发明名称 Pump jack and method of use
摘要 An electromagnetic ram for use in artificially lifting fluid from a well and in particular an oil well. The disclosure also teaches a method and system employing the ram. The use obviates existing systems used today in terms of cost, environmental concerns, optimized mechanical efficiencies and maximizing overall production of wells on a case by case basis.
申请公布号 US7373971(B2) 申请公布日期 2008.05.20
申请号 US20050208646 申请日期 2005.08.23
申请人 CROSTEK MANAGEMENT CORP. 发明人 MONTGOMERY NEIL
分类号 E21B43/00 主分类号 E21B43/00
代理机构 代理人
主权项
地址