Title:
PUMP INSTALLATION DEVICE, PUMP INSTALLATION METHOD, AND PUMP EXTRACTION METHOD
Document Type and Number:
WIPO Patent Application WO/2023/210508
Kind Code:
A1
Abstract:
This pump installation device comprises: a working chamber (1) which forms a closed working space (15); an actuator-driven door (12) which covers a top opening (3a) of a pump column (3); a suspension cable (23) for suspending a submersible pump (2) in the pump column (3); and a crane (40) for lifting and lowering the suspension cable (23). The top opening (3a) of the pump column (3), the actuator-driven door (12) and the crane (40) are arranged in the working space (15).
Inventors:
HONDA SHUICHIRO (JP)
KASATANI TETSUJI (JP)
IKEDA HAYATO (JP)
WATAJI KEI (JP)
KIKUCHI HYUGA (JP)
IWAMI MITSUTAKA (JP)
KASATANI TETSUJI (JP)
IKEDA HAYATO (JP)
WATAJI KEI (JP)
KIKUCHI HYUGA (JP)
IWAMI MITSUTAKA (JP)
Application Number:
PCT/JP2023/015826
Publication Date:
November 02, 2023
Filing Date:
April 20, 2023
Export Citation:
Assignee:
EBARA CORP (JP)
International Classes:
F04D13/08; F04D7/02; F04D29/60; F17C13/00
Domestic Patent References:
| WO2023022059A1 | 2023-02-23 |
Foreign References:
| JPS5627393U | 1981-03-13 | |||
| JPS5030281B1 | 1975-09-30 |
Attorney, Agent or Firm:
HIROSAWA, Tetsuya et al. (JP)
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