Directional drill dogleg adjustment system (300) suitable for use in a directional drill (10) and method for adjustment of the same enabling adjustment of a dogleg setting of the directional drill (10) in-situ. Fig. 2a.
An orientation adjustment assembly (300) for a directional drill (10) and the method for the same, wherein the activation and deactivation of the orientation adjustment assembly affects the relative rotation between the stationary and rotary parts of the direction drill (10) is dependent on drilling fluid pressure in the directional drill (10).
Method and system (100) for determining depth of an object (320) deployed into a hole or hollow member or structure (330) by a deployment means (340) based on the use of at least one rotating distance measurement assembly (110) arranged in engagement with a deployment means (340), enabling calculation of the depth of the deployed object (320).
G01B 7/02 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour mesurer la longueur, la largeur ou l'épaisseur
E21B 47/04 - Mesure de la profondeur ou du niveau du liquide
E21B 47/09 - Localisation ou détermination de la position d'objets dans les trous de forage ou dans les puitsIdentification des parties libres ou bloquées des tubes
A survey tool system (100) for surveying deviation of a previously drilled hole (10, 20) from a selected hole path (30) comprises: an assembly of drill pipe sections (55) co-operable with said previously drilled hole (10, 20); and at least one sensor (125) included within the assembly of drill pipe sections (55) for collecting survey data including data correlated with deviation of said previously drilled hole (10, 20) from said selected hole path (30). A processor (130) processes data collected from the at least one sensor (125) and determines deviation of the previously drilled hole (10, 20) from the selected path (30) for said previously drilled hole (10, 20).
Orientation system for downhole device (10), wherein the orientation system comprises an outer magnetic orientation lock assembly (460) arranged in connection with or integrated in the downhole device (10) and an orientation instrument assembly (400) for insertion into the outer magnetic orientation lock assembly (460), and wherein the orientation instrument assembly (400) comprises a sensor assembly (420) rotatably arranged in the orientation instrument assembly (400) and arranged for aligning or orienting in relation to the outer magnetic orientation lock assembly (460).
A survey tool system (100) for surveying deviation of a previously drilled hole (10, 20) from a selected hole path (30) comprises: an assembly of drill pipe sections (55) co-operable with said previously drilled hole (10, 20); and at least one sensor (125) included within the assembly of drill pipe sections (55) for collecting survey data including data correlated with deviation of said previously drilled hole (10, 20) from said selected hole path (30). A processor (130) processes data collected from the at least one sensor (125) and determines deviation of the previously drilled hole (10, 20) from the selected path (30) for said previously drilled hole (10, 20).
A survey tool system (100) for surveying deviation of a previously drilled hole (10, 20) from a selected hole path (30) comprises: an assembly of drill pipe sections (55) co-operable with said previously drilled hole (10, 20); and at least one sensor (125) included within the assembly of drill pipe sections (55) for collecting survey data including data correlated with deviation of said previously drilled hole (10, 20) from said selected hole path (30). A processor (130) processes data collected from the at least one sensor (125) and determines deviation of the previously drilled hole (10, 20) from the selected path (30) for said previously drilled hole (10, 20).
Orientation system for downhole device (10), wherein the orientation system comprises an outer magnetic orientation lock assembly (460) arranged in connection with or integrated in the downhole device (10) and an orientation instrument assembly (400) for insertion into the outer magnetic orientation lock assembly (460), and wherein the orientation instrument assembly (400) comprises a sensor assembly (420) rotatably arranged in the orientation instrument assembly (400) and arranged for aligning or orienting in relation to the outer magnetic orientation lock assembly (460).
Orientation system for downhole device (10), wherein the orientation system comprises an outer magnetic orientation lock assembly (460) arranged in connection with or integrated in the downhole device (10) and an orientation instrument assembly (400) for insertion into the outer magnetic orientation lock assembly (460), and wherein the orientation instrument assembly (400) comprises a sensor assembly (420) rotatably arranged in the orientation instrument assembly (400) and arranged for aligning or orienting in relation to the outer magnetic orientation lock assembly (460).
