发明名称 |
SCREEN ASSEMBLY AND METHODS OF USE |
摘要 |
A screen assembly. The screen assembly may include a base pipe having an axial bore formed therethrough. An axial rod may be positioned radially-outward from the base pipe. A screen may be positioned radially-outward from the axial rod. A housing may be positioned radially-outward from the base pipe and axially adjacent to the axial rod, the screen, or both, and a first annulus may be formed between the housing and the base pipe. A first opening may be formed through the base pipe and radially-inward from the housing. A second opening may be formed through the base pipe and radially-inward from the housing, and the second opening may be axially offset from the first opening. A valve may be disposed within the first annulus and positioned axially between the first and second openings. |
申请公布号 |
SG10201602977V(A) |
申请公布日期 |
2016.05.30 |
申请号 |
SG10201602977V |
申请日期 |
2012.10.01 |
申请人 |
PRAD RESEARCH AND DEVELOPMENT LIMITED |
发明人 |
RIISEM, EDVIN EIMSTAD;MOEN, TERJE;WASSOUF, PHILIP;NESLAND, KNUT HARALD |
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