Complete equipment and process for nitrogen composite directional drilling
A technology of directional drilling and complete sets of equipment, applied in drilling equipment, directional drilling, drilling equipment and methods, etc., can solve the problem of short hole depth, uncontrollable drilling trajectory and low drilling utilization rate in broken and soft coal seams. problems, to achieve the effect of increasing the depth of the hole, the slag discharge channel is unobstructed, and the fire in the hole is prevented.
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[0021] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below. Obviously, the described embodiments are part of the embodiments of the present invention, rather than All the embodiments; based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative work all belong to the protection scope of the present invention.
[0022] Such as figure 1 As shown, the embodiment of the present invention provides a complete set of equipment for nitrogen compound directional drilling, which is used for nitrogen compound directional drilling in soft coal seams, including a nitrogen generator 1, a nitrogen delivery pipeline 2, and an oil injection pump 3 , rotary tail joint 4, drilling rig 5, helical measuring-while-drilling drill pipe 7, measuri...
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