Industry News
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The composition and operation steps of the completion wellhead device
1.Well completion method 1).Perforating completion is divided into: casing perforating completion and liner perforating completion; 2). Open-hole completion method ; 3). Slotted Liner completion method ; 4). Gravel Packed Well ...Read more -
How to extend the service life of drilling fluid vibrating screen
The drilling fluid vibrating screen mesh is an expensive wearing part of the drilling fluid vibrating screen. The quality of the screen itself and the installation quality directly affect the service life and use effect of the ...Read more -
Structure and working principle of pump
The structure of the pump The pump is divided into combined pump and whole barrel pump according to whether there is bushing or not. There are several bushings in the working barrel of the combined pump, which are pressed tight...Read more -
Welcome to Landrill Oil Tools at WOGE 2023
World Oil and Gas Equipment Exhibition (WOGE), Organized by Innovation Exhibitions, is the most important show dedicated to Oil & Gas in China which brings together over 500+ exhibitor and 10000+ international buyer from al...Read more -
Procedure and method of pipe string assembly
Procedure of pipe string assembly: 1.clear construction design content (1) Master the structure of downhole pipe string, name, specification, use of downhole tools, sequence and interval requirements. (2) Master the production ...Read more -
Classification and Function of Casing
Casing is the steel pipe that supports the walls of oil and gas wells. Each well uses several layers of casing depending on the drilling depth and geology. Casing after the well to use cement to cement, casing and tubing, drill...Read more -
The composition and function of well structure
The well structure refers to the drilling depth and the bit diameter of the corresponding well section, the number of casing layers, diameter and depth, the cement return height outside each casing layer and the artificial bott...Read more -
The working principle of RTTS packer
RTTS packer is mainly composed of J-shaped groove transposition mechanism, mechanical slips, rubber barrel and hydraulic anchor. When the RTTS packer is lowered into the well, the friction pad is always in close contact with th...Read more -
The Basic Applications of Directional Wells
As one of the most advanced drilling technologies in the field of petroleum exploration and development in today’s world, directional well technology can not only enable the effective development of oil and gas resources that a...Read more -
Principle and structure of Dissolvable bridge plugs
Dissolvable bridge plug is made of new material, which is used as temporary wellbore sealing segmentation tool for horizontal well fracturing and reforming. Dissolvable bridge plug is mainly composed of 3 parts: bridge plug body, anchor...Read more -
What does downhole operation include?
Reservoir stimulation 1. Acidification Acidification treatment of oil reservoirs is an effective measure to increase production, especially for carbonate oil reservoirs, which is of greater significance. Acidification is to inject the r...Read more -
What are the root causes of overflow in drilling？
Many factors can cause overflow in a drilling well. Here are some of the common root causes: 1.Drilling fluid circulation system failure: When the drilling fluid circulation system fails, it may cause pressure loss and overflow. This ca...Read more
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