JP3969947B2 - 真空排気システム - Google Patents

真空排気システム Download PDF

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Publication number
JP3969947B2
JP3969947B2 JP2000305116A JP2000305116A JP3969947B2 JP 3969947 B2 JP3969947 B2 JP 3969947B2 JP 2000305116 A JP2000305116 A JP 2000305116A JP 2000305116 A JP2000305116 A JP 2000305116A JP 3969947 B2 JP3969947 B2 JP 3969947B2
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JP
Japan
Prior art keywords
pump
exhaust
vacuum
pipe
blade
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.)
Expired - Lifetime
Application number
JP2000305116A
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English (en)
Japanese (ja)
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JP2001173558A5 (https=
JP2001173558A (ja
Inventor
裕之 川崎
拓司 曽布川
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.)
Ebara Corp
Original Assignee
Ebara Corp
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.)
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Publication date
Application filed by Ebara Corp filed Critical Ebara Corp
Priority to JP2000305116A priority Critical patent/JP3969947B2/ja
Publication of JP2001173558A publication Critical patent/JP2001173558A/ja
Publication of JP2001173558A5 publication Critical patent/JP2001173558A5/ja
Application granted granted Critical
Publication of JP3969947B2 publication Critical patent/JP3969947B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Non-Positive Displacement Air Blowers (AREA)
JP2000305116A 1999-10-04 2000-10-04 真空排気システム Expired - Lifetime JP3969947B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2000305116A JP3969947B2 (ja) 1999-10-04 2000-10-04 真空排気システム

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP28336799 1999-10-04
JP11-283367 1999-10-04
JP2000305116A JP3969947B2 (ja) 1999-10-04 2000-10-04 真空排気システム

Publications (3)

Publication Number Publication Date
JP2001173558A JP2001173558A (ja) 2001-06-26
JP2001173558A5 JP2001173558A5 (https=) 2004-11-25
JP3969947B2 true JP3969947B2 (ja) 2007-09-05

Family

ID=26555010

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000305116A Expired - Lifetime JP3969947B2 (ja) 1999-10-04 2000-10-04 真空排気システム

Country Status (1)

Country Link
JP (1) JP3969947B2 (https=)

Also Published As

Publication number Publication date
JP2001173558A (ja) 2001-06-26

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