Sand flushing and blockage removal tubular column
A technology for removing plugging and flushing sand, applied in drilling pipes, casings, drilling equipment, etc., can solve problems such as reducing pump efficiency, wearing oil production pumps and pipelines, and stopping production, and achieves the effect of improving connection reliability and reducing installation difficulty.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment Construction
[0031] The specific implementation of the sand flushing and plugging removal pipe string in the present invention will now be described in conjunction with the accompanying drawings.
[0032] As shown in Figure 1, it is an embodiment of the present invention: the relative positional relationship of each structure is represented by the up, down, left, and right directions in the figure. It includes an upper joint 10 , a packer 40 , a bridge joint 60 and a lower joint 70 connected in sequence to cooperate with the base pipe 20 . The upper joint 10 is a sleeve structure with an inner cavity, and the upper joint 10 and the packer 40 are connected through a first variable joint 30. The outer peripheral surface of the first variable joint 30 is provided with external threads, and the packer 40 The ends of the upper joint 10 and the first variable joint 30 are respectively provided with internal threads, and the ends of the upper joint 10 and the packer 40 are all arranged on the fir...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com