Title:
EQUIPMENT AND METHOD FOR PULLING UP ACCUMULATED SLIME
Document Type and Number:
Japanese Patent JP2005226277
Kind Code:
A
Abstract:
To provide equipment for pulling up slime etc. accumulated on the bottom of a well, which enables even the hardened slime to be pulled up in an efficiently crushed manner.
A jet nozzle 2 is provided at the tip of a high-pressure pipe 4 for feeding high-pressure water; a cylindrical net cage 3 with an opened upper end is attached to the tip of the high-pressure pipe 4 in such a manner as to be concentric with the high-pressure pipe 4; and the jet nozzle 2, which is provided at the tip of the high-pressure pipe 4, is provided with a lower jet orifice 8 for emitting a jet of high-pressure water downward, and upper jet orifices 9, 9... for emitting the jet of high-pressure water obliquely upward.
Inventors:
SUZUKI KAZUO
Application Number:
JP2004034542A
Publication Date:
August 25, 2005
Filing Date:
February 12, 2004
Export Citation:
Assignee:
PIPE BIJIN KK
International Classes:
E03B3/15; E21B31/03; (IPC1-7): E03B3/15; E21B31/03
Attorney, Agent or Firm:
Hikoji Hirasaki