AT289719B (de) 1967-12-20 1968-12-09 Verfahren zur Herstellung von festen Alkalipolyphospaten aus Alkaliphospat entahlteden Dünnlösungen oder- suspensionen

Country Status (9)

Country Link
US (1) US3557864A (de)
AT (1) AT289719B (de)
BE (1) BE725668A (de)
CH (1) CH521145A (de)
DE (1) DE1729232B1 (de)
FR (1) FR1597798A (de)
GB (1) GB1204570A (de)
IL (1) IL31218A (de)
NL (1) NL138770B (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA995521A (en) * 1972-08-09 1976-08-24 Donald E. Helleur Method and apparatus for removing volatile fluids
US4104112A (en) * 1973-10-17 1978-08-01 Niagara Blower Company Method and apparatus for concentrating aqueous solutions
DE3109652A1 (de) * 1981-03-13 1982-09-23 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung von abriebfestem natriumtriphosphat
DE3129180A1 (de) * 1981-07-24 1983-02-03 Hoechst Ag, 6000 Frankfurt Verfahren und vorrichtung zur herstellung von alkaliphosphaten durch verspruehen von alkaliphosphatloesungen oder -suspensionen
DE3375777D1 (en) * 1982-12-17 1988-04-07 Hoechst Ag Process and apparatus for the manufacture of alkali metal polyphosphates
DE3930156A1 (de) * 1989-09-09 1991-03-21 Hoechst Ag Verfahren zur herstellung von natriumtripolyphosphat
US5248387A (en) * 1991-02-15 1993-09-28 Niro A/S Process for producing concentrated aqueous slurries and spray dried particulate products
US5223088A (en) * 1991-02-15 1993-06-29 Niro A/S Apparatus for producing concentrated aqueous slurries and spray dried particulate products
DE19654196A1 (de) * 1996-12-23 1998-06-25 Sami Dr Ing Ezzat Verfahren und Vorrichtung zur Entsalzung von Salzwasser
PT3130396T (pt) 2009-03-27 2021-05-12 Bend Res Inc Processo de secagem por pulverização
WO2012031133A2 (en) 2010-09-03 2012-03-08 Bench Research, Inc. Spray-drying apparatus and methods of using the same
US9084976B2 (en) * 2010-09-03 2015-07-21 Bend Research, Inc. Spray-drying apparatus and methods of using the same
US9248584B2 (en) 2010-09-24 2016-02-02 Bend Research, Inc. High-temperature spray drying process and apparatus
CN102794026A (zh) * 2012-08-03 2012-11-28 梁首强 一种物料粉碎、蒸发干燥方法及其系统
US20170050337A1 (en) * 2013-05-02 2017-02-23 Melior Innovations, Inc. Formation apparatus, systems and methods for manufacturing polymer derived ceramic structures
CN103910347B (zh) * 2014-03-20 2016-02-24 湖北柳树沟化工科技有限公司 一种五氧化二磷生产过程中的燃磷雾化系统及雾化工艺
WO2016067132A1 (en) 2014-10-31 2016-05-06 Bend Research Inc. Process for forming active domains dispersed in a matrix
CN107311136B (zh) * 2017-07-27 2023-03-31 湖北兴发化工集团股份有限公司 一种生产颗粒状三聚磷酸钠的方法及装置
CN108128971B (zh) * 2017-12-22 2023-05-23 杭州师范大学钱江学院 含二硫代甲酸盐废水处理装置
EP3505225B1 (de) * 2017-12-27 2025-08-27 Christof Global Impact Limited Vorrichtung und verfahren mit einem ablauf zum abzug von flüssigem salz
CN111001183A (zh) * 2019-09-09 2020-04-14 湖南中核金原新材料有限责任公司 一种磷酸三钠的双效连续结晶方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3276510A (en) * 1966-10-04 Concentration op phosphoric acid
US1491486A (en) * 1920-11-11 1924-04-22 Frank F Marquard Evaporating apparatus
US2056266A (en) * 1933-06-17 1936-10-06 Edward G Goodell Apparatus and process for waste liquor recovery
CH252504A (de) * 1946-05-22 1948-01-15 Moser Hans Auszugseinrichtung für Schubladen.
US2590905A (en) * 1947-10-15 1952-04-01 Canada Paper Company Apparatus for concentrating residual pulp liquor by direct contact with flue gases
DE1083635B (de) * 1957-05-09 1960-06-15 Ramon Perech Verfahren zur Herstellung eines trockenen wasserloeslichen Kaffee-Extraktes aus gruenen Kaffeebohnen
FR1205833A (fr) * 1957-05-17 1960-02-04 Birs Beteiligungs Und Verwaltu Procédé d'évaporation des solutions et suspensions, appareils pour sa mise oeuvre, produits obtenus et leurs applications
DE1156063B (de) * 1960-05-18 1963-10-24 Chemische Werke Steinfort A G Verfahren zur Herstellung von wasserfreiem Natriumsulfat aus kristallwasserhaltigem Natriumsulfat
US3212235A (en) * 1962-02-14 1965-10-19 Babcock & Wilcox Co Method of and apparatus for the recovery of heat and chemicals from hot dust laden gas

