Method, device and apparatus

Abstract

A method of obtaining fluid, typically hydrocarbons, from a first production zone and a second production zone, the method comprising: (a) providing a first pump or valve to produce or control flow of fluid from the first production zone; (b) in a well, providing a first well connector proximate to, and in fluid communication with, the first production zone; (c) connecting the first device to the first well connector; (d) providing a second pump or valve to produce or control flow of fluid from the second production zone; (e) in the well, providing a second well connector proximate to, and in fluid communication with, the second production zone; (f) connecting the second device to the second well connector; (g) producing fluids from the first and second production zones through the well connectors.

1 . A method of obtaining fluid from a first production zone and a second production zone, the method comprising: 
 (a) providing a first device to produce or control flow of fluid from the first production zone;    (b) in a well, providing a first well connector proximate to, and in fluid communication with, the first production zone;    (c) connecting the first device to the first well connector;    (d) providing a second device to produce or control flow of fluid from the second production zone;    (e) in the well, providing a second well connector proximate to, and in fluid communication with, the second production zone;    (f) connecting the second device to the second well connector;    (g) producing fluids from the first and second production zones through the well connectors.    
   
   
       2 . A method as claimed in  claim 1 , wherein at least one well connector is provided in the well during completion of the well.  
   
   
       3 . A method as claimed in  claim 1 , wherein the well comprises casing with production tubing provided therein, and at least one well connector is provided in a side pocket in the production tubing, and when at least one device is connected to the at least one well connector, the device is substantially located in the side pocket.  
   
   
       4 . A method as claimed in  claim 1 , wherein at least one device is releasably connected to the well connector.  
   
   
       5 . A method as claimed in  claim 1 , wherein at least one device also connects to a power connector provided in the well, to supply the device with power.  
   
   
       6 . A method as claimed in  claim 5 , wherein at least one device connected to a power connector is releasably connected to the power connector.  
   
   
       7 . A method as claimed in  claim 1 , wherein the first and second devices are provided in a cartridge which is lowered into the well and the devices provided on the cartridge connect with the well connectors.  
   
   
       8 . A well apparatus comprising: 
 a casing lining a well and a production tubing provided within the casing;    a first well connector proximate to a first production zone, the first well connector, in use, in communication with the production zone;    the well connector being connectable to a first device, said device comprising a means to control or produce a flow of fluid from the production zone;    a second well connector proximate to a second production zone, the second well connector, in use, in communication with the second production zone;    wherein the second well connector is connectable to a second device, said second device comprising a means to control or produce a flow of fluid from the production zone.    
   
   
       9 . An apparatus as claimed in  claim 8 , wherein each well connector is provided in a side pocket of the production tubing.  
   
   
       10 . An apparatus as claimed in  claim 8 , wherein at least one well connector comprises a valve operable in a non-axial direction with respect to the borehole.  
   
   
       11 . An apparatus as claimed in  claim 10 , wherein the valve is operable in a transverse direction.  
   
   
       12 . An apparatus as claimed in  claim 8 , comprising a power and/or control line which extends down the well to at least one well connector which further comprises a power connector for connection to at least one device.  
   
   
       13 . An apparatus as claimed in  claim 12 , wherein the power connector is an electrical connector.  
   
   
       14 . An apparatus as claimed in  claim 13 , wherein the electrical connector and the well connector are integrated.  
   
   
       15 . An apparatus as claimed in  claim 13 , wherein a single electrical power line provides power for a plurality of devices.  
   
   
       16 . An apparatus as claimed in  claim 15 , wherein the single electrical power line comprises a first core operating at positive voltage and a second core operating at negative voltage.  
   
   
       17 . An apparatus as claimed in  claim 12 , wherein the power connector is a hydraulic connector.  
   
   
       18 . An apparatus as claimed in  claim 8 , wherein the apparatus comprises at least one of said device.  
   
   
       19 . An apparatus as claimed in  claim 18 , wherein the device comprises a valve.  
   
   
       20 . An apparatus as claimed in  claim 18 , wherein the device comprises a pump.  
   
   
       21 . An apparatus as claimed in  claim 18 , wherein the devices are arranged in the well to allow full bore access to the well beneath the devices.  
   
   
       22 . A device for producing or controlling fluid from a well, the device comprising a means to control or produce the flow of fluid from a production zone, and a connector to releasably connect with a well connector, the well connector, in use, in fluid communication with the production zone.  
   
   
       23 . A device as claimed in  claim 22 , comprising a valve.  
   
   
       24 . A device as claimed in  claim 23 , wherein the valve is a proportional valve.  
   
   
       25 . A device as claimed in  claim 24 , comprising a pump assembly.  
   
   
       26 . A device as claimed in  claim 22 , wherein the device is adapted to connect with a power connector provided in the well connector.  
   
   
       27 . A device as claimed in  claim 26 , wherein the device is hydraulically powered.  
   
   
       28 . A device as claimed in  claim 26 , wherein the device is electrically powered.  
   
   
       29 . A device as claimed in  claim 22 , wherein the device is shaped to be lowered and raised within a well by an elongate member, such as a wireline.  
   
   
       30 . A device as claimed in  claim 22 , wherein the device is shaped to be lowered and raised in the production tubing of a well.  
   
   
       31 . A device as claimed in  claim 22 , having a main longitudinal axis and, in use, is lowered within a well to form the connection with the well connector, the device is lowered in a direction generally parallel to said longitudinal axis, and a portion of the device which connects to the well connector extends transversely with respect to said longitudinal axis.