Bizarre Patents
Decorative Jeweled Wheel Cover
An improved wheel is provided wherein decorative items such as gem stones are embedded in either the wheel surface, a special mounting section attached to the wheel surface, or to a spoke strap that wraps around each spoke and positions embedded gem stones on the outside surface of the spoke.
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| Number | Title | Issue Date |
| 8061451 | Vertical drilling system for controlling deviation Systems for controlling deviations during drilling operations, including a transmission housing and a bearing assembly secured between a stator housing and a drill bit. Two stabilizers are secured to the transmission housing, and one stabilizer is secured to the bea... | 11/22/2011 |
| 8051928 | Downhole assembly and cutter assembly This invention relates to a downhole assembly and to a cutter assembly, and in particular to a downhole assembly including an apparatus for breaking up large-scale material which is present behind a drill bit, and to a cutter assembly for use in such a downhole asse... | 11/08/2011 |
| 7798253 | Method and apparatus for controlling precession in a drilling assembly Drilling apparatuses and methods for limiting precession are provided. According to one embodiment, a drilling apparatus includes a non-rotating stabilizer. The non-rotating stabilizer includes a first blade and a second blade, the first blade being arranged opposit... | 09/21/2010 |
| 7766102 | Downhole assembly and cutter assembly This invention relates to a downhole assembly and to a cutter assembly, and in particular to a downhole assembly including an apparatus for breaking up large-scale material which is present behind a drill bit, and to a cutter assembly for use in such a downhole asse... | 08/03/2010 |
| 7578360 | Dynamic damper for use in a drill string A dynamic damper for installation in a drill string (1), the purpose of which damper is to reduce the risk of jamming the drill bit (5), thereby avoiding damages in the event of unwanted extreme oscillations and rotational speed of the drill string cau... | 08/25/2009 |
| 7395881 | Roller subs A roller sub system for reducing friction between a tool string and a wall in a well bore for use in the oil and gas industry. The apparatus has a roller body and wheel sub system, which is configured to have removably mounted wheels of variable diameters. A plurali... | 07/08/2008 |
| 7308955 | Stabilizer arrangement A stabilizer comprises a body having first and second ends, each of which is formed with a respective connector means, the body having an outer wall upon which is formed a plurality of the upstanding blades radially outer surfaces of which define gauge pads, flow ch... | 12/18/2007 |
| 7306060 | Drilling assembly with a steering device for coiled-tubing operations The present invention provides a drilling assembly for drilling deviated wellbores. The drilling assembly includes a drill bit at the lower end of the drilling assembly. A drilling motor provides the rotary power to the drill bit. A bearing assembly of the drilling ... | 12/11/2007 |
| 7299885 | Downhole drill string having a collapsible subassembly and method of loosening a stuck drillstring A method and apparatus for allowing a downhole drill string to be stuck at one location and continue to rotate above the stuck section. The apparatus provides a method for collapsing the stuck subassembly by reducing its outside diameter. Simultaneous with the subas... | 11/27/2007 |
| 7278478 | Tubing string anchoring tool An anchoring tool anchors a tubing string within a surrounding well casing against rotation in either clockwise or counter clockwise directions. The tool includes a tubular housing for connection in line with the tubing string. A fixed jaw is fixedly mounted on the ... | 10/09/2007 |
| 7267184 | Modular housing for a rotary steerable tool According to one embodiment of the invention, a rotary steerable tool includes a drive shaft configured to be coupled to a drill string at an upper end thereof and configured to be coupled to a drilling tool at a lower end thereof. A middle portion of the drive shaf... | 09/11/2007 |
| 7249968 | Electrical connections for harsh conditions Apparatuses are provided which basically comprise a socket which has at least two contiguous passages formed therein which are adapted to receive exposed wire and/or insulated wire. Bonding materials and crimp joints, alone or in combination, are provided to further... | 07/31/2007 |
| 7216726 | Downhole fluid-tight flexible joint A downhole tool comprises a joint, and a resilient member 65 which extends through the joint and provides a restoring force which tends to strengthen the joint. The joint may comprise a flex coupling 61 which allows limited articulation of the joint. F... | 05/15/2007 |
| 7192094 | Auger flight support system An auger support assembly for use with an augering system for mining which bores a pair of side-by-side holes through a coal seam using dual side-by-side augers. Each auger includes a drilling section which is followed by a series of auger flights for conveying the ... | 03/20/2007 |
| 7188689 | Variable gauge drilling apparatus and method of assembly therefor A variable gauge drilling apparatus and a method for assembling a variable gauge drilling apparatus for insertion in a subject borehole. The variable gauge drilling apparatus includes: an apparatus housing having a housing size which is suitable for insertion in a s... | 03/13/2007 |
| 7185721 | Male portion, drill bit and threaded joint for percussive rock drilling A male portion for percussive rock drilling includes sections of reduced cross-sectional area. At least one thread for percussive rock drilling is provided at an end of the male portion. The end of the male portion comprises an abutment surface for the transfer of i... | 03/06/2007 |
| 7182160 | Drill string element having at least one bearing zone, a drill string, and a tool joint The drill string element has at least one bearing zone for bearing against the wall of the borehole during drilling. The bearing zone comprises at least one bearing segment extending in the axial direction and having an outside surface that is cylindrical and of con... | 02/27/2007 |
| 7168507 | Recalibration of downhole sensors In downhole drilling tools, a first set of inexpensive and/or relatively small sensors that typically have lower accuracy and higher drift than conventional downhole sensors are located in the drill string adjacent to the bit. A second set of highly accurate sensors... | 01/30/2007 |
