IT8049427A0 - Procedimento per la purificazione di composti ad alto punto di fusione - Google Patents

Procedimento per la purificazione di composti ad alto punto di fusione

Info

Publication number
IT8049427A0
IT8049427A0 IT8049427A IT4942780A IT8049427A0 IT 8049427 A0 IT8049427 A0 IT 8049427A0 IT 8049427 A IT8049427 A IT 8049427A IT 4942780 A IT4942780 A IT 4942780A IT 8049427 A0 IT8049427 A0 IT 8049427A0
Authority
IT
Italy
Prior art keywords
purification
procedure
melting point
high melting
point compounds
Prior art date
Application number
IT8049427A
Other languages
English (en)
Other versions
IT1145697B (it
Inventor
Masatoshi Takahashi
Norio Kotera
Masatoshi Uegaki
Takashi Miyaoka
Yuzo Maegawa
Original Assignee
Sumitomo Chemical Co
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 Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of IT8049427A0 publication Critical patent/IT8049427A0/it
Application granted granted Critical
Publication of IT1145697B publication Critical patent/IT1145697B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/10—Vacuum distillation
    • B01D3/103—Vacuum distillation by using a barometric column
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/90—Particular type of heating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
IT49427/80A 1979-08-06 1980-08-05 Procedimento per la purificazione di composti ad alto punto di fusione IT1145697B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP54100546A JPS5925771B2 (ja) 1979-08-06 1979-08-06 高融点化合物の精製法

Publications (2)

Publication Number Publication Date
IT8049427A0 true IT8049427A0 (it) 1980-08-05
IT1145697B IT1145697B (it) 1986-11-05

Family

ID=14276938

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49427/80A IT1145697B (it) 1979-08-06 1980-08-05 Procedimento per la purificazione di composti ad alto punto di fusione

Country Status (6)

Country Link
US (1) US4323431A (it)
JP (1) JPS5925771B2 (it)
CH (1) CH651003A5 (it)
DE (1) DE3029302A1 (it)
GB (1) GB2057900B (it)
IT (1) IT1145697B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58118547A (ja) * 1982-01-08 1983-07-14 Sumitomo Chem Co Ltd 高活性１−アミノアントラキノン
JPS58118548A (ja) * 1982-01-08 1983-07-14 Sumitomo Chem Co Ltd アントラキノン系中間物の製造方法
JPS58150545A (ja) * 1982-03-03 1983-09-07 Sumitomo Chem Co Ltd １−アミノアントラキノンの精製方法
US4488935A (en) * 1982-03-22 1984-12-18 Ruhe Rodney C Solar/microwave vacuum continuous feed distillation apparatus
JPS6219614A (ja) * 1985-07-19 1987-01-28 Matsushita Electric Ind Co Ltd ガス流量調節装置
GB8903013D0 (en) * 1989-02-10 1989-03-30 Shell Int Research Vacuum distillation process
GB8903009D0 (en) * 1989-02-10 1989-03-30 Shell Int Research Vacuum distillation process
DE3904711A1 (de) * 1989-02-16 1990-08-23 Krupp Koppers Gmbh Insbesondere zur trennung von einsatzprodukten mit hoher siedepunktsdifferenz geeignete abtriebskolonne
DE4319534A1 (de) * 1993-06-12 1994-12-15 Hoechst Ag Verfahren zur Aufarbeitung von Lösungsmittelgemischen enthaltend schwersiedende Bestandteile sowie dafür geeignete Vorrichtung
US6582564B2 (en) 2000-08-22 2003-06-24 Sumitomo Heavy Industries, Ltd. Distillation apparatus and distillation method
JP2002066203A (ja) * 2000-08-30 2002-03-05 Sumitomo Heavy Ind Ltd 蒸留装置及び蒸留方法
JP2002058902A (ja) * 2000-08-22 2002-02-26 Sumitomo Heavy Ind Ltd 蒸留装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1982598A (en) * 1933-04-17 1934-11-27 William Garrigue & Co Distillation system
US2312811A (en) * 1940-05-31 1943-03-02 Alloy Processes Ltd Distillation and condensation of metals
US2490659A (en) * 1944-04-24 1949-12-06 Robert E Snyder Solar heated vacuum still
US2645661A (en) * 1948-05-26 1953-07-14 Ici Ltd Manufacture of formic acid
US2716446A (en) * 1952-02-08 1955-08-30 Willard J Ross Water evaporator
US2887441A (en) * 1955-07-11 1959-05-19 Svenskt Konstsilke Ab Method of recovering carbon disulphide and hydrogen sulphide from diluted aqueous solutions
US3385768A (en) * 1965-07-26 1968-05-28 John V. Yost Vapor-compression water distillation apparatus
AU431422B2 (en) * 1967-07-26 1973-01-03 LESLIE FOLEY and ALWYN HALLEY CHENEY NORMAN Desalinisation of water
IT1027410B (it) * 1974-02-25 1978-11-20 Degussa Procedimento continuc per la produzione di glicide
US4162946A (en) * 1974-12-07 1979-07-31 Bayer Aktiengesellschaft Process for concentrating halogenoanthraquinones
DE2532450C3 (de) * 1975-07-19 1980-09-25 Bayer Ag, 5090 Leverkusen Verfahren zur Gewinnung von Anthrachinon
DE2637689C3 (de) * 1976-08-21 1980-09-25 Bayer Ag, 5090 Leverkusen Verfahren zur Reinigungsc^nlellender organischer Produkte

Also Published As

Publication number Publication date
GB2057900B (en) 1984-02-08
GB2057900A (en) 1981-04-08
CH651003A5 (de) 1985-08-30
DE3029302A1 (de) 1981-03-26
IT1145697B (it) 1986-11-05
JPS5925771B2 (ja) 1984-06-21
US4323431A (en) 1982-04-06
JPS5625130A (en) 1981-03-10
DE3029302C2 (it) 1991-04-11

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