Inventor
KIESS CHRISTIAN
DE5 patents
Patents
5 patentsUS10132126B2Nov 20, 2018
Modular top drive
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Centralizer with integrated stop collar
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Tubular handling apparatus
WEATHERFORD TECH HOLDINGS LLC0 citations54
US11085248B2Aug 10, 2021
Centralizer
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US10280695B2May 7, 2019
Centralizer
WEATHERFORD TECH HOLDINGS LLC1 citations53