<p>A well screen (10) comprising a wire (14) spirally wrapped around a perforated base pipe (12) and spacing the perforated base pipe from a woven wire mesh filtering medium (16).</p>
申请公布号
WO0227138(A2)
申请公布日期
2002.04.04
申请号
WO2001US29941
申请日期
2001.09.25
申请人
UNITED STATES FILTER CORPORATION;GILLESPIE, GEORGE, A.;BRUXELLE, DAVID;MALBREL, CHRISTOPHE;VU, PHONG;NEAL, MICHAEL, WILLIAM
发明人
GILLESPIE, GEORGE, A.;BRUXELLE, DAVID;MALBREL, CHRISTOPHE;VU, PHONG;NEAL, MICHAEL, WILLIAM
