Abstract: The present invention relates to systems and methods for finding and sampling hydrocarbons from seeps in water or from artificial sources of water. The present invention related to systems and methods for in situ analyzing fluid samples in a body of water. The systems and methods can be used to find hydrocarbons and associated non-hydrocarbons from seeps in water. Such seeps may come from natural sources in deep water, possibly as deep as 3000 m or even more.

Abstract: A trigger weight camera device that is retrofittable to existing equipment to image underwater objects and underwater processes, and method of using the device to image the underwater objects and the underwater processes, and operate as a trigger weight for the existing equipment.

Abstract: Aspects of the subject technology relate to a method of correcting sensor position. The method comprises transmitting one or more first pulses of a first frequency range towards a first portion of a seabed and one or more second pulses of a second frequency range towards a second portion of the seabed, and receiving a first set and second set of backscattered data. The method further includes processing the first and second set of backscattered data to form a first and second set of image data and comparing the first set and second set of image data. The method further includes creating one or more error vectors between the first set and second set of image data, and updating the first set of backscattered data based on the one or more error vectors to produce an updated set of image data.

Abstract: Apparatus for determining a spatial property in a 3D-space, wherein the apparatus comprises a physical pointer, a camera and a position and orientation measurement system, wherein a first object in the 3D-space comprises a pattern on it, wherein the physical pointer is configured to contact a surface area of a second object in the 3D-space, wherein the camera is configured to capture, at a position of the camera with respect to the first object, image data comprising an image of the pattern; wherein the position and orientation measurement system is configured to determine a heading, position, verticality, attitude, and/or inclination of the camera based on the image of the pattern, and determine, based on the determined heading, position, verticality, attitude, and/or inclination of the camera and a relative position of the physical pointer with respect to the camera, the spatial property of the surface area by the physical pointer.

Abstract: A buoyant camera device that is mechanically connectable to existing equipment to image underwater objects and underwater processes, and method of using the device to image the underwater objects and the underwater processes.

Abstract: A method, system and computer program product for determining soil properties comprising a probe including at least a liquid injection port and a pressure transducer. The probe is pushed into a soil and one or more pumping tests are carried out, wherein during a pumping test infiltration liquid is pumped through the liquid injection port of the probe. The pressure response in the soil resulting from the injection of liquid through the liquid injection port is measured for each of the one or more pumping tests.

Abstract: The present invention relates to systems and methods for finding and sampling hydrocarbons from seeps in water or from artificial sources of water. The present invention related to systems and methods for in situ analyzing fluid samples in a body of water. The systems and methods can be used to find hydrocarbons and associated non-hydrocarbons from seeps in water. Such seeps may come from natural sources in deep water, possibly as deep as 3000 m or even more.

Abstract: A buoyant camera device that is mechanically connectable to existing equipment to image underwater objects and underwater processes, and method of using the device to image the underwater objects and the underwater processes.

Abstract: A trigger weight camera device that is retrofittable to existing equipment to image underwater objects and underwater processes, and method of using the device to image the underwater objects and the underwater processes, and operate as a trigger weight for the existing equipment.

Abstract: A pressure sensing device is configured for measuring water pressure in a soil medium, and includes a sensor housing and a pressure sensor. The sensor housing is adapted with a sensor cavity delimited by an enveloping surface. The sensor housing is provided with a selective passage for water between an outer surface of the sensor housing and the sensor cavity. The pressure sensor is arranged within the sensor cavity for measurement of a water pressure within the sensor cavity. The pressure sensing device includes an antimicrobial substance for preventing microbial gas production in the sensor cavity.

Abstract: A computer-implemented method for identifying features of interest in a data image. The method includes identifying data variations in a data image or set of data images, each data image comprising rendered data, identifying one or more features of interest in the data image or set of data images based on the identified data variations, identifying a feature of interest genus corresponding to each identified feature of interest, reclassifying the rendered data based on each of the identified features of interest genuses so as to eliminate background data in the rendered data thereby producing an eliminated background dataset, and generating a feature of interest map for each identified feature of interest genus. A machine learning method, including a training phase, for automatically identifying features of interest in a data image is further provided.

Abstract: The invention provides an apparatus (10, 14) for detecting objects that are submerged in a body of water or at least partly buried in a bed of the body of water. According to a first aspect, the apparatus comprises a support structure (16) adapted to be mounted to a remotely operated towed vehicle, ROTV (12), a plurality of acoustic transducers (27.x) mounted to the support structure (16), and at least one magnetic sensor (28.x) mounted to the support structure (16). According to a second aspect, the apparatus comprises a remotely operated towed vehicle, ROTV (12), the ROTV (12) comprising at least one control flap (38.x) operable to control a sub-surface depth of the ROTV (12) when the ROTV (12) is towed in the body of water, a support structure (16) mounted to the ROTV (12), and a plurality of acoustic transducers (27.x) mounted to the support structure (16). The invention further provides a method, a computer system, and a machine-readable medium.

