Research Projects
内滚球式抽油杆扶正器
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Affiliation of Participant(s):机械工程学院
Leading Scientist:liuzengwen
Supported by:济南科技局
Nature of Project:纵向
Project level:地(市、州)级
Project Participants:liuzengwen
Project Number:kyxm-3842
Project Approval Number:00
Date of Project Approval:2006-01-01
Date of Project Initiation:2006-01-01
Scheduled completion time:2008-04-30
Date of Project Completion:2008-04-30
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