GB0324068D0 - Improvements in pumping efficiency - Google Patents
Improvements in pumping efficiencyInfo
- Publication number
- GB0324068D0 GB0324068D0 GB0324068A GB0324068A GB0324068D0 GB 0324068 D0 GB0324068 D0 GB 0324068D0 GB 0324068 A GB0324068 A GB 0324068A GB 0324068 A GB0324068 A GB 0324068A GB 0324068 D0 GB0324068 D0 GB 0324068D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- pumping efficiency
- pumping
- efficiency
- 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.)
- Ceased
Links
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0324068A GB0324068D0 (en) | 2003-10-14 | 2003-10-14 | Improvements in pumping efficiency |
PCT/GB2004/004277 WO2005040614A1 (en) | 2003-10-14 | 2004-10-08 | Multistage vacuum pump with improved efficiency |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0324068A GB0324068D0 (en) | 2003-10-14 | 2003-10-14 | Improvements in pumping efficiency |
Publications (1)
Publication Number | Publication Date |
---|---|
GB0324068D0 true GB0324068D0 (en) | 2003-11-19 |
Family
ID=29559275
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0324068A Ceased GB0324068D0 (en) | 2003-10-14 | 2003-10-14 | Improvements in pumping efficiency |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB0324068D0 (en) |
WO (1) | WO2005040614A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4737770B2 (en) * | 2006-09-12 | 2011-08-03 | アネスト岩田株式会社 | Vacuum pump operation control device and method |
TWI518245B (en) * | 2010-04-19 | 2016-01-21 | 荏原製作所股份有限公司 | Dry vacuum pump apparatus, exhaust unit, and silencer |
FR3001263B1 (en) * | 2013-01-18 | 2015-02-20 | Adixen Vacuum Products | DRY TYPE MULTI-STAGE VACUUM PUMP |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61123777A (en) * | 1984-11-16 | 1986-06-11 | Hitachi Ltd | Vacuum pump |
DE4129897A1 (en) * | 1991-09-09 | 1993-03-11 | Koterewa Katharina | Control for interlinking of multistage vacuum pumps - has connection channel between pump stages with stroke valve, coupled to discharge valve |
JPH06147166A (en) * | 1992-10-30 | 1994-05-27 | Shin Nippon Zoki Kk | Two stage liquid-tight type vacuum pump |
DE69630981T2 (en) * | 1995-02-28 | 2004-12-30 | Anest Iwata Corp. | Control system for two-stage vacuum pump |
-
2003
- 2003-10-14 GB GB0324068A patent/GB0324068D0/en not_active Ceased
-
2004
- 2004-10-08 WO PCT/GB2004/004277 patent/WO2005040614A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2005040614A1 (en) | 2005-05-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AT | Applications terminated before publication under section 16(1) |