HU181401B - Process and equipment for continuous crystallization - Google Patents

Process and equipment for continuous crystallization Download PDF

Info

Publication number: HU181401B
Authority: HU; Hungary
Prior art keywords: stage; crystallization; crystals; line; product
Prior art date: 1976-05-28

Application number

HU77AO456A

Other languages

English (en)

Hungarian (hu)

Inventor

Tore B Mueller

Original Assignee

Atomenergi Inst For

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.)

1976-05-28

Filing date

1977-11-18

Publication date

1983-07-28

1977-11-18 Application filed by Atomenergi Inst For filed Critical Atomenergi Inst For

1977-11-18 Priority to HU77AO456A priority Critical patent/HU181401B/hu

1983-07-28 Publication of HU181401B publication Critical patent/HU181401B/hu

Links

238000002425 crystallisation Methods 0.000 title claims abstract description 87
238000000034 method Methods 0.000 title claims abstract description 52
230000008025 crystallization Effects 0.000 title claims description 84
239000013078 crystal Substances 0.000 claims abstract description 156
238000000926 separation method Methods 0.000 claims abstract description 5
239000000047 product Substances 0.000 claims description 72
239000007788 liquid Substances 0.000 claims description 43
239000000725 suspension Substances 0.000 claims description 43
239000000243 solution Substances 0.000 claims description 35
238000012216 screening Methods 0.000 claims description 34
239000002002 slurry Substances 0.000 claims description 20
238000009826 distribution Methods 0.000 claims description 18
239000012530 fluid Substances 0.000 claims description 9
239000002245 particle Substances 0.000 claims description 7
230000001105 regulatory effect Effects 0.000 claims description 7
239000000126 substance Substances 0.000 claims description 6
239000012527 feed solution Substances 0.000 claims description 3
238000011144 upstream manufacturing Methods 0.000 claims description 3
239000004973 liquid crystal related substance Substances 0.000 claims 1
239000012263 liquid product Substances 0.000 claims 1
WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 abstract description 5
239000000203 mixture Substances 0.000 abstract description 2
229920006395 saturated elastomer Polymers 0.000 abstract description 2
229910021502 aluminium hydroxide Inorganic materials 0.000 abstract 1
229910001679 gibbsite Inorganic materials 0.000 abstract 1
238000001816 cooling Methods 0.000 description 9
230000008901 benefit Effects 0.000 description 5
238000004364 calculation method Methods 0.000 description 5
238000010586 diagram Methods 0.000 description 5
239000000463 material Substances 0.000 description 5
238000004062 sedimentation Methods 0.000 description 5
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
239000004020 conductor Substances 0.000 description 4
238000004519 manufacturing process Methods 0.000 description 4
230000009467 reduction Effects 0.000 description 3
238000004513 sizing Methods 0.000 description 3
238000004131 Bayer process Methods 0.000 description 2
239000011362 coarse particle Substances 0.000 description 2
238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 2
238000001704 evaporation Methods 0.000 description 2
230000008020 evaporation Effects 0.000 description 2
239000000706 filtrate Substances 0.000 description 2
239000010419 fine particle Substances 0.000 description 2
238000012545 processing Methods 0.000 description 2
238000004088 simulation Methods 0.000 description 2
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
229910052782 aluminium Inorganic materials 0.000 description 1
230000000712 assembly Effects 0.000 description 1
238000000429 assembly Methods 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
230000000052 comparative effect Effects 0.000 description 1
230000001276 controlling effect Effects 0.000 description 1
238000011161 development Methods 0.000 description 1
230000009977 dual effect Effects 0.000 description 1
230000000694 effects Effects 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
238000007726 management method Methods 0.000 description 1
230000001537 neural effect Effects 0.000 description 1
230000006911 nucleation Effects 0.000 description 1
238000010899 nucleation Methods 0.000 description 1
238000001556 precipitation Methods 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
230000003134 recirculating effect Effects 0.000 description 1
239000003507 refrigerant Substances 0.000 description 1
238000009938 salting Methods 0.000 description 1
150000003839 salts Chemical class 0.000 description 1
239000007787 solid Substances 0.000 description 1
238000004781 supercooling Methods 0.000 description 1

Classifications

- 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
- B01D9/0004—Crystallisation cooling by heat exchange
- B01D9/0013—Crystallisation cooling by heat exchange by indirect heat exchange
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/004—Fractional crystallisation; Fractionating or rectifying columns
- 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
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
- B01D21/262—Separation of sediment aided by centrifugal force or centripetal force by using a centrifuge
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
- B01D21/267—Separation of sediment aided by centrifugal force or centripetal force by using a cyclone

Landscapes

Chemical & Material Sciences (AREA)
Crystallography & Structural Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

