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OIL WELL DRILLING
INTRODUCTION
The purpose of a drill rig is to drill a hole in the
ground. The hole’s purpose is to tap an oil and
gas reservoir. Rigs operate both on land and sea –
“offshore”. Drilling rigs are large and noisy. It has
many pieces of equipments and most of it is huge.
OIL AND NATURAL GAS
EXPOLARATION OF OIL
DRILLING TECHNIQUES 
CABLE-TOOL DRILLING
ROTARY DRILLING
ROTARY RIGS TYPES
LAND RIGS
light duty
medium duty
heavy duty
very high duty