Pressure proof running gear (100) wireless antenna assembly (10), interior of which pressure proof running gear (100) is arranged or integrated a survey instrument (200) provided with a wireless instrument antenna (201), which wireless antenna assembly (10) is an integrated part of the pressure proof running gear (100) and electrically insulated from the pressure proof running gear (100), and physically and galvanically separated from the wireless instrument antenna (201), wherein the wireless antenna assembly (10) functions as a wireless signal extender of the instrument antenna (201) transferring an electromagnetic communication signal from the interior survey instrument (200) to exterior of the pressure proof running gear (100) enabling direct communication between the survey instrument (200) and an external unit.
E21B 47/01 - Dispositifs pour supporter des instruments de mesure sur des trépans, des tubes, des tiges ou des câbles de forageProtection des instruments de mesure dans les trous de forage contre la chaleur, les chocs, la pression ou similaire
E21B 47/12 - Moyens pour la transmission de signaux de mesure ou signaux de commande du puits vers la surface, ou de la surface vers le puits, p. ex. pour la diagraphie pendant le forage
Pressure proof running gear (100) wireless antenna assembly (10), interior of which pressure proof running gear (100) is arranged or integrated a survey instrument (200) provided with a wireless instrument antenna (201), which wireless antenna assembly (10) is an integrated part of the pressure proof running gear (100) and electrically insulated from the pressure proof running gear (100), and physically and galvanically separated from the wireless instrument antenna (201), wherein the wireless antenna assembly (10) functions as a wireless signal extender of the instrument antenna (201) transferring an electromagnetic communication signal from the interior survey instrument (200) to exterior of the pressure proof running gear (100) enabling direct communication between the survey instrument (200) and an external unit.
E21B 47/12 - Moyens pour la transmission de signaux de mesure ou signaux de commande du puits vers la surface, ou de la surface vers le puits, p. ex. pour la diagraphie pendant le forage
E21B 47/01 - Dispositifs pour supporter des instruments de mesure sur des trépans, des tubes, des tiges ou des câbles de forageProtection des instruments de mesure dans les trous de forage contre la chaleur, les chocs, la pression ou similaire
12.
NON-MAGNETIC SURVEY INSTRUMENT FOR BOREHOLES, CASINGS OR DRILL STRINGS
Non-magnetic survey instrument (100) for borehole, casing or drill string formed by a body (110) accommodating centralizer assemblies (120-122) and measuring systems (170-190), the non-magnetic survey instrument (100) being arranged for continuous surveying as the non-magnetic survey instrument (100) travels downwards or upwards in a borehole, casing or drill string.
Non-magnetic survey instrument (100) for borehole, casing or drill string formed by a body (110) accommodating centralizer assemblies (120-122) and measuring systems (170-190), the non-magnetic survey instrument (100) being arranged for con- tinuous surveying as the non-magnetic survey instrument (100) travels downwards or upwards in a borehole, casing or drill string.
Drilling tool with downhole electric power generator assembly (500), wherein the drilling tool comprising a bottom hole assembly (11) with a foremost full-face drill bit (20) driven by an internal drive shaft (150) transferring feed and rotation forces from a drill string of a drill rig onto the full-face drill bit (20), and further comprising a rotation preventing assembly (100) including at least one pressure pad or packer element (102) for engagement with a borehole wall by activation by pressure from supply of drilling fluid, and a downhole power generator assembly (510), wherein the downhole electric power generator assembly (510) is formed by an outer tube (511) housing at least one stator generator segment (512) and at least one rotor generator segment (513), wherein the at least one stator generator segment (512) is arranged to the outer tube (511) and wherein a part or segment of the inner drive shaft (150) is arranged for accommodating the at least one rotor generator segment (513), wherein the stator generator segment (512) is arranged for accommodating the inner drive shaft (150) with the at least one accommodated rotor generator segment (513).
Drilling tool with downhole electric power generator assembly (500), wherein the drilling tool comprising a bottom hole assembly (11) with a foremost full-face drill bit (20) driven by an internal drive shaft (150) trans- ferring feed and rotation forces from a drill string of a drill rig onto the full- face drill bit (20), and further comprising a rotation preventing assembly (100) including at least one pressure pad or packer element (102) for engagement with a borehole wall by activation by pressure from supply of drilling fluid, and a downhole power generator assembly (510), wherein the downhole electric power generator assembly (510) is formed by an outer tube (511) housing at least one stator generator segment (512) and at least one rotor generator seg- ment (513), wherein the at least one stator generator segment (512) is arranged to the outer tube (511) and wherein a part or segment of the inner drive shaft (150) is arranged for accommodating the at least one rotor generator segment (513), wherein the stator generator segment (512) is arranged for accommodat- ing the inner drive shaft (150) with the at least one accommodated rotor gen- erator segment (513).
