Types of wells:filter well, artesian well, deep well, abyssinian well, industrial well, exploration well, technical well
Types of pumps:surface pumps, submersible pumps, borehole pumps, drainage pumps, well pumps
Drilling operations:drilling of wells with a small-sized installation, repair of water wells, drilling of wells for sand, drilling of wells with a casing pipe, arrangement of a well through a caisson, arrangement of a well through an adapter, well maintenance