WO2023156951 - SYSTEM AND METHOD FOR CLEANING A LIQUID RING PUMP SYSTEM
National phase entry:
Publication Number
WO/2023/156951
Publication Date
24.08.2023
International Application No.
PCT/IB2023/051444
International Filing Date
17.02.2023
Title **
[English]
SYSTEM AND METHOD FOR CLEANING A LIQUID RING PUMP SYSTEM
[French]
SYSTÈME ET PROCÉDÉ DE NETTOYAGE DE SYSTÈME DE POMPE À ANNEAU LIQUIDE
Applicants **
EDWARDS TECHNOLOGIES VACUUM ENGINEERING (QINGDAO) COMPANY LIMITED
Inventors
DE BOCK, Andries Daniel Jozef
VAN AUDENRODE, Bart
DAI, Xin
LIU, Xibo
ZHOU, Kun
Priority Data
PCT/CN2022/076594
17.02.2022
CN
Application details
| Total Number of Claims/PCT | * |
| Number of Independent Claims | * |
| Number of Priorities | * |
| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
| Pages for Publication | * |
| Number of Pages with Drawings | * |
| Pages of Specification | * |
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| Number of Office Actions | * |
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International Searching Authority |
EPO
* |
| Recordal of a Change of the Applicant's Name/Address |
Change of Applicant's Name and Address
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| Type of Assignment |
The Standard Agent's Assignment
* |
| Applicant's Legal Status |
Legal Entity
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| * | |
| * | |
| * | |
| * | |
| * | |
| Entry into National Phase under |
Chapter I
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| Patent Delivery |
Send the Letters Patent by Courier
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| Translation |
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Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing, Examination, Granting | 2124 | |
| EPO | Filing, Examination, Granting | 8977 | |
| Japan | Filing, Examination, Granting | 2230 | |
| South Korea | Filing, Examination, Granting | 2066 | |
| USA | Filing, Examination, Granting | 5940 |
Total:
21,337
The term for entry into the National Phase has expired. This quotation is for informational purposes only
Abstract[English]
A system (2) comprising: a liquid ring pump (10); a separator (14) coupled to an exhaust outlet of the liquid ring pump (10); a valve module (19), the valve module (19) being coupled to the separator (14) via a first drainage line (52) and coupled to the liquid ring pump (10) via a second drainage line (53), the valve module (19) comprising a first valve (191) arranged along the first drainage line (52) and a second valve (192) arranged along the second drainage line (53); and a controller (20) configured to control the valves (191, 192).[French]
Système (2) comprenant : une pompe à anneau liquide (10) ; un séparateur (14) accouplé à une sortie d'échappement de la pompe à anneau liquide (10) ; un module de soupape (19), le module de soupape (19) étant accouplé au séparateur (14) par l'intermédiaire d'une première conduite d'évacuation (52) et accouplé à la pompe à anneau liquide (10) par l'intermédiaire d'une seconde conduite d'évacuation (53), le module de soupape (19) comprenant une première soupape (191) disposée le long de la première conduite d'évacuation (52) et une seconde soupape (192) disposée le long de la seconde conduite d'évacuation (53) ; et un dispositif de commande (20) conçu pour commander les soupapes (191, 192).