PT98061A - Processo para a cristalizacao de uma substancia mineral e dispositivo para a realizacao do processo - Google Patents

Processo para a cristalizacao de uma substancia mineral e dispositivo para a realizacao do processo

Info

Publication number
PT98061A
PT98061A PT98061A PT9806191A PT98061A PT 98061 A PT98061 A PT 98061A PT 98061 A PT98061 A PT 98061A PT 9806191 A PT9806191 A PT 9806191A PT 98061 A PT98061 A PT 98061A
Authority
PT
Portugal
Prior art keywords
pct
supersaturated
distributor
bed
fluidised
Prior art date
Application number
PT98061A
Other languages
English (en)
Other versions
PT98061B (pt
Inventor
Jacques Darmont
Leopold Detry
Original Assignee
Solvay
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 Solvay filed Critical Solvay
Publication of PT98061A publication Critical patent/PT98061A/pt
Publication of PT98061B publication Critical patent/PT98061B/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0018—Evaporation of components of the mixture to be separated
    • B01D9/0022—Evaporation of components of the mixture to be separated by reducing pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0018—Evaporation of components of the mixture to be separated
    • B01D9/0031—Evaporation of components of the mixture to be separated by heating
    • 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
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B7/00—Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Peptides Or Proteins (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Seasonings (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
PT98061A 1990-06-22 1991-06-21 Processo para a cristalizacao de uma substancia mineral e dispositivo para a realizacao do processo PT98061B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE9000645A BE1004475A3 (fr) 1990-06-22 1990-06-22 Procede et installation pour la cristallisation d'une substance minerale.

Publications (2)

Publication Number Publication Date
PT98061A true PT98061A (pt) 1993-06-30
PT98061B PT98061B (pt) 1998-12-31

Family

ID=3884844

Family Applications (1)

Application Number Title Priority Date Filing Date
PT98061A PT98061B (pt) 1990-06-22 1991-06-21 Processo para a cristalizacao de uma substancia mineral e dispositivo para a realizacao do processo

Country Status (22)

Country Link
US (1) US5296000A (pt)
EP (1) EP0535013B1 (pt)
JP (1) JP3093261B2 (pt)
KR (1) KR100198513B1 (pt)
CN (1) CN1026069C (pt)
AT (1) ATE105201T1 (pt)
AU (1) AU653726B2 (pt)
BE (1) BE1004475A3 (pt)
BR (1) BR9106573A (pt)
CA (1) CA2086017C (pt)
DE (1) DE69101920T2 (pt)
DK (1) DK0535013T3 (pt)
ES (1) ES2054497T3 (pt)
FI (1) FI95659C (pt)
IE (1) IE62853B1 (pt)
IL (1) IL98545A (pt)
MY (1) MY106986A (pt)
NO (1) NO177040C (pt)
PL (1) PL167292B1 (pt)
PT (1) PT98061B (pt)
WO (1) WO1992000130A1 (pt)
ZA (1) ZA914631B (pt)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3724864B2 (ja) * 1995-12-01 2005-12-07 日揮株式会社 晶析方法
ES2565163T3 (es) 1996-10-28 2016-03-31 General Mills, Inc. Imbibición y encapsulación de partículas de liberación controlada y producto encapsulado
US8828432B2 (en) 1996-10-28 2014-09-09 General Mills, Inc. Embedding and encapsulation of sensitive components into a matrix to obtain discrete controlled release particles
US7201923B1 (en) 1998-03-23 2007-04-10 General Mills, Inc. Encapsulation of sensitive liquid components into a matrix to obtain discrete shelf-stable particles
DK1065936T3 (da) 1998-03-23 2009-11-02 Gen Mills Inc Indkapsling af bestanddele i spiselige produkter
US6500463B1 (en) 1999-10-01 2002-12-31 General Mills, Inc. Encapsulation of sensitive components into a matrix to obtain discrete shelf-stable particles
US6436453B1 (en) 2000-06-16 2002-08-20 General Mills, Inc. Production of oil encapsulated minerals and vitamins in a glassy matrix
US6468568B1 (en) 2000-06-16 2002-10-22 General Mills, Inc. Oligosaccharide encapsulated mineral and vitamin ingredients
US6558718B1 (en) * 2000-06-19 2003-05-06 General Mills, Inc. Nutrient clusters for food products and methods of preparation
FR2821344B1 (fr) * 2001-02-26 2003-04-25 Solvay Granule de substance minerale agglomeree, resistant a l'abrasion, poudre comprenant de tels granules et procede pour sa fabrication
US7431986B2 (en) * 2002-07-24 2008-10-07 General Mills, Inc. Encapsulation of sensitive components using pre-emulsification
US7803413B2 (en) 2005-10-31 2010-09-28 General Mills Ip Holdings Ii, Llc. Encapsulation of readily oxidizable components
US20100310728A1 (en) * 2009-06-05 2010-12-09 General Mills, Inc. Encapsulated omega-3 fatty acids for baked goods production
AU2012265842A1 (en) 2011-06-07 2014-01-23 SPAI Group Ltd. Compositions and methods for improving stability and extending shelf life of sensitive food additives and food products thereof
KR101282373B1 (ko) * 2011-11-22 2013-07-04 고려대학교 산학협력단 분급기 기능을 갖춘 쿠에트-테일러 결정화기
US9560877B2 (en) 2012-03-13 2017-02-07 General Mills, Inc. Cereal-based product with improved eating quality fortified with dietary fiber and/or calcium
KR101472464B1 (ko) * 2013-08-27 2014-12-15 한국과학기술연구원 구리 함유 폐수로부터의 구리 회수방법
JP6830055B2 (ja) * 2017-12-15 2021-02-17 三井Ｅ＆Ｓ環境エンジニアリング株式会社 リン回収装置
JP6442033B1 (ja) * 2017-12-15 2018-12-19 三井Ｅ＆Ｓ環境エンジニアリング株式会社 リン回収装置の運転方法
CN108786173A (zh) * 2018-08-31 2018-11-13 江苏佰健环保科技有限公司 循环冷却式流化结晶器和方法
CN111498874B (zh) * 2020-02-21 2022-10-04 天津大学 一种大粒度碘化铯球晶及其制备方法
CN111643924B (zh) * 2020-05-29 2022-05-03 中蓝长化工程科技有限公司 一种循环流化床分解结晶装置及分解结晶方法
CN111939590A (zh) * 2020-08-22 2020-11-17 江西永宁科技有限责任公司 一种高氯酸钾生产用高真空低温结晶设备及其使用方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE288183C (pt) *
US1860741A (en) * 1927-02-14 1932-05-31 Jeremiassen Finn Crystallization apparatus
GB290369A (en) * 1927-02-14 1928-05-14 Finn Jeremiassen Improvements in or relating to crystallisation apparatus
DE618727C (de) * 1931-11-06 1935-09-14 Krystal As Vorrichtung zur Erzeugung verhaeltnismaessig grosser Kristalle durch Eindampfen unter Vakuum oder durch Vakuumkuehlung
GB418349A (en) * 1933-04-03 1934-10-23 Krystal As Improved method of maintaining a high and dense suspension of crystals and like granular solids in a liquid
US2219776A (en) * 1938-03-03 1940-10-29 Henderson William Noland Crystallization process
US3556733A (en) * 1968-04-05 1971-01-19 Struthers Scientific Int Corp Fines dissolver for crystallizers
US3873275A (en) * 1969-09-29 1975-03-25 Whiting Corp Crystallization apparatus and method
DE2627871C2 (de) * 1976-06-22 1978-08-24 Kali Und Salz Ag, 3500 Kassel Verfahren zur Gewinnung von grobem K2 SO4 in Kristallisatoren mit innerer Umwälzung und klassierendem Salzabzug
DE3409216A1 (de) * 1984-03-14 1985-09-26 Standard-Messo Verfahrenstechnik GmbH, 4100 Duisburg Verfahren und vorrichtung zum betrieb eines kristallisators, insbesondere fliessbettkristallisators
FR2562884B1 (fr) * 1984-04-16 1988-12-30 Solvay Procede pour la production de sel et sel obtenu par ce procede
FR2634665B1 (fr) * 1988-07-29 1991-12-13 Solvay Procede et installation pour la cristallisation d'une substance minerale et cristaux de chlorure de sodium
US5124265A (en) * 1990-10-15 1992-06-23 Arizona Technology Development Corporation Method and apparatus for crystallization process control

