Case Histories

WWT FlexShoes Save Several Hours per Well on 9-5/8” Casing Run and Drill-Out

Location: Asia
Well Type: Offshore, Directional Well
Objective: Help 9‐5/8in casing run to
bottom quickly and efficiently.
Solution: WWT FlexShoe w/ReamGuide
Results: Smooth casing run to bottom.

WWT Non-Rotating Protectors Reduce Torque in Directional Well

Location: Asia-Pacific
Well Type: Directional
Objective: Torque Reduction
Solution: WWT NRPs
Results: Immediate torque reduction upon installation of WWT NRPs

WWT Non-Rotating Protectors Reduce Torque and Improve ROP

Location: Asia-Pacific
Well Type: Directional
Objective: Torque Reduction
Solution: WWT NRPs
Results: Immediate torque reduction upon installation of WWT NRPs

Canadian Operator Improves Weight Transfer in Horizontal Well

Location: Canada
Well Type: Horizontal Shale
Objective: Improved weight transfer
Solution: WWT SS3 installed mid-span above and through build section
Results: Reduced Buckling and Improved Drilling Performance

WWT FlexShoe helps 5in Casing through Tough Conditions

Location: California
Well Type: Offshore High Angle
Objective: Run Casing in High Inclination Wellbore
Solution: WWT FlexShoe
Results: Casing run to bottom with no significant drag.

WWT Non-Rotating Protectors Reduce Torque in Directional Well

Location: Continental Europe
Well Type: Directional
Objective: Torque Reduction
Solution: WWT NRPs
Results: Immediate torque reduction upon installation of WWT NRPs.

Torque Reduced By 28% After Installing WWT NRPs In Build Section

Location: Delaware Basin (New Mexico)
Well Type: 2 Mile Horizontal
Objective: Torque Reduction
Solution: WWT SS3-500 NRPs
Results: Immediate 28% Torque Reduction

WWT FlexShoe helps 16” Casing Get to Bottom in Deepwater GOM

Location: Gulf of Mexico
Well Type: Deepwater
Objective: Run 16” Casing in High Inclination Wellbore
Solution: WWT FlexShoe
Results: Casing run to bottom.

WWT Coiled Tubing Tractor Sets Record in Extended Reach Well

Kingdom of Saudi Arabia
Well Depth:  28,257 feet
Problem:  Lock-up of the 2" coiled tubing occured at 21,980 feet, 6,277 feet short of TD
Solution: The WWT CT Tractor successfully delivered the MPLT tool string to 28,000 feet after navigting 5,780 feet of open hole. 

Challenging Horizontal Well with Expected High Torque – Middle East

Location: Middle East
Well Type: Horizontal
Objective: Torque Reduction
Solution: WWT NRPs
Results: Torque Reduced by 38% when WWT NRPs reached recommended area.

Challenging Horizontal Well with Expected Casing Wear

Location: Middle East
Well Type: Horizontal
Objective: Casing Protection
Solution: WWT NRPs
Results: 7” liner protected from KOP to liner shoe throughout bit run.

WWT NRPs Reduce Torque 34% with in a Long Horizontal Well

Location: Middle East
Well Type: Horizontal
Objective: Torque Reduction
Solution: WWT SS3-550 NRPs
Results: 34% Torque Reduction

North Dakota Operator Eliminates Tieback Strings on Pad Wells

Location: North Dakota
Well Type: Horizontal Pad Wells
Objective: Casing Protection Solution: WWT NRPs
Results: USIT Log Proves Minimal Casing Wear with NRPs Installed

WWT Non-Rotating Protectors Prevented Additional Casing Wear

Location: North America
Well Type: Horizontal
Objective: Casing Protection
Solution: WWT NRPs
Results: Recovered Metal Significantly Reduced

WWT Non-Rotating Protectors Reduce Torque in Challenging Well

Location: North America
Well Type: Horizontal
Objective: Torque Reduction
Solution: WWT NRPs
Results: Reduced torque more than 25% @ TD

WWT Non-Rotating Protectors Reduce Torque in Directional Well

Location: North America
Well Type: Directional
Objective: Torque Reduction
Solution: WWT NRPs
Results: Immediate 32% torque reduction upon installation of WWT NRPs

Latin American Operator Protects Casing in Low-ROP Drilling

Location: Latin America
Well Type: S-shaped
Objective: Casing Protection in Low
ROP Drilling
Solution: WWT NRPs
Results: USIT Log Results Indicate
Minimal Casing Wear at NRPs