Abstract: Apparatus for determining a spatial property in a 3D-space, wherein the apparatus comprises a physical pointer, a camera and a position and orientation measurement system, wherein a first object in the 3D-space comprises a pattern on it, wherein the physical pointer is configured to contact a surface area of a second object in the 3D-space, wherein the camera is configured to capture, at a position of the camera with respect to the first object, image data comprising an image of the pattern; wherein the position and orientation measurement system is configured to determine a heading, position, verticality, attitude, and/or inclination of the camera based on the image of the pattern, and determine, based on the determined heading, position, verticality, attitude, and/or inclination of the camera and a relative position of the physical pointer with respect to the camera, the spatial property of the surface area by the physical pointer.

Abstract: A method, system and computer program product for determining soil properties comprising a probe including at least a liquid injection port and a pressure transducer. The probe is pushed into a soil and one or more pumping tests are carried out, wherein during a pumping test infiltration liquid is pumped through the liquid injection port of the probe. The pressure response in the soil resulting from the injection of liquid through the liquid injection port is measured for each of the one or more pumping tests.

Abstract: The invention relates to a method for monitoring remote infrastructure networks. The method comprises the steps of collecting spatially referenced data as physical of an area containing a remote infrastructure network, identifying the remote infrastructure network in the collected physical data, and building a parametrized model of the remote infrastructure network based on the physical data and on operational data, the parametrized model including a spatially referenced model of said remote infrastructure network. Further, the method comprises the steps of storing the parametrized model and updating the parametrized model by assigning updated physical data and/or operational data associated with the remote infrastructure network to at least one parameter of the parametrized model.

Abstract: An unmanned underwater vehicle (UUV) with a hydraulic system (100) for use in cold surroundings and method of controlling such hydraulic system. The hydraulic system (100) comprises a hydraulic circuit (10). One or more tools (21,22) may be hydraulically operable via the hydraulic circuit (10). A pump (32) is configured to pressurize a flow of hydraulic fluid (F) via the hydraulic circuit (10) e.g. for actuating the tools (21,22). A valve system (40) comprises control valves (41,42,43) disposed in the hydraulic circuit (10) for controlling the flow of hydraulic fluid (F) through the hydraulic circuit (10). A controller (50) is configured to control one or more of the control valves (43) as a function of a temperature (T) of the hydraulic fluid (F).

Abstract: An image acquisition unit for obtaining data to generate at least one three-dimensional representation of at least one underwater structure is disclosed. The image acquisition unit includes a unit body, a plurality of cameras, a first laser light device, and a second laser light device. The first laser light device can operate based on a first illumination setting. The second laser light device can operate based a second illumination setting. The first and second cameras can be configured to capture light during the first illumination setting and generate a first set of data representative of the first laser projecting on the at least one underwater structure at a predetermined scan rate. The third and fourth cameras can be configured to capture light during the second illumination setting and generate a second set of data representative of the second laser projecting on the at least one underwater structure at the predetermined scan rate.

Abstract: An image acquisition unit for obtaining data to generate at least one three-dimensional representation of at least one underwater structure is disclosed. The image acquisition unit includes a unit body, a plurality of cameras, a first laser light device, and a second laser light device. The first laser light device can operate based on a first illumination setting. The second laser light device can operate based a second illumination setting. The first and second cameras can be configured to capture light during the first illumination setting and generate a first set of data representative of the first laser projecting on the at least one underwater structure at a predetermined scan rate. The third and fourth cameras can be configured to capture light during the second illumination setting and generate a second set of data representative of the second laser projecting on the at least one underwater structure at the predetermined scan rate.

Abstract: The invention relates to a method for transmitting survey and/or seismic data from an offshore site to a remotely located site. The method comprises the step of filtering survey and/or seismic data obtained at the offshore site. Further, the method comprises a step of transmitting the compressed survey and/or seismic data via a data transfer channel towards a remotely located server.

Abstract: This document describes a system for the deployment, towing and recovery of marine equipment from a waterborne carrier, which carrier comprises a hoisting arrangement for lifting the marine equipment into the water. The system cooperates with the hoisting arrangement, and comprises a lateral deployment-recovery assembly for deployment and recovery on a lateral side of the carrier, and includes: a tow winch and an aft lateral outrigger connected to the carrier. The assembly also comprises a tow line guide and a guider winch including a guide line attachable to the tow line guide. The aft outrigger comprises a seat for the tow line guide and a sheave for the guide line to enable guiding of the tow line guide to the seat. The document also describes a method.