Also Published As

Publication number Publication date
PL167292B1 (en) 1995-08-31
IE62853B1 (en) 1995-03-08
CN1058540A (zh) 1992-02-12
AU653726B2 (en) 1994-10-13
FI95659C (fi) 1996-03-11
BR9106573A (pt) 1993-07-13
FI925788A (fi) 1992-12-18
EP0535013A1 (fr) 1993-04-07
ATE105201T1 (de) 1994-05-15
DE69101920T2 (de) 1994-09-08
NO177040C (no) 1995-07-12
PL297360A1 (pt) 1992-07-13
IL98545A (en) 1995-06-29
BE1004475A3 (fr) 1992-12-01
JP3093261B2 (ja) 2000-10-03
CA2086017A1 (fr) 1991-12-23
EP0535013B1 (fr) 1994-05-04
AU7905991A (en) 1992-01-23
NO177040B (no) 1995-04-03
CA2086017C (fr) 2000-11-28
DE69101920D1 (de) 1994-06-09
NO924876D0 (no) 1992-12-16
MY106986A (en) 1995-08-30
ES2054497T3 (es) 1994-08-01
IL98545A0 (en) 1992-07-15
FI95659B (fi) 1995-11-30
CN1026069C (zh) 1994-10-05
DK0535013T3 (da) 1994-09-12
NO924876L (no) 1992-12-16
KR100198513B1 (en) 1999-06-15
US5296000A (en) 1994-03-22
FI925788A0 (fi) 1992-12-18
WO1992000130A1 (fr) 1992-01-09
JPH06501874A (ja) 1994-03-03
ZA914631B (en) 1992-03-25
IE912154A1 (en) 1992-01-01
PT98061B (pt) 1998-12-31

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BB1A Laying open of patent application

Effective date: 19930219

FG3A Patent granted, date of granting

Effective date: 19980903

PC3A Transfer or assignment

Free format text: ESCO - EUROPEAN SALT COMPANY GMBH & CO. KG. DE

Effective date: 20050308

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Effective date: 20090303