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Well drilling exploration guide rope

A guide rope and drilling technology, applied in the field of petroleum exploration, can solve the problems of broken inner conductor or optical fiber, invalid exploration guide rope, inability to meet the exploration work of high-depth oil wells, etc., and achieve the effect of increasing the diving depth and prolonging the service life.

Inactive Publication Date: 2014-01-08
海安发达石油仪器科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The drilling and exploration guide wire with a protective layer in the prior art has a maximum descending depth of 1500M, which cannot meet the exploration work of high-depth oil wells
[0005] On the other hand, because the drilling and exploration guide ropes in the prior art include common inner layers of wires or optical fibers, the inner layer of wires or optical fibers is prone to breakage during the winding and forming process. When the exploration guide rope breaks, etc., the entire exploration guide rope will be invalidated

Method used

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  • Well drilling exploration guide rope

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Embodiment Construction

[0014] The present invention will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.

[0015] figure 1 It schematically shows a drilling exploration guideline according to an embodiment of the present invention. As shown in the figure, the guide rope includes a rope core 10 and a guide rope protective layer 20 wrapped outside the rope core 10 . In this embodiment of the invention the cord 10 is a common wire. When the transmission speed is required, the ordinary wires in the rope core 10 can also be replaced with optical fibers to improve the downhole data transmission speed; on the other hand, the ordinary wires are suitable for downhole Up to 350°C at 150°C, replaceable wires are American standard wires. According to the needs, apply different colors of coatings on the outside of ordinary wires, American standard wires and optical fibers to distinguish different types of exploration guide wires and apply to differe...

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Abstract

The invention provides a well drilling exploration guide rope which comprises a rope core and a guide rope protection layer wrapping the rope core. A lubricating material is coated between the rope core and the guide rope protection layer. Compared with the prior art, the well drilling exploration guide rope has the advantages that the outer layer guide rope protection layer is made of austenitic stainless steel, Vaseline is filled between the guide rope protection layer and the rope core, the rope core is not prone to being broken by winding stress in a guide rope winding process when the submergence depth of the exploration guide rope increases, and the service life of the guide rope is prolonged.

Description

technical field [0001] The invention relates to the field of petroleum exploration, in particular to a drilling exploration guide rope used for drilling exploration. Background technique [0002] As we all know, oil workers use special equipment and technology to drill holes with a certain diameter downward or to one side at the pre-selected surface position in the place where oil has been detected, until they reach the underground oil and gas layer. After the drilling process is completed, the exploration guide wire will be penetrated from the hole to the surface of the oil reservoir. [0003] The wires needed for oil exploration are generally ordinary wires or optical fibers used to transmit data. When ordinary wires and optical fibers go deep into the surface to a certain value, due to the relationship between the temperature and pressure below the surface, ordinary wires and optical fibers will be deformed, and eventually they will be damaged and cannot be used. It is ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): D07B1/14
Inventor 周爱勇周美发
Owner 海安发达石油仪器科技有限公司
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