Latin American Operator Protects Casing in Re-Entry Wells

Location: Latin America
Well Type: Build-and-Hold Re-Entry Sidetrack
Objective: Casing Protection
Solution: WWT NRPs
Results: Minimal Casing Wear at Sidetrack Point

Increased Casing Protection Measurably Reduces Metal Collected

Location: Latin America
Well Type: Directional
Objective: Casing Protection
Solution: NRPs
Benefit: Reduced Metal Collection

WWT FlexShoe with JetGuide Helps 4-1/2in Liner Run Through Window in Oman

Location: Oman
Well Type: Land, Directional Well
Objective: Run 4-1/2in liner though window.
Solution: WWT FlexShoe
Results: Smooth casing run to bottom.

Reduced Torque and Rig Cost due to Non-Rotating Protectors

Location: Permian
Well Type: Horizontal
Objective: Torque Reduction
Solution: WWT SS3‐500 NRPs
Results: Torque and Cost reductions

Torque Reduced By 20% As WWT NRPs Moved Through Build Section

Location: Permian
Well Type: 1 Mile Horizontal
Objective: Torque Reduction
Solution: WWT SS3-500 NRPs
Results: Immediate 20% Torque Reduction

WWT FlexShoe helps 4 ½” Casing Get to Bottom

Location: Permian Basin (Texas)
Well Type: Horizontal
Objective: Run 4-1/2in casing in through severe dog-legs.
Solution: WWT FlexShoe
Results: Casing run to bottom.

Conveyance of Coiled Tubing Tool Strings

Sakhalin Island, Russia
Job: 0401
Well Depth:     9,300 meters + TMD
2,600 meters + TVD
Problem: The conveyance of tool stings carrying perforating guns and production logging instruments to TMD beyond that of the coiled tubing helical lock-up point.
Solution: The WWT International Inc. Intervention Tractor, developing 8,500 lbs. of force and installed at the end of the coiled tubing, was able to deliver tool strings to the desired location on 5 runs into the well, accumulating over 4,300 meters of walking distance at up to 17 ft. per minute.

GOM Operator Preserves Casing in Deepwater Development Wells

Location: USA Gulf of Mexico
Well Type: Deepwater directional
Objective: Casing Protection and torque reduction
Solution: WWT SS NRPs across KOP
Results: Casing protection, 25% torque Reduction, and additional side tracks

West Texas Operator Experiences Numerous NRP Benefits

Location: West Texas
Well Type: Horizontal
Objective: Reduced torque and casing wear
Solution: WWT SS3 installed across contact-force spike
Results: Significant immediate reduction in metal recovery, torque, and drag

Torque Reduced 25% after Installing SS and SS3 WWT NRPs

Location: Wyoming
Well Type: S – Shaped
Objective: Torque Reduction
Solution: WWT SS-450 & SS3-450 NRPs
Results: 25% Torque Reduction

WWT FlexShoe Guides 5-1/2in Liner Through Open Hole Sidetrack in Wyoming

Location: Wyoming, USA
Well Type: Land, Horizontal Well
Objective: Run 5-1/2in casing into open hole sidetrack on the first attempt.
Solution: WWT FlexShoe ST
Results: Smooth, efficient casing run.

WWT FlexShoe with JetGuide Helps 5-1/2in Casing Quickly Reach Target Depth in Queensland Australia

Location: Queensland, Australia
Well Type: Land, ‘S’ Shape
Objective: Run production casing
though difficult formations.
Solution: WWT FlexShoe w/ JetGuide
Results: Casing run to bottom quickly.

WWT International Inc. 3-3/8-Inch Coiled Tubing Tractor Facilitates Well Cleanout and Bridge Plug Removal

Problem:  Operator tried unsuccessfully with competing tractors to perform well cleanout and remove composite bridge plugs to achieve target depth.
Solution: The WWT International CT Tractor was used successfully to convey the coiled tubing beyond lock-up, perform a balldrop and open up a circulation port at TD, and enable milling of composite bridge plugs left over from fracing operations.

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21 March 2018
WWT will proudly be exhibitting new technology at the OGWA Conference in Muscat, Oman on March 26-28...
21 March 2018
WWT will proudly be exhibitting new technology at the SPE/ICoTA Coiled Tubing and Well InterventionC...

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