1 The Tomcat Tool for rigging up smaller ID BOPs to a Drilling or Workover BOP Stack.

11

The Tomcat ToolThe Tomcat Toolfor rigging up smaller IDfor rigging up smaller ID

BOPs to a Drilling or Workover BOPs to a Drilling or Workover BOP StackBOP Stack

22

What does it do?What does it do?

Crosses over large BOP to small bore for Crosses over large BOP to small bore for wireline, coil tubing, snubbing or pumpingwireline, coil tubing, snubbing or pumping

Rig up and rig down time is minutesRig up and rig down time is minutes

Achieves full working pressure of the Achieves full working pressure of the annular preventerannular preventer

33

Benefits?Benefits?

Has a full working pressure primary seal Has a full working pressure primary seal

A full working pressure back up secondary A full working pressure back up secondary mechanical flow barriermechanical flow barrier

Enhances safety for the crew and operationEnhances safety for the crew and operation

Saves time and moneySaves time and money

44

What is it?What is it? Two (2) pieces:Two (2) pieces:

- shooting nipple - shooting nipple

- hold down flange- hold down flange

High Pressure Shooting Nipple

(HPSN) Assembly

55

Initial rig up of Hold down FlangeInitial rig up of Hold down Flange Install the hold down Install the hold down

flange with the stack flange with the stack with standard studswith standard studs

Test flange with the Test flange with the stack (e.g., upper BOP)stack (e.g., upper BOP)

Full bore for drilling Full bore for drilling operationsoperations

Annular

Hold-downflange

Bell nipple

66

How does HPSN rig up? How does HPSN rig up? When you need When you need

small bore BOPs small bore BOPs install the HP install the HP Shooting Nipple Shooting Nipple (HPSN) to hold (HPSN) to hold down flangedown flange

Installs with acme Installs with acme threads (12 turns at threads (12 turns at low torque)low torque)

HPShootingNipple

Annular

Hold-downflange

Rotary

77

How does it work? How does it work? Upward or Upward or

downward forces downward forces are supported by are supported by the flangethe flange

Primary seal is Primary seal is annular elementannular element

Secondary seal is Secondary seal is lip seal lip seal

Acme thread hold down

Primary barrier

Secondarybarrier

Lower barrier if desired/needed

88

Hold-down flange assembly Hold-down flange assembly Forces absorbed by threadsForces absorbed by threads Pressure is sealed by lip seal and ring gasketPressure is sealed by lip seal and ring gasket

Acme threadsresist + or -

forces

Seal area for lip seal

99

What is it good for? What is it good for? WL work on WL work on

drilling stacksdrilling stacks Coil tubing on Coil tubing on

drilling stacksdrilling stacks Snubbing Snubbing

operationsoperations Pumping Pumping

operationsoperations

1010

What are the advantages? What are the advantages? Saves lots of time and Saves lots of time and

costscosts Operations are safer Operations are safer

for personnel and rigfor personnel and rig Reduces climbing to Reduces climbing to

install conventional install conventional systemssystems

System is properly System is properly pressure testedpressure tested

1111

Cost advantage? Cost advantage? Conventional method with Conventional method with

a requires removal and a requires removal and reinstallation of bell nipple reinstallation of bell nipple and a crossover = 10 hrsand a crossover = 10 hrs

Tomcat Tool = 1 hourTomcat Tool = 1 hour Savings 9 hours per run Savings 9 hours per run At $1500/hr for rig time At $1500/hr for rig time

savings = $13,500 per run savings = $13,500 per run (before rental costs)(before rental costs)

1212

Testing Detail? Testing Detail?

1) Install flange1) Install flange

2) Install bell nipple2) Install bell nipple

3) Run test plug in wellhead3) Run test plug in wellhead

4) Run flange test plug4) Run flange test plug

5) Pressure test whole system 5) Pressure test whole system (which pressure tests cap and (which pressure tests cap and upper ring gasket seal)upper ring gasket seal) 3) Wellhead

Test plug

1) Install hold-down

flange

2) Install Bel nipple 4) Flange

test plug

5) Test pressure

1313

Test integrity? Test integrity?