Low resistance core sample marking system and method for orienting a core sample retrieved by a wireline-operated drill, where core orientation is achieved by the use of a reference marking device (110) and a data logger for recording geospatial/environmental data in an instrumentation unit (200), where the geospatial/environmental data registered by the data logger is related to the reference scribe mark on the core by the reference marking device (110).
E21B 25/16 - Appareils pour recueillir ou retirer des carottes intactes, p. ex. tubes carottiers ou extracteurs de carottes pour obtenir des carottes orientées
E21B 49/02 - Test pour déterminer la nature des parois des trous de forageEssais de couchesProcédés ou appareils pour prélever des échantillons du terrain ou de fluides en provenance des puits, spécialement adaptés au forage du sol ou aux puits par prélèvements mécaniques d'échantillons du terrain
Thrust bearing assembly (40) for a wireline-operated directional core barrel drill, especially for rock drilling of curved holes with a predetermined path, where all sliding or rolling surfaces of the thrust bearing assembly (40) are made of tungsten (wolfram carbide), titanium carbide, ceramic or Polycrystalline Diamond (PCD), and wherein the thrust bearing assembly (40) has an inner diameter large enough to allow the drive shaft (35) to pass through.
E21B 25/00 - Appareils pour recueillir ou retirer des carottes intactes, p. ex. tubes carottiers ou extracteurs de carottes
F16C 17/04 - Paliers à contact lisse pour mouvement de rotation exclusivement pour charges axiales uniquement
F16C 19/10 - Paliers à contact de roulement pour mouvement de rotation exclusivement avec roulements à billes essentiellement du même calibre, en une ou plusieurs rangées circulaires pour charges axiales principalement
19.
ADJUSTABLE ECCENTRIC BUSHING ASSEMBLY FOR WIRELINE-OPERATED DIRECTIONAL CORE BARREL DRILL
Eccentric bushing assembly (40) for a wireline-operated directional core barrel drill, especially for rock drilling of curved holes with a predetermined path. The eccentric bushing assembly (40) is an adjustable eccentric bushing assembly (40) which includes a bushing (41) and two eccentric sleeves in the form of an outer sleeve (42) and an inner sleeve (43) engaging each other so that eccentricity can be changed seamlessly without the need of replacing components of the directional core drill to change the oblique position of the drill bit (12).
Eccentric bushing assembly (40) for a wireline-operated directional core barrel drill, especially for rock drilling of curved holes with a predetermined path. The eccentric bushing assembly (40) is an adjustable eccentric bushing assembly (40) which includes a bushing (41) and two eccentric sleeves in the form of an outer sleeve (42) and an inner sleeve (43) engaging each other so that eccentricity can be changed seamlessly without the need of replacing components of the directional core drill to change the oblique position of the drill bit (12).
Thrust bearing assembly (40) for a wireline-operated directional core barrel drill, especially for rock drilling of curved holes with a predetermined path, where all sliding or rolling surfaces of the thrust bearing assembly (40) are made of tungsten (wolfram carbide), titanium carbide, ceramic or Polycrystalline Diamond (PCD), and wherein the thrust bearing assembly (40) has an inner diameter large enough to allow the drive shaft (35) to pass through.
Core barrel head (20) for connection to a core barrel for collecting core samples, and for connection to a latch assembly (14), to mount a drill assembly in a bore hole, with a sleeve (27) for carrying the inner tube. A controllable locking device (38, 39) is arranged inside the core barrel head (20) for locking the sleeve (27) in a fixed rotational position relatively to the attached latch assembly (14), to allow measurement of the inclination and the orientation of the core. The invention also includes a survey instrument assembly (12) provided with a connection link (70) for connection to a spearhead (11), drill pipe, latch assembly (14), core barrel head (20) or other drilling or geotechnical equipment.
E21B 25/16 - Appareils pour recueillir ou retirer des carottes intactes, p. ex. tubes carottiers ou extracteurs de carottes pour obtenir des carottes orientées
E21B 47/01 - Dispositifs pour supporter des instruments de mesure sur des trépans, des tubes, des tiges ou des câbles de forageProtection des instruments de mesure dans les trous de forage contre la chaleur, les chocs, la pression ou similaire