Also Published As

Publication number Publication date
US3557864A (en) 1971-01-26
NL6815385A (de) 1969-06-24
NL138770B (nl) 1973-05-15
FR1597798A (de) 1970-06-29
CH521145A (de) 1972-04-15
DE1729232B1 (de) 1971-07-15
GB1204570A (en) 1970-09-09
IL31218A (en) 1972-12-29
BE725668A (de) 1969-06-18

Similar Documents

Publication Publication Date Title
AT289719B (de) Verfahren zur Herstellung von festen Alkalipolyphospaten aus Alkaliphospat entahlteden Dünnlösungen oder- suspensionen
AT283736B (de) Verfahren zur Herstellung von optisch klaren Gegenständen aus Organopolysiloxanen
CH502264A (de) Verfahren zur Herstellung von Ammoniumpolyphosphaten
CH524542A (de) Verfahren zur Herstellung von Phosphortrioxyd
CH455748A (de) Verfahren zur Herstellung von Methacrylsäure aus a-Oxyisobuttersäure
CH496641A (de) Verfahren zur Herstellung von Lavandulylsäure
AT273043B (de) Verfahren zur Herstellung von Polyphosphaten
CH533632A (de) Verfahren zur Herstellung von Cyanursäure
CH475351A (de) Verfahren zur Herstellung von reinem Moenomycin
AT242663B (de) Verfahren zur einstufigen Herstellung von Alkalimetallpolyphosphaten geringen Schüttgewichts
AT286256B (de) Verfahren zur kontinuierlichen Herstellung von α-Chlorpropionsäure
CH538300A (de) Verfahren zur Herstellung von drahtförmigen Kristallen
CH456332A (de) Verfahren zur Herstellung von Metallfasern enthaltenden Bahnen
AT289033B (de) Verfahren zur kontinuierlichen Herstellung von Alkalimonofluorophosphaten
AT273044B (de) Verfahren zur Herstellung von Natriumtripolyphosphat aus Phosphatlösungen
AT282189B (de) Verfahren zur Herstellung von Polyolefin
AT284860B (de) Verfahren zur Herstellung von Harnstoff
AT285527B (de) Verfahren zur Herstellung von Natriumpolyphosphat
CH489430A (de) Verfahren zur Herstellung von kondensierten Alkaliphosphaten
CH505151A (de) Verfahren zur Herstellung von Phosphorverbindungen
CH458392A (de) Verfahren zur Herstellung von Merkaptalen
AT303060B (de) Verfahren zur Herstellung von Selenomethionin-Se<7 5>
CH472511A (de) Verfahren zur Herstellung von Überzügen aus Zinkphosphat
AT293597B (de) Verfahren zur Herstellung von Fäden aus linearen Polyestern
AT285173B (de) Verfahren zur Herstellung verspinnbarer Lösungen von Β-Polyamiden

Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee