Search for dissertations about: "drilling"
Showing result 1 - 5 of 152 swedish dissertations containing the word drilling.
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1. Expert system for hole engineering with special reference to position accuracy when drilling
Abstract : .... READ MORE
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2. Parameters optimization of oil well drilling operation
Abstract : In the beginning of 2005, the ministry of natural resources in the Kurdistan region of Iraq dividedits territory into more than 50 oil blocks based on geological setting. These oil blocks were awardedlater to different international oil companies for oil investments based on Production SharingContracts (PSCs). READ MORE
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3. Positional Accuracy of Drilled Holes
Abstract : When selecting hole-making sequences, the positional accuracy mainly is determined during the first drilling operation. This dissertation consists of three papers which consider the influence of various factors on hole positional accuracy when drilling in inclined workpieces using high-speed steel twist drills with conventional point geometry. READ MORE
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4. On the Nature of Cemented Carbide Wear in Rock Drilling
Abstract : WC/Co cemented carbide is a composite material for highly demanding wear applications. The unique combination of hardness (from the WC-phase) and toughness (from the binder Co) gives a material especially suitable for rock drilling. READ MORE
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5. Water powered percussive rock drilling : process analysis, modelling and numerical simulation
Abstract : This thesis is devoted to problems, processes and systems related to the recently developed water powered percussive rock drilling method. The technology, which uses ordinary water to drive down-the-hole hammers, has been used to produce more than 6 million meters of blast holes within the mining industry. READ MORE