CN1089019C - Method for stabilizing outlet pressure of pressure changing adsorption vacuum pump by using air cabinet - Google Patents
Method for stabilizing outlet pressure of pressure changing adsorption vacuum pump by using air cabinet Download PDFInfo
- Publication number
- CN1089019C CN1089019C CN99116509A CN99116509A CN1089019C CN 1089019 C CN1089019 C CN 1089019C CN 99116509 A CN99116509 A CN 99116509A CN 99116509 A CN99116509 A CN 99116509A CN 1089019 C CN1089019 C CN 1089019C
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- China
- Prior art keywords
- gas
- gas holder
- pressure
- vacuum pump
- changing adsorption
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- 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 - Fee Related
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- Separation Of Gases By Adsorption (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN99116509A CN1089019C (en) | 1999-06-05 | 1999-06-05 | Method for stabilizing outlet pressure of pressure changing adsorption vacuum pump by using air cabinet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN99116509A CN1089019C (en) | 1999-06-05 | 1999-06-05 | Method for stabilizing outlet pressure of pressure changing adsorption vacuum pump by using air cabinet |
Publications (2)
Publication Number | Publication Date |
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CN1240153A CN1240153A (en) | 2000-01-05 |
CN1089019C true CN1089019C (en) | 2002-08-14 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN99116509A Expired - Fee Related CN1089019C (en) | 1999-06-05 | 1999-06-05 | Method for stabilizing outlet pressure of pressure changing adsorption vacuum pump by using air cabinet |
Country Status (1)
Country | Link |
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CN (1) | CN1089019C (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115040979B (en) * | 2022-05-16 | 2024-07-09 | 青岛国林环保科技股份有限公司 | Pressure swing adsorption oxygen generating device and oxygen generating method |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03127605A (en) * | 1989-10-13 | 1991-05-30 | Seibu Gas Kk | Method and device for pressure-regulating, straightening and homogenizing cyclic gas current |
WO1998029182A1 (en) * | 1996-12-31 | 1998-07-09 | Keefer Bowie | High frequency pressure swing adsorption |
CN1195572A (en) * | 1998-01-24 | 1998-10-14 | 伍仁兴 | Pressure swing adsorption gas separation method capable of simultaneously purifying adsorbable phase and non-adsorbable phase from mixed gas |
-
1999
- 1999-06-05 CN CN99116509A patent/CN1089019C/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03127605A (en) * | 1989-10-13 | 1991-05-30 | Seibu Gas Kk | Method and device for pressure-regulating, straightening and homogenizing cyclic gas current |
WO1998029182A1 (en) * | 1996-12-31 | 1998-07-09 | Keefer Bowie | High frequency pressure swing adsorption |
CN1195572A (en) * | 1998-01-24 | 1998-10-14 | 伍仁兴 | Pressure swing adsorption gas separation method capable of simultaneously purifying adsorbable phase and non-adsorbable phase from mixed gas |
Also Published As
Publication number | Publication date |
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CN1240153A (en) | 2000-01-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hubei Chuxing Chemical Co., Ltd. Assignor: Yihua Group Co., Ltd., Hubei Prov. Contract fulfillment period: 2009.3.17 to 2019.3.16 contract change Contract record no.: 2009420000016 Denomination of invention: Method for stabilizing outlet pressure of pressure changing adsorption vacuum pump by using air cabinet Granted publication date: 20020814 License type: Exclusive license Record date: 2009.5.6 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.3.17 TO 2019.3.16; CHANGE OF CONTRACT Name of requester: HUBEI CHUXING CHEMICAL CO., LTD. Effective date: 20090506 |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20020814 Termination date: 20120605 |