Title:
MULTISTAGE DIFFUSER CASING AND MULTISTAGE DIFFUSER PUMP
Document Type and Number:
Japanese Patent JP2005036797
Kind Code:
A
Abstract:
To provide a multistage diffuser casing having excellent accuracy and workability and its manufacturing method.
A diffuser guide vane (single body) (V) is casted, the casted diffuser guide vane (single body) (V) is processed, the processed diffuser guide vane (single body ) (V) and a barrel (5) are stacked up to assemble the multistage diffuser casing (2), the assembled casing (2) is divided into two or more, and two or more divided casings (2) are connected to each other.
Inventors:
KATO HIROYUKI
HONDA SHUICHIRO
GO TORU
YOSHIKAWA SHIGERU
HONDA SHUICHIRO
GO TORU
YOSHIKAWA SHIGERU
Application Number:
JP2004151400A
Publication Date:
February 10, 2005
Filing Date:
May 21, 2004
Export Citation:
Assignee:
EBARA CORP
International Classes:
F04D1/08; F04D29/42; F04D29/44; F04D29/60; (IPC1-7): F04D29/44; F04D1/08; F04D29/42; F04D29/60
Attorney, Agent or Firm:
Toshitada Takahashi
Toshikuni Takahashi
Toshikuni Takahashi