CA2139967A1 - Recristallisation de superpurification en systeme ferme multi-etage - Google Patents

Recristallisation de superpurification en systeme ferme multi-etage

Info

Publication number
CA2139967A1
CA2139967A1 CA002139967A CA2139967A CA2139967A1 CA 2139967 A1 CA2139967 A1 CA 2139967A1 CA 002139967 A CA002139967 A CA 002139967A CA 2139967 A CA2139967 A CA 2139967A CA 2139967 A1 CA2139967 A1 CA 2139967A1
Authority
CA
Canada
Prior art keywords
stage
mother liquor
crystals
processor
new solution
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA002139967A
Other languages
English (en)
Inventor
Kenneth F. Griffiths
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA002139967A priority Critical patent/CA2139967A1/fr
Publication of CA2139967A1 publication Critical patent/CA2139967A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • 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
    • B01D9/004—Fractional crystallisation; Fractionating or rectifying columns
    • B01D9/0045—Washing of crystals, e.g. in wash 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

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)
  • Peptides Or Proteins (AREA)
CA002139967A 1995-01-11 1995-01-11 Recristallisation de superpurification en systeme ferme multi-etage Abandoned CA2139967A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002139967A CA2139967A1 (fr) 1995-01-11 1995-01-11 Recristallisation de superpurification en systeme ferme multi-etage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002139967A CA2139967A1 (fr) 1995-01-11 1995-01-11 Recristallisation de superpurification en systeme ferme multi-etage

Publications (1)

Publication Number Publication Date
CA2139967A1 true CA2139967A1 (fr) 1996-07-12

Family

ID=4155022

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002139967A Abandoned CA2139967A1 (fr) 1995-01-11 1995-01-11 Recristallisation de superpurification en systeme ferme multi-etage

Country Status (1)

Country Link
CA (1) CA2139967A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111498929A (zh) * 2020-04-20 2020-08-07 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
CN112274986A (zh) * 2020-10-14 2021-01-29 太仓中化环保化工有限公司 一种氢氟酸有机物料回收装置
CN115040890A (zh) * 2022-06-13 2022-09-13 浙江贝诺机械有限公司 草酸复融提纯再结晶的工艺

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111498929A (zh) * 2020-04-20 2020-08-07 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
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
CN112274986A (zh) * 2020-10-14 2021-01-29 太仓中化环保化工有限公司 一种氢氟酸有机物料回收装置
CN112274986B (zh) * 2020-10-14 2022-06-17 太仓中化环保化工有限公司 一种氢氟酸有机物料回收装置
CN115040890A (zh) * 2022-06-13 2022-09-13 浙江贝诺机械有限公司 草酸复融提纯再结晶的工艺
CN115040890B (zh) * 2022-06-13 2023-08-29 浙江贝诺机械有限公司 草酸复融提纯再结晶的工艺

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Legal Events

Date Code Title Description
FZDE Discontinued
FZDE Discontinued

Effective date: 20000111