CN1944940A - 抽油杆空心导向器及其制造方法 - Google Patents
抽油杆空心导向器及其制造方法 Download PDFInfo
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- CN1944940A CN1944940A CN 200610134063 CN200610134063A CN1944940A CN 1944940 A CN1944940 A CN 1944940A CN 200610134063 CN200610134063 CN 200610134063 CN 200610134063 A CN200610134063 A CN 200610134063A CN 1944940 A CN1944940 A CN 1944940A
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- drive shaft
- universal drive
- manufacturing
- universal
- sealing ring
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2006101340631A CN1944940B (zh) | 2006-10-23 | 2006-10-23 | 抽油杆空心导向器 |
Applications Claiming Priority (1)
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CN2006101340631A CN1944940B (zh) | 2006-10-23 | 2006-10-23 | 抽油杆空心导向器 |
Publications (2)
Publication Number | Publication Date |
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CN1944940A true CN1944940A (zh) | 2007-04-11 |
CN1944940B CN1944940B (zh) | 2011-06-08 |
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CN2006101340631A Active CN1944940B (zh) | 2006-10-23 | 2006-10-23 | 抽油杆空心导向器 |
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CN (1) | CN1944940B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106050163A (zh) * | 2016-07-22 | 2016-10-26 | 葫芦岛龙源采油配套设备有限公司 | 一种抽油杆导向器 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN88200076U (zh) * | 1988-01-11 | 1988-09-21 | 翟海涵 | 空心抽油杆 |
CN2091348U (zh) * | 1991-05-10 | 1991-12-25 | 吉林省油田管理局钻采工艺研究院 | 斜井转向装置 |
CN2359550Y (zh) * | 1998-12-23 | 2000-01-19 | 美国钻采系统(上海)有限公司 | 球型万向密封组合装置 |
CN2374638Y (zh) * | 1999-05-25 | 2000-04-19 | 辽河石油勘探局钻采工艺研究院 | 一种油管万向导向器 |
CN2371366Y (zh) * | 1999-05-25 | 2000-03-29 | 辽河石油勘探局钻采工艺研究院 | 一种抽油杆万向导向器 |
CN2504379Y (zh) * | 2001-07-24 | 2002-08-07 | 中国石化新星公司德州石油机械厂 | 螺杆钻具万向节 |
CN200999596Y (zh) * | 2006-10-23 | 2008-01-02 | 杜文刚 | 抽油杆空心导向器 |
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2006
- 2006-10-23 CN CN2006101340631A patent/CN1944940B/zh active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106050163A (zh) * | 2016-07-22 | 2016-10-26 | 葫芦岛龙源采油配套设备有限公司 | 一种抽油杆导向器 |
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Publication number | Publication date |
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CN1944940B (zh) | 2011-06-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: HULUDAO LONGYUAN OIL MECHANICAL + ASSORT EQUIPMENT Free format text: FORMER OWNER: DU WENGANG Effective date: 20130124 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130124 Address after: 125003 Huludao Economic Development Zone, Liaoning Patentee after: Huludao Longyuan Oil Mechanical & Assort Equipment Co., Ltd. Address before: 125003 Huludao city of Liaoning Province, Jinhu Road Middle Huludao Longyuan extraction equipment Co. Ltd. Patentee before: Du Wengang |