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FISHING & RE-ENTRY SERVICES FISHING & RE-ENTRY SERVICES Fishing & Re- Fishing & Re- entry Services entry Services

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FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES

Fishing & Re-Fishing & Re-entry Servicesentry Services

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

Que es Fishing?Que es Fishing?

Es la tecnología para remover o sacar algun objeto no deseable del hueco o pozo.

EL arte y la ciencia de la pesca cubre un amplio rango de posibilidades. Hay algo en el hueco que obstruye el progreso y el cliente quiere removerlo. Es nuestro trabajo concretar como hacer esto de un modo efectivo y seguro.

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

JunkJunk

Incapacidad para realizar un hueco y/o una indicación de torque irregular despues de sacar una broca indica chatarra en el hueco.

La chatarra podría ser:

Conos de Broca Herramientas del Taladro Partes de cuñas y un número grande de cosas

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

Preguntas Básicas para Preguntas Básicas para determinar el Mejor determinar el Mejor

Procedimiento de PescaProcedimiento de Pesca Que es la chatarra?

– Tamaño– Peso– Condición

Es magnético? Se podra acomodar en una junk basket? Se puede moler la chatarra?

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

Existen dos formas de pescar la chatarra:

1. Sacando la chatarra con alguna herramienta de pesca

2. Moliendo la chatarra

Fishing for JunkFishing for Junk

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

Fishing Tools Junk CatcherFishing Tools Junk Catcher Fishing Magnet

Reverse Circulation Junk Baket

Junk Basket

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES

Milling Milling OperationsOperations

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

MillsMills

Los Junk Mill son usados para:

Moler alguna cosa que accidentalmente ha caido dentro del hueco.

Moler tuberia que ha sido cementado por dentro y por el anular y no puede ser sacado de otra forma.

Moler cualquier tipo de empaque o moverlo hacia abajo.

etc

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

Types of Milling ToolsTypes of Milling Tools

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

Factores que afectan la Factores que afectan la MoliendaMolienda

Estabilidad del Pescado: Estático ó en movimiento

Dureza del pescado Peso aplicado Rpm (Velocidad de molienda) Tipo de Tungsteno Propiedades del lodo

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES

Wash Over Wash Over OperationsOperations

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

Wash Over OperationsWash Over Operations

Las operaciones de lavado son hechas en Hueco abierto cuando:

Cortar la formación que esta adherida al pescado

Se presenta chatarra en la parte externa del pescado

Moler partes del BHA que no pueden ser lavados.

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

Ensamblaje StandardEnsamblaje StandardTop Bushing

Juntas de Washpipe

Rotary shoe

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

Seleccion de la CoronaSeleccion de la Corona

Se debe elegir cuidadosamente la corona dependiendo del trabajo a realizar

Dientes cortos se usa mejor para formaciones medias y duras.

Dientes medios son mas rápidos para formaciones medias

Tipo Ola son usadas para cortar empaques,

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

Tipo Diente SierraTipo Diente Sierra

Flat Bottom Washover Flat Bottom Washover ShoeShoe

Tipo OlaTipo Ola

Tipo Tipo TorreTorre

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES

Pesca en Hueco Pesca en Hueco Abierto y Hueco Abierto y Hueco

entubadoentubado

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

Reglas Básicas de PescaReglas Básicas de Pesca

Conocer las dimensiones Saber donde esta el Tope del Pescado Conocer las propiedades Mecánicas Nunca rotar el pescado una vez este cogido. Un viaje rápido no siempre conlleva un buen

viaje Puede ser el OD pescable? Concoer de la mejor manera el pescado Verificar toda la información pertinente

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

Drill Pipe

Accelerators

Fishing Jar

Bumper Jar

BoxTap

TaperTap

SpearAssembly

Screwin Subor Joint

Overshot

Drill Collars

OPCIONES OPCIONES BHA DE BHA DE PESCAPESCA

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

Características deseables Características deseables para una herramienta de para una herramienta de

pescapesca

Deberia ser FuerteDeberia ser Fuerte Deberia serDeberia ser viable para circular a través de

esta. Deberia serDeberia ser viable para correr equipo de

wireline a través de esta. Deberia liberarse

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

Screw In SubScrew In Sub

100 - Strength 100 - Circulation 100 - Wireline 100 - Jar up or down 100 - Torque

capabilities 60 - Releasable

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

Overshots – Series 150Overshots – Series 150

Top Sub – Several Top Sub – Several different connectionsdifferent connections

Grapple – Basket or SpiralGrapple – Basket or Spiral

BowlBowl

Control – Mill Tooth or Control – Mill Tooth or PlainPlain

Guide – Several different Guide – Several different configurationsconfigurations

100 – Wire line100 – Wire line 100 – 100 –

ReleasableReleasable 80 – Strength80 – Strength 80 – Jar up80 – Jar up 50 – Torque50 – Torque 40 – Circulation40 – Circulation 20 – Jar down20 – Jar down

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

Bowen Releasing SpearBowen Releasing Spear

StrengthReleasableJarring upTorqueWirelineJarring downCirculation*

100 -100 -80 -60 -40 -20 -

0 -

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

Box Tap or Die CollarBox Tap or Die Collar

100 - Wireline 40 - Strength 40 - Torque 20 - Jar up 20 - Jar down 0 - Circulation 0 - Releasable

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

40 - Strength

40 - Torque

20 - Jar up

0 - Jar down

0 - Wireline

0 - Circulation

0 - Releasable

Taper TapTaper Tap

FISHING & RE-ENTRY SERVICESFISHING & RE-ENTRY SERVICES2005 2005 Weatherford. All rights reserved.Weatherford. All rights reserved.

GRACIAS!!!!GRACIAS!!!!