In this study, the fracture of piston for rock drill produced from case hardening steel is investigated. In order to study the causes of the fracture, specimens prepared from the damaged pistons were subject. [pdf]
Hydraulic rock drill with no constant-pressurized chamber is widely used now. The performance of the hydraulic impact mechanism directly influences the overall performance of the rock drill. Dynamic si. [pdf]
Mainly there are two types of screw compressors available for usage. These effectively include, 1. oil-injected rotary screw compressors and 2. oil-free rotary screw compressors. Here we are providing the. [pdf]
Our Performance Drilling manifold provides return flow pressure control and flow measurement capabilities in a compact arrangement to deliver essential managed pressure drilling capabilities. The manif. [pdf]
Offshore structures are used worldwide for a variety of functions and in a variety of water depths, and environments. Since right selection of equipment, types of platforms and method of drilling and also right pl. [pdf]
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