Which of the following is correct regarding Potassium Carbonate used in hydraulic fracturing?

Used to lower the surface tension

Used to limit the growth of microbes

After killing the well by bullheading, what should be done to hold constant pressure on the formation while forward circulating is being done to displace the annulus with kill weight mud?

Hold casing pressure constant while circulating

Hold tubing pressure constant while circulating

Hold casing pressure constant while circulating

Hole casing pressure constant until one tubing volume is reached and then hold tubing pressure constant

Explore topic-wise MCQs in Petroleum Production Operations.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Petroleum Production Operations knowledge and support exam preparation. Choose a topic below to get started.

1.	Any changes in pressure and temperature can unseat a packer used in well completions.
A.	True
B.	False
Answer» B. False

Discussion

2.	Coiled tubing is sometimes used for sand washing.
A.	True
B.	False
Answer» B. False

Discussion

3.	Which of the following is correct regarding Potassium Carbonate used in hydraulic fracturing?
A.	Adjusts the pH of fluid
B.	Known as gelation chemicals
C.	Used to lower the surface tension
D.	Used to limit the growth of microbes
Answer» B. Known as gelation chemicals

Discussion

4.	After killing the well by bullheading, what should be done to hold constant pressure on the formation while forward circulating is being done to displace the annulus with kill weight mud?
A.	Hold tubing pressure constant while circulating
B.	Hold casing pressure constant while circulating
C.	Hole casing pressure constant until one tubing volume is reached and then hold tubing pressure constant
D.	Start reverse circulation
Answer» B. Hold casing pressure constant while circulating

Discussion

5.	Consider a formation with the pressure of 6,220 psi at a True vertical depth of 10,000 ft. If thermal expansion is there due to the heat from the well, what should be the weight of the brine is needed to balance the formation pressure?
A.	Less than 12 ppg
B.	More than 12 ppg
C.	12 ppg
D.	9 ppg
Answer» C. 12 ppg

Discussion

Explore topic-wise MCQs in Petroleum Production Operations.

Any changes in pressure and temperature can unseat a packer used in well completions.

Coiled tubing is sometimes used for sand washing.

Which of the following is correct regarding Potassium Carbonate used in hydraulic fracturing?

After killing the well by bullheading, what should be done to hold constant pressure on the formation while forward circulating is being done to displace the annulus with kill weight mud?

Consider a formation with the pressure of 6,220 psi at a True vertical depth of 10,000 ft. If thermal expansion is there due to the heat from the well, what should be the weight of the brine is needed to balance the formation pressure?