PERFORATION TUNNEL DRILLING TOOL

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PERFORATION TUNNEL DRILLING TOOL
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Projected 30 foot Perf-Drill lateral in skin -
damaged well
1675
2-7/8 inch production tunnel

Actual Perf-Drill 15 degree exit tunnel in
cement/API target
Tunnel at one inch from casing
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• PERF-DRILL
• PERFORATION TUNNEL
• DRILLING TOOL
• Runs from inside of 4-1/2 or larger casing
• 2-7/8 diameter drilled production tunnel
• 30 feet out from the well bore
• Any fluid Any depth - power swivel or CT
• Through casing in 45 minutes
• 10 degree exit angle to 90 degrees in 10 feet
• Patent No. 7,810,586 October 12, 2010

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• 2-7/8 Perf-Drill Tunnel showing 90 degrees in
  10 feet build rate (_at_ one inch from casing)

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• PERF-DRILL TUNNEL
• A DRILLED
• PRODUCTION DRAIN HOLE
• 30 FOOT PENETRATION INTO FORMATION
• MEASUREABLE VERIFIABLE
• LEAVES CLEAN, UNDAMAGED FORMATION
• THAT IS EQUAL TO
• 57 CASING GUN PERFORATIONS

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2-7/8 ID maintained angle Perf-Drill Tunnel
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2-7/8 ID 45 Degree Perf Tunnels
10 FEET
90 DEGREE EXIT PERF- DRILL TUNNELS
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• CARBIDE INSERT BIT WITH 2-7/8
  DRILLED HOLE SHOWING
  9 DEGREES PER FOOT
  BUILD RATE IN API TARGET MATERIAL

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• TENSION LOADED WEIGHT ON BIT CONTROLLED

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Perf-Drill Performance

• A large, clean, drilled perforation from the
  casing to TD of the perforation tunnel, provides
  
• ? NON-DAMAGING
• ? UNRESTRICTED,
• ? CONDUCTIVE FLOW PATH with
• ? MAXIMUM ACCESS to the pay zone
• PERFORATING with a 2-7/8 I.D. - 30 foot long
  tunnel exposes 3,245 sq. INCHES of formation
  with ONE PERFORATION TUNNEL.
• ONE JET PERFORATION ½ I.D. X 48 ASSUMED
  FORMATION EXPOSURE OF 75 sq. INCHES
• 318-222-3348
  www.perf-drill.com

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Perf-Drill exit shoe / whipstock with 18 inch
exit face showing only tool marks after two 2.9
inch bit exits in 4-1/2 and 5-1/2 casing
The Perf-Drill 3 degree per joint flexible
drive system allows the bit to pull away
from the whipstock exit the casing in less than
18 inches.
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Perf Drill tool Whipstock housing - 3.7 inch OD
Perf-Drill patented flexible drive sections
2.38 inch OD Nine Degrees per foot build rate
PERF-DRILL BHA
2.9 inch OD Perf-Drill Mill Drill insert bit
Drills through casing cement formation.
Position shown would be 50 in to the 4.5
casing wall
Whipstock
Whipstock tool anchor
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BRING US YOUR ORPHANED WELLS, YOUR TIRED AND
YOUR OLD WELLS OR YOUR WELL THAT HAS TOO MUCH
POTENTIAL TO PLUG
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