Upper ring gasket is Upper ring gasket is testedtested

Lip seal in annular cap is Lip seal in annular cap is testedtested

Tomcat system is full Tomcat system is full rating of the annular BOPrating of the annular BOP

Has secondary seal not Has secondary seal not provided in conventional provided in conventional systemsystem

Annular lip seal

Ring gasket

Test pressure

1414

Proto type test Proto type test Upper ring gasket is Upper ring gasket is

testedtested Lip seal in annular cap is Lip seal in annular cap is

testedtested Tomcat system is full Tomcat system is full

rating of the annular BOPrating of the annular BOP Has secondary seal not Has secondary seal not

provided in conventional provided in conventional systemsystem

Test plug

Hold-down flange

10m test

1515

Normal Operations Normal Operations

Full working boreFull working bore Thread is protectedThread is protected Seal area is protectedSeal area is protected Protector is removableProtector is removable

Threadand sealprotector

1616

Design loads 11” 5m versionDesign loads 11” 5m version Thread 1130kipThread 1130kip Studs 2000kipStuds 2000kip HPSN connections in body 2000kip HPSN connections in body 2000kip

tension or compressiontension or compression HPSN body 2000kips tensionHPSN body 2000kips tension

500kips compression500kips compression Burst 14,000 psi WP = 5,000 psiBurst 14,000 psi WP = 5,000 psi Test pressure 10,000 psiTest pressure 10,000 psi Lip seal WP = 5,000 Test 10,000 psiLip seal WP = 5,000 Test 10,000 psi

1717

Specifications Specifications SF according to AISCSF according to AISC Mgf by API 6A PSL-3Mgf by API 6A PSL-3 HH22S spec to NACE MR-01-75S spec to NACE MR-01-75 Materials ASTM 4130 Materials ASTM 4130 22 Rockwell C hardness22 Rockwell C hardness Welding according to AWAWelding according to AWA All outlets flanges to API 6A PSL-3All outlets flanges to API 6A PSL-3 Material traceability and accountabilityMaterial traceability and accountability Protected under USA Patent law (use and Protected under USA Patent law (use and

equipment. equipment.

1818

Features Features Forces (up/down) are supported fullyForces (up/down) are supported fully Two (2) flow barriersTwo (2) flow barriers Quick and efficient rig up and rig downQuick and efficient rig up and rig down Tests the upper BOP sectionTests the upper BOP section

(not done normally)(not done normally) Flange is full bore when not in useFlange is full bore when not in use BOP is fully functional (can close blind)BOP is fully functional (can close blind)

1919

Risk Reduction Risk Reduction

Indonesian blowout during logging 2001

Cost of control $44m

Loss of one year of drilling

2020

Wireline Blowout Wireline Blowout

2121

Total Parts Required Total Parts Required

2222

R-BOP + Tomcat Tool R-BOP + Tomcat Tool Bell nipple is a Bell nipple is a

R-BOP R-BOP housinghousing

If well is If well is unstable run unstable run R-BOP R-BOP assemblyassembly

Drill ahead at Drill ahead at balancebalance

R-BOPHousing

2323

R-BOP that will match up with HPSN R-BOP that will match up with HPSN system system

Star Rotating Star Rotating HeadHead

Rotating head Rotating head systemsystem

WP = 1000 psiWP = 1000 psi Test 2000 psiTest 2000 psi No lubrication No lubrication

system requiredsystem required

2424

Information Necessary for Ordering the TomCat ToolRev 1 15-April-05

Rig Info Units

1Distance annular top to top of rotary

Annular Info2a Manufacturer2b Model2c Inner bore ID2d Working Pressure2e Top connection

Tool Specifications3a Inner bore ID3b Working Pressure3c Top connection3d Side outlet ID3e Side outlet connection3f Side outlet valve type

Order Info4a Rig designation4b Date required

4cLength of rental (estimate)

4d Contact person4e Contract info4f Other

Shaded cells are the required information.

Top of Rotary Table

Rotary

3a

3b

3c

3d

3e3f

2a

2b

2c

2d

2e

1

TomCat Tool Patented Process

The TomCat Tool TM has U.S. Patents awarded for

“High Pressure Adaptor Assembly for use on Blow Out

Preventers” and “Method for Rapid Installation of a Smaller

Diameter Pressure Control Device Usable on Blow Out

Preventers”. U.S. Patent Number 7,267,179 U.S. Patent Number 7,334,634 U.S. Patent Number 7,383,887 U.S. Patent Number 7,464,751

ContactsABEL Engineering/Well Control Co.

Houston, Texas USA

Skype name: BillAbel_ABEL_Engineering Skype-In Tele:

(rings direct to Bill's PC) +1-713-893-3367

Mailing: 2907 West Lane Dr. Houston, Texas 77027

Office: 4740 Ingersoll Suite 102 Houston, Texas 77027

L. William "Bill" Abel PE President

Office: +1-713-355-3838 Fax: +1-713-355-438 Cell: +1-713-204-0294 Email: [email protected] Worldwide GSM: +1-713-204-0294

Web: www.abel-engr.com