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Questions tagged [drilling]

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0
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0answers
14 views

Question about changing casing depth during well logging?

I am facing an issue where the formation is heavily fractured due to which the geophysical probe is getting stuck . For example : initially the casing was present till 20m depth . Now the probe is ...
0
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1answer
31 views

Could further oil drilling remove an insulation layer of the Earth cores heat? [duplicate]

Putting aside burning fossil fuels, what are the consequences of another 100 years of drilling deeper and deeper to extract oil reserves globally? Would this significant extraction remove an ...
8
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1answer
443 views

How straight is the Kola superdeep borehole?

The legendary Kola superdeep borehole is about 12 km deep. To achieve such depth, a major difficulty is to make sure the borehole is vertical straight. Intuitively, when the borehole is deep enough, ...
19
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5answers
3k views

Why aren't seismic stations installed very deep underground so as to pre-warn from earthquakes?

The velocity of p-waves emanating from earthquakes is in the range of 5-8 km/s (link)--let's assume it is 5 km/s. The earthquake depth is up to hundreds of kms deep underground (link)--let's assume it ...
9
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4answers
2k views

Can we reduce the scale of volcanic eruptions by drilling some canals or bombing some holes in the crater?

As we know, when large scale volcanic eruptions occurs, large amounts of ashes and lava rushed out at short time, is it possible to drill some canels or bomb some holes in the crater so that the gas ...
2
votes
1answer
156 views

Volcano magma chamber [duplicate]

If I use a really big drill and drill all the way down to a magma chamber what exactly would happen? From what I understand we cant drill to a Magma Chamber because it is really hot, but I have a ...
10
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3answers
385 views

Is it feasible to use depleted oil wells for geothermal production?

There is an oil field outside my hometown. I wonder if it is feasible to use the same oil wells for geothermal production after oil production rate drops below profitable point.
1
vote
2answers
7k views

Hypothetically, what would happen to the earth if a large hole was drilled through the center?

This may be a slightly unusual question. I know it wouldn't be possible, but what would the short and long term effects be, if a large (say, 1 mile diameter) round hole appeared, and went straight ...
13
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1answer
402 views

What is caesium-137 used for in fracking?

Caesium-137 is used in the fracking process. What is it used for?
13
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4answers
5k views

Can we really travel through earth's core?

Inspired by the movie, "The Core". Can we really travel through earth's core? I will provide 2 sub questions: Is there any substance that can resist the heat of earth's core? Between the crust and ...
14
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2answers
266 views

How does geothermal heating work?

I have heard that geothermal heating is a way of generating energy from the temperature difference between the inner layers of the Earth and the Earth's crust. How is it possible to extract this ...