What did Howard Hughes Sr. invent that greatly effected the oil and gas industry?

WayneZhao asked Feb 28, 2022

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10 votes

What did Howard
Hughes Sr. invent that
greatly effected the oil
and gas industry?

WayneZhao asked Feb 28, 2022

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25 votes

Answer:

He invented the "Sharp–Hughes" rotary tri-cone rock drill bit during the Texas Oil Boom.

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Marandus answered Mar 5, 2022

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