Post on 10-Apr-2016
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• Our exclusive focus: The CORE;
• Oilfield Service Company incorporated in 1988 in Aberdeen;
• Independent;
• Innovative, Creative & Service Oriented;
• Operating in more than 45 countries including the most remote areas;
• Nowadays cutting more than 50,000 ft / year worldwide.
“ FORMATION EVALUATION THROUGH THE CORE ”
General CommentsGeneral Comments
BRAZIL
INDIA
TUNISIA
RUSSIA
NORWAYU.K.
EGYPTLIBYA
ITALY
SAUDIARABIA
SUDAN
NIGERIA
ANGOLA
INDONESIA
AUSTRALIA
QATARU.A.E.
COLOMBIAVENEZUELA MALAYSIA
THAILAND
NEW ZEALAND
PHILIPPINES
SYRIAIRAN
IVORY COAST
USKAZAKHSTAN
PAKISTAN
VIETNAM
CHINA
AZERBAIJANTURKMENISTAN
MEXICO
ALGERIA
ARGENTINA
MOZAMBIQUE
UGANDA
Corpro – A global networkCorpro – A global network
Types of Damage due to Coring and Core Handling
•Fractures during drilling-inner barrel rotation
•Loss of core prior to entering core barrel
•Dilation / gas expansion during tripping out
•Loss of core during tripping out
•Mechanical damage during the pipe tripping process
•Mechanical damage during recovery at surface (rotation, shock and flexure)
FlexureFlexureDamageDamage
IntroductionIntroduction
PlanningPlanningCore Acquisition Program :
•Prepared based on meetings and all data made available,•All the aspects of the coring operations are covered with:
·Responsibilities,·Safety issues,·Mud design,·Procedures,·Coring Equipment,·Tripping Out Program,·Core Processing & Transportation,
•Require participation of all the teams (drilling, geology, reservoir,…)•Final details are discussed through 2 way email communications.
Tripping Out Program :·Designed based on local PVT data (Bubble point, Bo, Rs, reservoir pressure and temperature, range of permeability, etc…),·Reduce risks of core damage due to gas expansion
PlanningPlanning
0
1
2
3
4
5
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8
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0 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000
Depth (ft)
Trip
Out
Spe
ed (M
in/S
tand
)
Example:·From TD to 5000ft 2min/stand·From 5000 to 900ft 4min/stand·From 900ft to surface 8min/stand
Down Hole EquipmentDown Hole EquipmentBHA :
Down Hole EquipmentDown Hole Equipment
Core Barrel: 7” x 4”
Top Connection: 4 1/2” IF
Core Barrel Length: 6m
Core Barrel - Main ComponentsCore Barrel - Main Components
Outer Barrel Head
Stabiliser
Outer Barrel
Core Bit
Inner Barrel Head
TSS Inner Barrel
Lower Shoe
Core BarrelCore Barrel Down-hole OpDown-hole Op Core ProcessingCore Processing
Core BarrelCore Barrel
Corpro Core Barrel
Thin Sleeve System
Half Moon
Shoe
Outer Head
Corehead
Outer Assembly:•20-foot modular system•Automatic spacing
Inner Assembly:•2 component inner tube system
Half Moon Liner:•Pre split aluminium inner tube
Down Hole EquipmentDown Hole EquipmentCore Barrel :
Down Hole EquipmentDown Hole Equipment
Down Hole EquipmentDown Hole Equipment
Down Hole EquipmentDown Hole Equipment
Inner TubeInner TubeRecovery ProcedureRecovery Procedure
Core HandlingCore Handling
Inner TubeInner TubeRecovery ProcedureRecovery Procedure
Inner TubeInner TubeRecovery ProcedureRecovery Procedure
Core HandlingCore Handling
Inner TubeInner TubeRecovery ProcedureRecovery Procedure
Core HandlingCore Handling
Inner TubeInner TubeRecovery ProcedureRecovery Procedure
Core HandlingCore Handling
Inner TubeInner TubeRecovery ProcedureRecovery Procedure
Core HandlingCore Handling
Inner TubeInner TubeRecovery ProcedureRecovery Procedure
Core HandlingCore Handling
Inner TubeInner TubeRecovery ProcedureRecovery Procedure
Core HandlingCore Handling
Inner TubeInner TubeRecovery ProcedureRecovery Procedure
Core HandlingCore Handling
Inner TubeInner TubeRecovery ProcedureRecovery Procedure
Core HandlingCore Handling
Inner TubeInner TubeRecovery ProcedureRecovery Procedure
Core HandlingCore Handling
Inner TubeInner TubeRecovery ProcedureRecovery Procedure
Core HandlingCore Handling
Inner TubeInner TubeRecovery ProcedureRecovery Procedure
Core HandlingCore Handling
Core Bit TechnologyCore Bit Technology
Leading to:
• Increase Bit Life
• Improve Core Recovery
• Improve Core Quality
Core Bit TechnologyCore Bit Technology
Spiral BladesTo ensure the best stabilisation of
the corehead
Radial BearingTo prevent any lateral movement
of the inner barrel Thrust BearingTo provide an efficient rotational independence between the inner
