Ordos 350 rock drill

Formation patterns of Chang 9 oil reservoir in Triassic

The crude oil in the Chang 9 Member in Jiyuan and eastern Gansu Province areas of the Ordos Basin is from the high-quality source rock in Chang 7 Member, which is an accumulation type

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Frontiers | The characteristics and helium generation potential of

The Hangjingi area in the northern Ordos Basin exhibits dual development of Archean-Paleoproterozoic basement-type and Upper Paleozoic sedimentary-type helium

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Sedimentary system and palaeogeographic evolution of Ordos

The rock types, sedimentary textures and structures, fossils, and sedimentary rhythms reflected by numerous field outcrops and some samples from drilling wells suggest

In situ stress measurement and analysis of the stress

Abstract For non-directional drilling cores, selection of samples and the test methods for in situ stress measurements to evaluate the Kaiser effect (KE) were proposed, and the magnitude

Three-Dimensional Geomechanical Modeling and

In this paper, taking the deep coalbed methane in the Daniudi gas field in the Ordos Basin as the research object, using Numerical simulation

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Palynofacies and geochemical analysis of the Triassic Yanchang

There are few studies that involve comparisons of the source rocks in the Yanchang Formation. In this study, palynofacies, Rock-Eval and total organic carbon (TOC) analyses are

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Key Technologies for Safe Drilling in Horizontal Section of Deep

<p>In the target layer of the deep coal rock gas horizontal well in the eastern gas field of Ordos Basin, the 8<sup>#</sup> coal seam of the Benxi Formation is deeply buried and has strong

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Study on the Law of Rock Drillability under High

The deep strata in the Ordos Basin exhibit characteristics of high temperature and high stress. Conventional methods for assessing drillability

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Study on the Law of Rock Drillability under High-Temperature

The deep strata in the Ordos Basin exhibit characteristics of high temperature and high stress. Conventional methods for assessing drillability (normal temperature and pressure) fail to

Research and Engineering Practice of Coupled Unloading and

Hard coal seams are important geological feature of rockburst in the Ordos region. In response to the poor pressure relief effect of conventional drilling in hard coal seams in the Ordos region,

Study on the Law of Rock Drillability under High-Temperature

The deep strata in the Ordos Basin exhibit characteristics of high temperature and high stress. Conventional methods for assessing drillability (normal temperature and pressure)

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Key Technologies for Safe Drilling in Horizontal Section of Deep

The technologies were applied to 10 deep coal rock gas horizontal wells in the Suide–Mizhi Block of the eastern gas field of Ordos Basin. No downhole faults such as wellbore instability

Ordos 350 rock drill [PDF]

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