发明名称 BLOWOUT PREVENTER HAVING WEAR, SEAL AND GUIDE PLATE INSERTS
摘要 <p>A method of preventing wear in a blowout preventer includes the steps of forming an inner surface of a blowout preventer body to receive wear inserts at at least one wear point in the blowout preventer body; and securing at least one wear insert on the formed inner surface of the blowout preventer body.</p>
申请公布号 CA2711717(A1) 申请公布日期 2011.02.10
申请号 CA20102711717 申请日期 2010.08.09
申请人 FOOTE, DEAN 发明人 FOOTE, DEAN
分类号 E21B33/06 主分类号 E21B33/06
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