<p>The invention provides an improved rotating seal apparatus including a plurality of concentrically spaced annular rotating seals. The invention also provides a rotating seal apparatus including a pressurized annular chamber surrounding an annular rotating seal.</p>
申请公布号
DE69834397(D1)
申请公布日期
2006.06.08
申请号
DE1998634397
申请日期
1998.05.20
申请人
ZYMEQUEST, INC.
发明人
JORGENSEN, GLEN;BARRY, DONALD;EDWARDS, BRUCE H.;FENNELLY, JEREMY;O'BRIEN, JOHN P.;SACCO, VICTOR JR.;MARTIN, ROY E. III;SUSSER, MARK