What is the classification of drilling?

1. According to the purpose of construction, see the table below

2. Cemented carbide drilling, steel grain drilling, diamond drilling, roller cone drilling, etc.

3. According to the nature and method of applying external force: percussion drilling, rotary drilling, percussion rotary drilling, etc.

4. According to the type of flushing fluid: clear water drilling, mud drilling, emulsion drilling, saturated salt solution drilling, foam drilling, air drilling, etc.

5. Classification by flushing fluid circulation mode: positive circulation drilling, reverse circulation drilling, etc.

6. According to whether coring is classified: coring drilling, full drilling, etc.

7. According to the way the cores are transported from the hole to the surface

8. Special drilling methods Wireline coring, orientation, DTH hammer, following pipe, center sampling, bottom hole power drilling, etc.

The above is the relevant little knowledge about "Classification of drilling", if you have any questions, you can contact our customer service staff of Shandong Yikuang Drilling Technology Co.,Ltd., we will be happy to discuss with you.