JPS6452604A - Method for purifying silicon tetrafluoride gas - Google Patents

Method for purifying silicon tetrafluoride gas

Info

Publication number
JPS6452604A
JPS6452604A JP20826987A JP20826987A JPS6452604A JP S6452604 A JPS6452604 A JP S6452604A JP 20826987 A JP20826987 A JP 20826987A JP 20826987 A JP20826987 A JP 20826987A JP S6452604 A JPS6452604 A JP S6452604A
Authority
JP
Japan
Prior art keywords
vessel
sif4 gas
valves
interior
sif4
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.)
Granted
Application number
JP20826987A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0531489B2 (cs
Inventor
Nobuhiko Koto
Hiroyuki Momotake
Isao Harada
Yukihiro Yoda
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.)
Mitsui Toatsu Chemicals Inc
Original Assignee
Mitsui Toatsu Chemicals Inc
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 Mitsui Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc
Priority to JP20826987A priority Critical patent/JPS6452604A/ja
Publication of JPS6452604A publication Critical patent/JPS6452604A/ja
Publication of JPH0531489B2 publication Critical patent/JPH0531489B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/08—Separating gaseous impurities from gases or gaseous mixtures or from liquefied gases or liquefied gaseous mixtures

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Silicon Compounds (AREA)
JP20826987A 1987-08-24 1987-08-24 Method for purifying silicon tetrafluoride gas Granted JPS6452604A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20826987A JPS6452604A (en) 1987-08-24 1987-08-24 Method for purifying silicon tetrafluoride gas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20826987A JPS6452604A (en) 1987-08-24 1987-08-24 Method for purifying silicon tetrafluoride gas

Publications (2)

Publication Number Publication Date
JPS6452604A true JPS6452604A (en) 1989-02-28
JPH0531489B2 JPH0531489B2 (cs) 1993-05-12

Family

ID=16553445

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20826987A Granted JPS6452604A (en) 1987-08-24 1987-08-24 Method for purifying silicon tetrafluoride gas

Country Status (1)

Country Link
JP (1) JPS6452604A (cs)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7666379B2 (en) 2001-07-16 2010-02-23 Voltaix, Inc. Process and apparatus for removing Bronsted acid impurities in binary halides
JP2011504156A (ja) * 2007-09-21 2011-02-03 エムイーエムシー・エレクトロニック・マテリアルズ・インコーポレイテッド 四フッ化ケイ素の精製方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
JOUNAL OF APPLIED PHYSICS=1965 *
MATHESON GAS DATA BOOK=1971 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7666379B2 (en) 2001-07-16 2010-02-23 Voltaix, Inc. Process and apparatus for removing Bronsted acid impurities in binary halides
JP2011504156A (ja) * 2007-09-21 2011-02-03 エムイーエムシー・エレクトロニック・マテリアルズ・インコーポレイテッド 四フッ化ケイ素の精製方法

Also Published As

Publication number Publication date
JPH0531489B2 (cs) 1993-05-12

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