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Drillmaster attends China Trenchless Technology Symposium for Oil and Gas Pipelines from 9th-11th July. Congratulations to Drillmaster HDD General Manager Suly Tang on Winning "Most Influential Trenchless Project" Award. Among 500-600...
View MoreHorizontal directional drilling rigs can be divided into many types according to different classification methods. The following are several common classification methods and types: Ⅰ. Classification by push-pull force (tonnage) Horizontal d...
View MoreProblems and solutions related to geological conditions 1. Unfavorable formations (such as loose sand layers, pebble layers, gravel and mud layers) These formations are unstable in structure, easy to flow and collapse when encountering wa...
View MoreⅠ. Pilot hole drilling 1. For crossing projects with short distance, shallow burial depth, weak electromagnetic interference, and ground accessibility, it is advisable to use a cable-free guide instrument for guided drilling. ...
View MoreⅠ. Construction preparation 1. Before construction, the center line of the planned pipeline should be laid out according to the design drawings, the entry point and exit point should be determined, and the position of crossing obstacles and cros...
View MoreBoth pipe pushers and pipe jacking machines play an important role in pipeline construction, but they have obvious differences in working principles, scope of application, usage scenarios and usage effects. The following is a detailed comparison of t...
View MoreWhat is HDD? Horizontal Directional Drilling (HDD) is a trenchless method used for installing underground pipes, conduits, and cables in a shallow arc along a prescribed bore path by using a surface-launched drilling rig. This technique is widely u...
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