and outer barrel
Controlled Spacing
To guarantee a minimal flow in the throat
Core Bit TechnologyCore Bit TechnologyLowInvasion
Flow PortsEnsure 95% of the fluid to flow through the port and not to wash
or invade the core
Deflection AngleDirect the flow towards the OD of the hole, away from the core Throat Ports
Reduce the speed of the flow that will be
seen by the coreInner Gauge
As short as possible to minimise any further
damage to the core one it has been cut
Coreheads :MCP 6628 ½” x 4”
MCP 6828 ½” x 4”
MCP 5818 ½” x 4”
Core Bit TechnologyCore Bit Technology
MCP 4728 ½” x 4”
Core Bit TechnologyCore Bit Technology
Lower Shoe – Core catcher
Down Hole EquipmentDown Hole Equipment
Core Catcher
Lower Shoe
Upper Shoe
Coreheads 8 ½” x 4”Coreheads 8 ½” x 4”
MCT543MCP580
Core QualityCore Quality
Processing AreaProcessing Area
Core ProcessingCore Processing
Core ProcessingCore Processing
Processing AreaProcessing Area
Laydown Cradle
Shear Boot Clamp
Inner Tube Clamp
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot2.2. Open ValveOpen Valve
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot2.2. Open ValveOpen Valve
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot2.2. Open ValveOpen Valve3.3. PumpPump
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot2.2. Open ValveOpen Valve3.3. PumpPump
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot2.2. Open ValveOpen Valve3.3. PumpPump
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot2.2. Open ValveOpen Valve3.3. PumpPump
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot2.2. Open ValveOpen Valve3.3. PumpPump
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot2.2. Open ValveOpen Valve3.3. PumpPump
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot2.2. Open ValveOpen Valve3.3. PumpPump
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot2.2. Open ValveOpen Valve3.3. PumpPump
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot2.2. Open ValveOpen Valve3.3. PumpPump
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot2.2. Open ValveOpen Valve3.3. PumpPump
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot2.2. Open ValveOpen Valve3.3. PumpPump4.4. Close ValveClose Valve
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot2.2. Open ValveOpen Valve3.3. PumpPump4.4. Close ValveClose Valve5.5. Push Liner away from pistonPush Liner away from piston
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot2.2. Open ValveOpen Valve3.3. PumpPump4.4. Close ValveClose Valve5.5. Push Liner away from pistonPush Liner away from piston
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot2.2. Open ValveOpen Valve3.3. PumpPump4.4. Close ValveClose Valve5.5. Push Liner away from pistonPush Liner away from piston
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
1.1. Remove Shear BootRemove Shear Boot2.2. Open ValveOpen Valve3.3. PumpPump4.4. Close ValveClose Valve5.5. Push Liner away from pistonPush Liner away from piston
Core ProcessingCore Processing
TSS – Pump Out ProcedureTSS – Pump Out Procedure
Core ProcessingCore Processing
Processing AreaProcessing Area
Core HandlingCore HandlingCore Measuring & Marking-up :
Cie – well XXX
Core#1 - Box#1 - X of YTopDep
th
Bot
tom
Dep
th
·Measuring from the top,·Marking-up every one metre (or 3 feet) and labelling.
Core Cutting :·Half Moon Tube extraction from the steel tube TSS,·Core cutting (Air driven Saw)
Core HandlingCore Handling
Core ProcessingCore Processing
Core ProcessingCore Processing
Core ProcessingCore Processing
Core ProcessingCore Processing
Core ProcessingCore Processing
Core ProcessingCore Processing
Core ProcessingCore Processing
Core ProcessingCore Processing
Core ProcessingCore Processing
Core ProcessingCore Processing
Core ProcessingCore Processing
Core ProcessingCore Processing
Core ProcessingCore Processing
Core ProcessingCore Processing
Core ProcessingCore Processing
Core ProcessingCore Processing
Core ProcessingCore Processing
Core Container :·Offer to the Core a safe, robust, protective and transportable environment,·Ensure that Core Quality is maintained through handling & transportation and brought to the Core Analysis Laboratory.
Core TransportationCore Transportation
Thank you,Visit us at
www.corpro-group.com
You can also visit our partner’s website at:www.corias.com
www.kirkpetrophysics.com