High power laser workover and completion tools and systems
First Claim
Patent Images
1. A high power laser workover and completion system for providing high power laser energy to a location in a wellbore in a precise and controlled manner to perform a laser workover and completion operation in the wellbore, the system comprising:
- a. a high power laser source capable of providing a high power laser beam having a power of at least about 15 kW, and a beam parameter product of about less than 100 mm milliard;
a chiller operably associated with the high power laser source;
b. a means for transmitting the laser beam from the high power laser source to a predetermined location in the wellbore for performing a workover and completion operation; and
,c. the transmitting means optically associated with a means for suppressing nonlinear scattering phenomena arising from the transmission of the laser beam having a power of at least about 15 kW; and
,d. the transmitting means optically and mechanically associated with a high power laser workover and completion bottom hole assembly;
e. whereby, the high power laser beam is delivered to the predetermined location in the wellbore with sufficient power to perform the laser workover and completion operation.
1 Assignment
0 Petitions
Accused Products
Abstract
Workover and completion systems, devices and methods for utilizing 10 kW or more laser energy transmitted deep into the earth with the suppression of associated nonlinear phenomena. Systems and devices for the laser workover and completion of a borehole in the earth. These systems and devices can deliver high power laser energy down a deep borehole, while maintaining the high power to perform laser workover and completion operations in such boreholes deep within the earth.
505 Citations
25 Claims
-
1. A high power laser workover and completion system for providing high power laser energy to a location in a wellbore in a precise and controlled manner to perform a laser workover and completion operation in the wellbore, the system comprising:
-
a. a high power laser source capable of providing a high power laser beam having a power of at least about 15 kW, and a beam parameter product of about less than 100 mm milliard;
a chiller operably associated with the high power laser source;b. a means for transmitting the laser beam from the high power laser source to a predetermined location in the wellbore for performing a workover and completion operation; and
,c. the transmitting means optically associated with a means for suppressing nonlinear scattering phenomena arising from the transmission of the laser beam having a power of at least about 15 kW; and
,d. the transmitting means optically and mechanically associated with a high power laser workover and completion bottom hole assembly; e. whereby, the high power laser beam is delivered to the predetermined location in the wellbore with sufficient power to perform the laser workover and completion operation. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
-
-
14. A high power laser workover and completion system for providing high power laser energy to a location in a wellbore in a precise and controlled manner to perform a laser workover and completion operation in the wellbore, the system comprising:
-
a. a high power laser source capable of providing a high power laser beam having a power of at least about 10 kW, an M2 of less than about 2, and a beam parameter product of about less than 100 mm millirad;
the laser source operably associated with a chiller;b. a laser beam transmission conductor for transmitting the laser beam from the high power laser source to a predetermined location in the wellbore for performing a workover and completion operation; and
,c. a nonlinear scattering phenomena suppression system for suppressing nonlinear scattering arising from the transmission of the laser beam having a power of at least about 10 kW; and
,d. the laser beam transmission conductor in optical and mechanical associated with a high power laser workover and completion assembly; e. whereby, the high power laser beam is delivered to the predetermined location in the wellbore with sufficient power to perform the laser workover and completion operation. - View Dependent Claims (15, 16, 17)
-
-
18. A high power laser workover and completion system for providing high power laser energy to a borehole to perform a workover and completion operation at a location within the borehole, the system comprising:
-
a. a source of high power laser energy, the laser source capable of providing a laser beam having at least about 20 kW of power; b. a conveyance assembly having a distal end and a proximal end thereby defining a length of at least about 3,000 ft; c. a source of a fluid for use in a laser workover and completion operation; d. the proximal end of the conveyance assembly being in fluid communication with the source of fluid; e. the proximal end of the conveyance assembly being in optical communication with the laser source; f. the conveyance assembly comprising a high power laser transmission cable, the transmission cable having a distal end and a proximal end, the proximal end being in optical communication with the laser source, and the distal end being in optical communication with a downhole assembly, whereby the laser beam is transmitted by the cable from the proximal end to the distal end of the cable and to the downhole assembly for delivery of the laser beam energy to a location in the borehole to perform a workover and completion operation; g. a means for suppressing nonlinear scattering phenomena from the laser beam in associations with at least one of elements a., b., e., or f.; and
,h. the power of the laser energy at the downhole assembly adjacent to the location in the borehole to perform the workover and completion operation being at least about 5 kW. - View Dependent Claims (19, 20, 21, 22, 23)
-
-
24. A high power laser workover and completion system for providing high power laser energy over a long distance to a location in a borehole to perform a workover and completion operation, the system comprising:
-
a. a high powered laser source, capable of providing a high power combined laser beam, the high power laser source comprising a combination of a plurality of laser sources, wherein each laser source of the combination is capable of providing a high power laser beam characterized by a power of at least about 1 kW and a linewidth; b. a means for suppressing nonlinear scattering phenomena arising from transmission of the high power laser beam, comprising the high power combined laser beam characterized by an effective linewidth greater than the linewidth of a laser beam from a laser source from the plurality of laser sources; and
,c. a means for transmitting the laser beam from the high power laser source to a location in the borehole to perform a workover and completion operation; d. whereby, the high power combined laser beam is delivered to the location within the borehole for performing the workover and completion operation and, whereby the combined laser beam has a power of at least about 15 kW. - View Dependent Claims (25)
-
Specification