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Patent Searching and Data


Title:
DREDGE PUMP AND DREDGING SYSTEM
Document Type and Number:
Japanese Patent JP2004003210
Kind Code:
A
Abstract:

To provide a dredge pump device which prevents agitated water with deposits at a water bottom from diffusing into and contaminating areas around the site of dredging and downstream regions during dredging, and also to provide a dredging system causing no environmental contamination.

The dredge pump device is provided with a jet pump 41 for sucking and discharging sludge at a water bottom using a high-pressure jet of water, and a cylindrical suction control cylinder 11 provided around the jet pump 41 for controlling a suction range. The deposits dredged by the dredge pump device are dried and cultured to refine methane gas. Electric power produced by driving a fuel cell with the methane gas is used as a drive source for a variety of dredging systems.


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Inventors:
OGAWARA TAKASHI
Application Number:
JP2002160519A
Publication Date:
January 08, 2004
Filing Date:
May 31, 2002
Export Citation:
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Assignee:
TOSHIBA ENGINEERING CO
International Classes:
E02F3/92; C02F11/04; C02F11/12; C10L3/10; F04D7/04; F04F5/10; H01M8/06; (IPC1-7): E02F3/92; C02F11/04; C02F11/12; C10L3/10; F04D7/04; F04F5/10; H01M8/06
Attorney, Agent or Firm:
Susumu Ito