发明名称 |
PUMP APPARATUS AND UNERWATER TRENCHING APPARATUS |
摘要 |
A pump apparatus comprises a primary pump having a relatively low pressure fluid input and a relatively high pressure fluid output and means, associated with said primary pump fluid input, operable where the ambient pressure is insufficient substantially to prevent cavitation in the primary pump, to locally increase the pressure at said primary pump fluid input |
申请公布号 |
EP2795126(A1) |
申请公布日期 |
2014.10.29 |
申请号 |
EP20120812707 |
申请日期 |
2012.12.21 |
申请人 |
IHC ENGINEERING BUSINESS LIMITED |
发明人 |
MANCHESTER, JONATHAN RALPH |
分类号 |
F04B23/14;E02F3/92;E02F5/10;F04D9/06;F04D13/12;F04F5/54 |
主分类号 |
F04B23/14 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|