1
Keith R Nelson, Gohar Saeed, Franz Aguirre: Force monitoring tractor. Schlumberger Technology Corporation, Trevor Grove, December 9, 2014: US08905148 (2 worldwide citation)

A downhole tractor assembly that is configured for open-hole applications. The assembly includes a force monitoring mechanism to help monitor and control forces imparted through a drive mechanism of the tractor in real time. As such, damage to open-hole formations due to excessive tractoring forces ...


2
Keith R Nelson, Gohar Saeed, Franz Aguirre: Force Monitoring Tractor. Schlumberger Ipc, September 24, 2009: US20090236101-A1

A downhole tractor assembly that is configured for open-hole applications. The assembly includes a force monitoring mechanism to help monitor and control forces imparted through a drive mechanism of the tractor in real time. As such, damage to open-hole formations due to excessive tractoring forces ...


3
Nelson Keith R, Saeed Gohar, Aguirre Franz: Force monitoring tractor. Schlumberger Ca, wang dan, February 23, 2011: CN201010278403

A downhole tractor assembly that is configured for open-hole applications. The assembly includes a force monitoring mechanism to help monitor and control forces imparted through a drive mechanism of the tractor in real time. As such, damage to open-hole formations due to excessive tractoring forces ...


4
Force Monitoring Tractor. March 26, 2015: US20150083406-A1

A downhole tractor assembly that is configured for open-hole applications. The assembly includes a force monitoring mechanism to help monitor and control forces imparted through a drive mechanism of the tractor in real time. As such, damage to open-hole formations due to excessive tractoring forces ...


5
NELSON KEITH R, SAEED GOHAR, AGUIRRE FRANZ: TRACTEUR AVEC FONCTION DE SURVEILLANCE DE FORCE, FORCE MONITORING TRACTOR. SCHLUMBERGER CANADA, SCHLUMBERGER CANADA, SMART & BIGGAR, October 3, 2017: CA2702404

A downhole tractor assembly that is configured for open-hole applications. The assembly includes a force monitoring mechanism to help monitor and control forces imparted through a drive mechanism of the tractor in real time. As such, damage to open-hole formations due to excessive tractoring forces ...