HU77AO456A 1976-05-28 1977-11-18 Process and equipment for continuous crystallization HU181401B (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
HU77AO456A HU181401B (en)	1976-05-28	1977-11-18	Process and equipment for continuous crystallization

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NO761805A NO140226C (no)	1976-05-28	1976-05-28	Framgangsmaate for kontinuerlig krystallisasjon
HU77AO456A HU181401B (en)	1976-05-28	1977-11-18	Process and equipment for continuous crystallization

Publications (1)

Publication Number	Publication Date
HU181401B true HU181401B (en)	1983-07-28

Family

ID=19882924

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
HU77AO456A HU181401B (en)	1976-05-28	1977-11-18	Process and equipment for continuous crystallization

Country Status (4)

Country	Link
CA (1)	CA1096295A (fr)
DE (1)	DE2752856C2 (fr)
HU (1)	HU181401B (fr)
NO (1)	NO140226C (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL8200075A (nl) *	1982-01-11	1983-08-01	Tno	Werkwijze voor het continu gedeeltelijk kristaliseren en het scheiden van een vloeibaar mengsel en een inrichting voor het uitvoeren van deze werkwijze.
JPS5966305A (ja) *	1982-10-05	1984-04-14	Tsukishima Kikai Co Ltd	向流式溶融物冷却精製法
SE500965C2 (sv) *	1993-03-31	1994-10-10	Flaekt Ab	Sätt och anordning för utvinning av kristaller ur en lösning
CN107098416A (zh) *	2017-06-29	2017-08-29	合众高科（北京）环保技术股份有限公司	一种具有缓冲装置的废水处理系统及其废水处理方法
CN111498929B (zh) *	2020-04-20	2023-08-22	内蒙古久科康瑞环保科技有限公司	分级结晶系统和分级结晶方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1107200B (de) *	1959-06-12	1961-05-25	Wintershall Ag	Verfahren und Vorrichtung zur Gewinnung grobkoerniger Salze durch Vakuumkuehlung in mehreren Stufen

1976
- 1976-05-28 NO NO761805A patent/NO140226C/no unknown
1977
- 1977-11-18 HU HU77AO456A patent/HU181401B/hu unknown
- 1977-11-22 CA CA291,483A patent/CA1096295A/fr not_active Expired
- 1977-11-26 DE DE2752856A patent/DE2752856C2/de not_active Expired

Also Published As

Publication number	Publication date
CA1096295A (fr)	1981-02-24
DE2752856A1 (de)	1979-05-31
NO140226C (no)	1983-12-07
NO140226B (no)	1979-04-17
NO761805L (no)	1977-11-29
DE2752856C2 (de)	1984-09-27

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US4144087A (en)	1979-03-13	System for separating mill starch to obtain a protein-rich product and a starch-rich product
CN104176844A (zh)	2014-12-03	一种有机合成料液分离纯化中产生的废液的回收利用系统及回收利用方法
US3649184A (en)	1972-03-14	Precipitation of alumina hydrate
CN109289235B (zh)	2020-12-15	用于蒸发结晶的装置、维生素c的结晶方法
SK115999A3 (en)	2000-05-16	Crystallization apparatus and crystallization method
EP0005651B1 (fr)	1982-08-04	Procédé et dispositif pour l'amélioration de l'amidon et d'autres matériaux au moyen d'hydrocyclones
HU181401B (en)	1983-07-28	Process and equipment for continuous crystallization
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US4174382A (en)	1979-11-13	Process for the production of coarse K2 SO4 in crystallizers and classifiers
US3607113A (en)	1971-09-21	Continuous precipitation of alumina hydrate
FI70155C (fi)	1986-09-15	Saett foer dynamisk separation av material med olika specifik vikt saosom mineralblandningar medelst ett tjockmedium och anordning foer detta
US3326641A (en)	1967-06-20	Fractional separation of silver halide grains
GB1589012A (en)	1981-05-07	Processes for continuous crystallization
HU184674B (en)	1984-09-28	Method and apparatus for yielding solid material from solution by crystallization
EP0874692B1 (fr)	2003-12-17	Procede de classification de grains tres fins par voie humide
EP1381566A1 (fr)	2004-01-21	Procede permettant de classer par taille des cristaux de sulfate d'ammonium presents dans une suspension
CN115520879A (zh)	2022-12-27	异相晶种连续制备颗粒硫酸铵的方法及装置
PL153107B1 (pl)	1991-03-29	Sposób klarowania i zagęszczania zawiesiny w procesach przeróbki kopalin
HU210657B (hu)	1995-07-28	Eljárás és berendezés kristályos anyag oldatból történő előállítására
PL121695B1 (en)	1982-05-31	Apparatus for classifying moulding and glass-making quartz sandsi stekol'nogo peska