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Back-Pressure Data on Natural-Gas Wells and Their by Edwin Lee Rawlins

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By Edwin Lee Rawlins

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Read or Download Back-Pressure Data on Natural-Gas Wells and Their Application to Production Practices. United States. Bureau of Mines. Monograph 7 PDF

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Extra resources for Back-Pressure Data on Natural-Gas Wells and Their Application to Production Practices. United States. Bureau of Mines. Monograph 7

Sample text

GL=1,100. 2. 02 (table 33, appendix 5). 3. Assume delivery rates of 50,000,000 and 70,000,000 cubic feet of gas per 24 hours. 02 and flows of 50,000,000 and 70,000,000 cubic feet of gas per 24 hours are, respectively, 127 and 178. Since, under these conditions, P,=R (approximately), as shown by table 35 of appendix 5, the values of PI corresponding to flow rates of 50,000,000 and 70,000,000 cubic feet per 24 hours are 127 and 178 pounds per square inch, respectively. 4. 073, respectively. 5. 67.

Curve C. fig. 9. S Curve 4 pressure data are shown in figure 9. The data and calculations applicable to the well are given in table 12. The shut-in pressure at the wellhead before liquid was removed from the well bore was 478 pounds per square inch gage. The well then was allowed to produce through a Ii-inch orifice at the wellhead, and the velocity of the flow was sufficient to lift liquid from the well bore. , 44 BACK-PRESSURE DATA ON GAS WELLS liquid from the well bore equivalent to a pressure of 72 pounds per square inch.

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