For the last years the need in energy carriers (oil, gas, oil- and gas- condensate) has sharply increased. There exists several ways for ensuring these needs: increasing recoverable oil, reconstruction of inoperative and liquidated wells, implementation of new deposit researches. Drilling should be carried out quickly and with minimal cost flow.
- Choose rock destruction tools for separate intervals of drilling well
- Estimate wear of chisel on international system and find out reasons
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