Across
- 4. is a consequence of an action or event, especially when complex or unwelcome.
- 5. the rate fluid flows into or out of a well; measured in units of volume or velocity per unit of time.
- 8. taking out something
- 9. a well stimulation technique used to increase the flow of oil and gas from a well.
Down
- 1. to pierce holes in the casing and cement in a well to allow formation fluids, such as oil and gas, to enter into a well and to allow fluids to be injected into a geologic formation. Perforating is accomplished using a perforating gun, or perforator.
- 2. an area or portion that is distinct from others.
- 3. occurs later on in the production sequence. Follows in the direction of fluid movement.
- 5. a method used to extract natural gas and oil from deep rock formations known as shale.
- 6. is the act of starting something for the first time
- 7. fluid is a base fluid into which additives, such as proppant, gel, and chemicals, are mixed to form a hydraulic fracturing fluid.
- 9. the space around a pipe in a well bore, sometimes termed the annular space.