Abstract: Provided is a downhole rotary slip ring joint, a well system, and a method for accessing a wellbore.

Abstract: Provided is a keyed running tool for use with a slotted orientation apparatus. The keyed running tool, in one aspect, includes a housing, and two or more keys extending from the housing, the two or more keys movable between a radially retracted state and a radially extended state, wherein adjacent ones of the two or more keys are laterally offset from each other and radially offset from each other by Y degrees, wherein Y is 180 degrees or less.

Abstract: Provided is an inner string, an outer string, and a well system. The inner string, in one aspect, includes an inner tubular configured to extend at least partially within a seal surface of an outer tubular, the inner tubular including a sidewall having a thickness (t1). The inner string, according to one aspect, further includes an orientation port extending entirely through the sidewall to provide fluid access from an interior of the inner tubular to an exterior of the inner tubular, the orientation port configured to align with an orientation slot in the outer tubular that it is configured to engage with to provide a pressure reading indicative of a relative location of the inner tubular to the outer tubular.

Abstract: Provided is a downhole tool, a y-block, a well system, and a method for forming a well system. The downhole tool, in one aspect, includes a bottom hole assembly (BHA) having an uphole end and a downhole end, and a shroud positioned around and proximate the downhole end of the BHA, the shroud operable to slide relative to the BHA. The downhole tool, in this aspect, may further include one or more shear features coupling the shroud to the downhole end of the BHA.

Abstract: Provided is a frac window system, a well system, and a method. The frac window system, in at least one aspect, includes an elongated tubular having a first end and a second end with an opening defined in a wall of the elongated tubular between the first end and the second end, the wall having an inner surface and an outer surface, wherein the opening in the wall is configured to align with a window of a first wellbore casing, and a spacer window sleeve positioned within the elongated tubular, the spacer window sleeve including a tubular having a first tubular end and a second tubular end with a second opening defined in a second wall of the tubular between the first tubular end and the second tubular end, the second wall having a second inner surface and a second outer surface, wherein the second opening in the second wall is configured to at least partially align with the opening in the wall of the elongated tubular.

Abstract: Provided is a downhole tool, a well system and a method. The downhole tool, in one aspect, includes a first member, the first member having a first member inside diameter (ID1), a first member outside diameter (OD1), and a first member hardness value (HV1), and a second member, the second member having a second member inside diameter (ID2), a second member outside diameter (OD2), and a second member hardness value (HV2), the first and second members positioned proximate one another forming an overlapping space therebetween. The downhole tool according to this aspect, further includes a crack compliant seal positioned at the overlapping space and having a compliant seal hardness value (HVcs) less than or equal to one or more of the (HV1) or (HV2) and a high yield strength weld positioned at the overlapping space, the high yield strength weld having a yield strength of at least 50 ksi.

Abstract: Provided is a downhole tool, a well system and a method. The downhole tool, in one aspect, includes a first member, the first member having a first member hardness value (HV1), and a second member, the second member having a second member hardness value (HV2), the first and second members positioned proximate one another forming an overlapping space therebetween. The downhole tool according to this aspect, further includes a mechanical strengthening feature located between the first member and the second member, the mechanical strengthening feature configured to increase an engineering rating of the overlapping space, and a crack compliant seal positioned at the overlapping space, the crack compliant seal having a compliant seal hardness value (HVcs) less than or equal to one or more of the (HV1) or the (HV2).

Abstract: Provided is a keyed running tool for use with a slotted orientation apparatus. The keyed running tool, in one aspect, includes a housing, and two or more keys extending from the housing, the two or more keys movable between a radially retracted state and a radially extended state, wherein adjacent ones of the two or more keys are laterally offset from each other and radially offset from each other by Y degrees, wherein Y is 180 degrees or less.

Abstract: Provided is a whipstock and well system. The whipstock, in one aspect, includes a coupling section having a first radius of curvature, the coupling section configured to engage with a mill bit when running in hole. The whipstock, in accordance with this aspect, further includes a casing breakthrough section having a second radius of curvature, and a controlled exit section having a third radius of curvature, wherein the second radius of curvature is less than the third radius of curvature.

Abstract: Provided is a method of training a stimulation model for a wellbore. Also provided is a method of performing a stimulation process for a wellbore using a trained stimulation model and a computing system for the training. In one aspect the method training a stimulation model includes: 1) collecting a set of sensed signals from downhole sensors, wherein the downhole sensors include at least one of distributed sensors or discrete sensors, and 2) training, using one or more machine learning algorithms, a stimulation model by learning relationships between a training data set based on the set of sensed signals and targeted parameters of a stimulation process.

