Method and system for performing a casing conveyed perforating process and other operations in wells

A method for performing an operation in a well comprising:

• providing a process tool in a well, said process tool being configured to perform an operation;
• providing a first device in the well in signal communication with the process tool and configured to transmit and receive rf signals;
• transporting a second device through the well proximate to the first device, said second device configured to generate a unique rf signal responsive to radio frequency signals from the first device;
• and
• controlling the process tool responsive to reception of the unique rf signal by the first device during the transporting step.

A method for performing an operation in a well comprising:

• locating a process tool at a required depth within a well;
• providing a reader device in the well in signal communication with the process tool and configured to transmit and receive rf signals;
• providing an identification device configured to generate a unique code signal responsive to transmission signals from the reader device;
• programming the reader device to transmit a control signal to the process tool upon reception of the unique code signal from the identification device;
• transporting the identification device through the well past the reader device;
• and
• transmitting the control signal to control the process tool upon reception of the unique code signal from the identification device.

A method for performing an operation in a well comprising:

• providing a first process tool at a first depth in the well and a second process tool at a second depth in the well;
• providing a first reader device in the well configured to control the first process tool and a second reader device in the well configured to control the second process tool;
• transporting a first radio identification device through the well proximate to the first reader device, and a second identification device through the well proximate to the second reader device, the first identification device configured to transmit a first code signal to the first reader device, and the second identification device configured to transmit a second code signal to the second reader device;
• controlling the first process tool responsive to the first reader device receiving the first code signal during the transporting step;
• and
• controlling the second process tool responsive to the second reader device receiving the second code signal during the transporting step.

A method for performing a perforating process in a well comprising:

• providing a casing in the well having an outside diameter and an inside diameter;
• providing a perforating tool on the outside diameter of the casing;
• providing a first device in the well configured to control the perforating tool;
• providing a second device configured to transmit a code signal to the first device;
• transporting the second device through the inside diameter of the casing proximate to the first device;
• and
• controlling the perforating tool responsive to the first device receiving the code signal from the second device during the transporting step.

A method for performing a perforating process in a well having well casing positioned therein, the method comprising:

• providing a perforating tool in the well configured to perforate the well casing;
• providing a first device in the well in signal communication with the perforating tool and configured to transmit and receive rf signals;
• providing a second device configured to generate a unique rf code signal responsive to rf signals from the first device;
• transporting the second device through the casing proximate to the first device;
• and
• controlling the perforating tool responsive to reception of the unique rf code signal by the first device during the transporting step.

A method for performing a perforating process in a well bore having casing positioned therein comprising:

• providing a perforating tool on the outside diameter of the casing by attaching the perforating tool to at least one of a plurality of tubulars that comprise the casing;
• providing a reader device on the casing configured to control the perforating tool;
• providing an identification device configured to transmit a unique rf code signal to the reader device;
• transporting the identification device through the inside diameter of the casing proximate to the reader device;
• and
• actuating the perforating tool to perforate the casing responsive to the reader device receiving the unique rf code signal from the identification device during the transporting step.

A method for performing a perforating process in a well comprising:

• attaching a perforating tool to an outside diameter of a tubular, said perforating tool comprising a plurality of charge assemblies and a reader device configured to initiate a detonation sequence for the charge assemblies;
• attaching the tubular to a plurality of tubulars and lowering the tubular with the perforating tool attached thereto to a selected depth in the well to form a well casing;
• transporting an identification device through the well casing proximate to the reader device, said identification device configured to transmit a unique code signal to the reader device;
• transmitting the unique code signal to the reader device during the transporting step;
• and
• initiating the detonation sequence to perforate the casing responsive to reception of the unique code signal by the reader device.

A system for performing an operation in a well comprising:

• a process tool located at a selected depth within the well;
• an identification device configured for transport through the well proximate to the process tool, and configured to transmit an rf code signal upon reception of rf transmission signals;
• and
• a reader device in the well comprising a transmitter configured to transmit the rf transmission signals, a receiver configured to receive the rf code signal from the identification device, and a control circuit configured to control the process tool responsive to reception of the rf code signal by the receiver.

A system for performing an operation in a well comprising:

• a well casing;
• a tool attached to the casing at a selected depth within the well;
• a reader device attached to the well casing, or to the tool, the reader device in signal communication with the tool and configured to transmit and receive rf signals and to control the tool responsive to reception of a unique rf signal;
• and
• an identification device configured for transport through the casing and to generate the unique rf signal responsive to the rf signals from the reader device.

A system for performing a perforating process in a well comprising:

• a well casing having an inside diameter and an outside diameter;
• a perforating tool attached to the outside diameter comprising a charge assembly configured to perforate the well casing;
• an identification device configured for transport through the inside diameter and configured to generate a unique rf signal;
• a reader device on the tool, or on the casing proximate to the tool, the reader device comprising a receiver for receiving the unique rf signal, and a control circuit for controlling the charge assembly responsive to reception of the unique rf signal.

A system for performing a perforating process in a well comprising:

• a well casing;
• a perforating tool attached to the casing comprising a charge assembly configured to perforate the casing and a hydraulic detonator assembly configured to detonate the charge assembly;
• a perforating gun attached to the casing configured to perforate the casing to establish fluid communication between the casing and the hydraulic detonator;
• a detonator on the casing configured to fire the perforating gun;
• an identification device configured for transport through the casing proximate to the tool, and configured to transmit an rf code signal upon reception of rf transmission signals;
• and
• a reader device on the tool comprising a transmitter configured to transmit the rf transmission signals, a receiver configured to receive the rf code signal from the identification device, and a control circuit configured to actuate the detonator to fire the perforating gun responsive to reception of the rf code signal by the receiver.

A method for improving production in an oil or gas well comprising:

• providing a process tool in the well configured to perform the operation;
• providing a first device in the well in signal communication with the process tool and configured to transmit and receive rf signals;
• providing a second device configured to generate a unique rf signal responsive to rf signals from the first device;
• programming the first device to control the process tool upon reception of the unique rf signal from the second device;
• transporting the second device through the well proximate to the first device;
• and
• controlling the process tool responsive to reception of the unique rf signal by the first device during the transporting step.