Case History


Case History #1: Tools and Displacement Chemicals

Well Information

  • Gulf of Mexico
  • Deviation – 47⁰
  • Water Depth – 1,456’
  • Well MD – 13,600’
  • Drilling Fluid – 14.2 ppg Synthetic Based
  • Completion Fluid – 11.0 ppg CaCl2

Objective

Displace drilling fluid to completion fluid, reducing cost by minimizing displacement time while ensuring well integrity thru cleanout effectiveness.

Services Provided

  • Mechanical Wellbore Cleanout Tools – Casing Brushes, Scrapers, Magnets, Screen Basket.
  • Displacement Chemicals, WB-FLOC, WB-SURF,WB-SSOLV
  • Spacer Design
  • Tool Placement Design
  • Wellsite Engineering Supervision

Results

  • Fluid Interface – 6 bbls
  • Hole Volumes Circulated to desired fluid clarity (20 NTU’s) – 1.68
  • Total Circulating Time – 5 hr. 22 min

Customer Comment

“The best displacement I have seen in 15 years”.


Case History #2: Brushes, Scrapers, Magnet Tools

Well Information:

  • Gulf of Mexico
  • Deviation – 34⁰
  • Water Depth – 65’
  • Well MD – 13,240’
  • Drilling Fluid – 11.2 ppg Synthetic Based
  • Completion Fluid – 8.6 ppg KCL

Objective

Displace drilling fluid to completion fluid, reducing cost by minimizing displacement time while ensuring well integrity thru cleanout effectiveness.

Services Provided

  • Mechanical Wellbore Cleanout Tools – Casing Brushes, Scrapers, Magnets
  • Tool Placement Design
  • Wellsite Tool Service Specialist

Results

  • Successfully displaced the well, short tripped to top brush, circulated well clean.

Customer Comment

“I am very satisfied with tool performance and service provided”.


Case History #3: CT Circulating Brush Tool Case History

Well Information:

  • Texas Land
  • Production
  • Deviation – Vertical
  • Well MD – 15,645’

Objective

Utilize the Wellbore Specialties 2-7/8” CT Circulating Brush Tool to remove a Barium Sulfate Scale obstruction from production tubing, restoring production flow rates.

Services Provided

  • Mechanical Wellbore Cleanout Tools – CT Circulating Brush Tool
  • Tool Placement Design
  • Wellsite Tool Service Specialist

Results

  • Ran tool below mud motor.
  • Circulating rate 1 barrell per minute.
  • Replaced tool every 400’ due to worn brushes.
  • Successfully removed 1,025’ of Barium Sulfate Scale from 2-7/8” production tubing

Customer was very satisfied and used the same tool on three subsequent wells.

  • ISN
  • PEC
  • Q1 Spec
  • API
  • ISO