Abstract: Provided is a downhole rotary slip ring joint, a well system, and a method for accessing a wellbore.

Abstract: Provided is a wet mate, a well system, and a method. The wet mate, in one aspect, includes a wet mate housing, the wet mate housing having a male wet mate connector portion or a female wet mate connector portion. The wet mate, according to this aspect, further includes a fluid reservoir located within the wet mate housing, and a volume of optical coupling fluid located within the fluid reservoir, the volume of optical coupling fluid sufficient to allow the wet mate housing to undergo at least three decoupling/coupling sequences before running out while the wet mate housing is in a substantially horizontal location.

Abstract: Provided is a well system and a method. The well system, in one aspect, includes a wellbore extending through one or more subterranean formations, as well as a lower completion string located within the wellbore. The well system, in this aspect, further includes a service string coupled with the lower completion string, the service string having one or more completion task sensors positioned along its length.

Abstract: Provided is a well system and a method. The well system, in one aspect, includes a wellbore extending through one or more subterranean formations, and a lower completion string located within the wellbore, the lower completion string having a downhole energy transfer mechanism coupled to one or more sensors positioned along the lower completion string. The well system, according to one aspect, further includes a service string coupled with the lower completion string, the service string having an uphole energy transfer mechanism coupled with the downhole energy transfer mechanism of the lower completion string, the downhole energy transfer mechanism and the uphole energy transfer mechanism configured to transfer sensor information obtained by the one or more sensors uphole as the service string is coupled with the lower completion string.

Abstract: Provided is a well system and a method. The well system, in one aspect, includes a wellbore extending through one or more subterranean formations, and a tubular located within the wellbore. The well system, according to one aspect, further includes an energy transfer mechanism coupled to the tubular, wherein the energy transfer mechanism is located above 3 o'clock or above 9 o'clock relative to gravity.

Abstract: Provided is a method of training a production model for a wellbore. Also provided is a method of performing a production process for a wellbore using a trained production model and a computing system for the training. In one aspect the method of training a production model includes: 1) collecting a set of sensed signals from downhole sensors, wherein the downhole sensors include at least one of distributed sensors or discrete sensors, and 2) training, using one or more machine learning algorithms, a production model by learning relationships between a training data set based on the set of sensed signals and targeted parameters of a production process.

Abstract: Provided is a well system and a method. The well system, in one aspect, includes a wellbore extending through one or more subterranean formations. The well system, according to this aspect, further includes a lower completion string located within the wellbore, the lower completion string having a plurality of sensors distributed along at least a portion thereof.

Abstract: Provided is a data recorder for a wellbore, a downhole data recording system for a wellbore, and a method of obtaining downhole data from a wellbore. The data recorder, in at least one embodiment, includes an energy transfer mechanism configured to receive sensed signals from one or more downhole sensors, a data logger, and a controller having one or more processors. The one or more processors, in one aspect, perform operations including: converting the sensed signals received from the one or more downhole sensors into sensor data, and storing the sensor data in a data logger. The data recorder, in one aspect, further includes a coupling mechanism configured to connect the data recorder to an equipment section.

Abstract: Provided is a downhole rotary slip ring joint, a well system, and a method for accessing a wellbore. The downhole rotary slip ring joint, in one aspect, includes an outer mandrel, an inner mandrel operable to rotate relative to the outer mandrel, first and second outer mandrel communication connections coupled to the outer mandrel. The downhole rotary slip ring joint, according to this aspect, further includes first and second inner mandrel communication connections coupled to the inner mandrel, a first and second passageway extending through the outer mandrel and the inner mandrel, the first and second passageway configured to provide continuous coupling between the second outer mandrel communication connection and the second inner mandrel communication connection regardless of a rotation of the inner mandrel relative to the outer mandrel, wherein the downhole rotary slip ring joint is operable to be coupled to a wellbore access tool.

Abstract: Provided is an inner string and a well system. The inner string, in one aspect, includes an inner tubular including a sidewall having a thickness (t3), the inner tubular having an orientation port extending entirely through the sidewall to provide fluid access from an interior of the inner tubular to an exterior of the inner tubular. The inner string, according to one aspect, further includes a weighted swivel located around the inner tubular, the weighted swivel including an orientation slot, the orientation slot configured to align with the orientation port to provide a pressure reading indicative of a relative location of the inner tubular to the weighted swivel.