CN2568802Y - 负压捞砂吸砂头 - Google Patents
负压捞砂吸砂头 Download PDFInfo
- Publication number
- CN2568802Y CN2568802Y CN 02246544 CN02246544U CN2568802Y CN 2568802 Y CN2568802 Y CN 2568802Y CN 02246544 CN02246544 CN 02246544 CN 02246544 U CN02246544 U CN 02246544U CN 2568802 Y CN2568802 Y CN 2568802Y
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- sand
- negative pressure
- sucking head
- cylinder
- suction cutter
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Abstract
Description
Claims (1)
- 一种负压捞砂吸砂头,其特征是一圆柱体左侧有阳螺纹(11),右侧有槽形流道(16),右侧还有加工成45度的铣面(15),吸砂头左内腔(12)和右内腔(14)均为内圆柱体,通过锥形内腔(17)和(18)及内圆柱体状的限流孔(13)相连。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02246544 CN2568802Y (zh) | 2002-08-22 | 2002-08-22 | 负压捞砂吸砂头 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02246544 CN2568802Y (zh) | 2002-08-22 | 2002-08-22 | 负压捞砂吸砂头 |
Publications (1)
Publication Number | Publication Date |
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CN2568802Y true CN2568802Y (zh) | 2003-08-27 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 02246544 Expired - Lifetime CN2568802Y (zh) | 2002-08-22 | 2002-08-22 | 负压捞砂吸砂头 |
Country Status (1)
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CN (1) | CN2568802Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107724979A (zh) * | 2017-11-01 | 2018-02-23 | 中石化石油工程技术服务有限公司 | 反循环冲砂器 |
CN114941510A (zh) * | 2022-06-17 | 2022-08-26 | 程显达 | 循环解堵捞沙工艺系统 |
-
2002
- 2002-08-22 CN CN 02246544 patent/CN2568802Y/zh not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107724979A (zh) * | 2017-11-01 | 2018-02-23 | 中石化石油工程技术服务有限公司 | 反循环冲砂器 |
CN114941510A (zh) * | 2022-06-17 | 2022-08-26 | 程显达 | 循环解堵捞沙工艺系统 |
CN114941510B (zh) * | 2022-06-17 | 2024-03-22 | 盘锦博瑞石油工程有限公司 | 循环解堵捞沙工艺系统 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: ANDONG PETROLEUM TECHNOLOGY( GROUP ) CO., LTD. Free format text: FORMER NAME OR ADDRESS: ANDONGAOER ENGINEERING TECHNOLOGY LLC, BEIJING |
|
CP01 | Change in the name or title of a patent holder |
Address after: 100102, Beijing, Chaoyang District flower home Road No. 5, Lee Jing family 307 rooms Patentee after: Anton Oilfield Services (Group) Ltd. Address before: 100102, Beijing, Chaoyang District flower home Road No. 5, Lee Jing family 307 rooms Patentee before: Andongaoer Engineering Technology Co., Ltd., Beijing |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20120822 Granted publication date: 20030827 |