| 7159668 | Centralizer A centralizer 10 for mounting on a tubular member such as a section of casing, together with one or more stops 42, 48 for retaining the centralizer thereon. The stops 42, 48 are provided with profiles for engaging the centralizer to restrict rot... | 01/09/2007 |
| 7134512 | Method of downhole drilling and apparatus therefor A downhole drilling apparatus suspended by tubing includes a drill bit driven by an electric motor powered by a cable means. The motor is mounted upon a hollow shaft which allows fluid to pass through, so that a fluid circuit along the tube and back along the annulu... | 11/14/2006 |
| 7096940 | Centralizer system for insulated pipe A centralizer system is provided for use in a marine riser system with an insulated pipe, which may be a titanium stress joint. The centralizer system utilizes one or more centralizers mounted such that insulation material is provided in an annulus between the one o... | 08/29/2006 |
| 7090007 | Centralizer for wireline tools A centralizer for use in oil well wireline toolstrings comprising a central mounting rod and floating spring mechanisms between which a number of jointed centralizer arms are connected. The jointed centralizer arms have a section with a concave profile disposed near... | 08/15/2006 |
| 7028789 | Drilling assembly with a steering device for coiled-tubing operations The present invention provides a drilling assembly for drilling deviated wellbores. The drilling assembly includes a drill bit at the lower end of the drilling assembly. A drilling motor provides the rotary power to the drill bit. A bearing assembly of the drilling ... | 04/18/2006 |
| 7000713 | Blockless reamer A blockless reamer drilling tool comprising an elongated tool body and a reamer unit. The reamer unit includes, a shaft having a first end and a second end and a cutter mounted on the shaft between the first and second ends. A pocket on the exterior surface of the t... | 02/21/2006 |
| 6968904 | Method and apparatus for operations in underground/subsea oil and gas wells A method and apparatus for advancing a rotating motorized downhole tool for operations in oil/gas wells. The apparatus is adapted for drilling and milling away of casing sections in the wells, as preparation for plugging the same. The apparatus includes a rotating t... | 11/29/2005 |
| 6957704 | Limit clamp for use with casing attachments A limit clamp for securing a tool to a casing having a groove in its outer surface. The limit clamp comprises a block having a base and a flange. The base is positioned in the groove to contact at least one stop in the groove and the flange extends out of the groove... | 10/25/2005 |
| 6935442 | Stabilizer device for rotary string of drill rods with reduced friction The stabilizer (1) has a tubular central body (3) having means for connection (3a, 3b) to a first and a second component of the string of drill rods and at least one external contact element (4) with a wall (2 | 08/30/2005 |
| 6688409 | Friction reducing tool and method for its use in a wellbore A friction reducing tool (1) having a generally tubular body (2) and three or more groups of rotatable castors (3) provided about the periphery of the body, wherein the castors of each group are substantially aligned in a longitudinal direction, and where... | 02/10/2004 |
| 6679559 | Auger flight support for plural auger coal mining systems An auger flight support for use with an augering systems for mining which bores a pair of side-by-side holes through the coal seam using respective augers. Each auger includes a drilling section which is followed by a series of auger flights for conveying... | 01/20/2004 |
| 6668945 | Method and apparatus for milling a window in a well casing or liner A method and apparatus for milling a window in a downhole structure, such as a casing or a liner, includes a mandrel that supports milling elements arranged in a predetermined pattern. In one example, the milling elements are arranged in one or more conti... | 12/30/2003 |
| 6666267 | Downhole tools A casing centralizer is provided. Such a casing centralizer includes a tubular body substantially comprised of a plastics material and having an innermost surface, an outermost surface, and opposed ends. The tubular body is adapted to surround a well casi... | 12/23/2003 |
| 6655477 | Friction-reducing drill pipe component The friction reducing drill pipe component in the form of a sub (10) is adapted to form part of a drill string. The sub (10) comprises a tubular mandrel (12) having first and second ends for connection to adjacent components of the drill string. A sleeve ... | 12/02/2003 |
| 6626254 | Drilling assembly with a steering device for coiled-tubing operations The present invention provides a drilling assembly for drilling deviated wellbores. The drilling assembly includes a drill bit at the lower end of the drilling assembly. A drilling motor provides the rotary power to the drill bit. A bearing assembly of th... | 09/30/2003 |
| 6622803 | Stabilizer for use in a drill string A stabilizer especially adapted for use with an drill string having an eccentric drilling element, such as a bi-center bit. The stabilizer has a pair of circumferentially displaced blades that lie in a common circumferential plane and extend from a rotata... | 09/23/2003 |
| 6609579 | Drilling assembly with a steering device for coiled-tubing operations A drilling assembly for drilling deviated wellbores includes a drill bit and a drilling motor that provides rotary power to the drill bit. A steering device integrated into drilling motor assembly contains a plurality of force application members. In one ... | 08/26/2003 |
| 6588517 | Boring apparatus Apparatus for boring a hole from an inside of a casing outwardly at an angle relative to a longitudinal axis of the casing comprises a drill shoe having a longitudinal axis and being positionable in the casing, the shoe having first and second passageways... | 07/08/2003 |
| 6585043 | Friction reducing tool A centralizer having a first group of rollers (5) for reducing friction between the centralizer and an oil field tubular (7) and a second group of rollers (4) for reducing friction between the centralizer and the wall of a well. The axles of the first gro... | 07/01/2003 |
| 6557654 | Drill pipe having a journal formed thereon A drill pipe (1; 12) has a journal (2; 15) formed thereon. Integrally formed stop collars (10, 11; 16, 17) are provided at each end of the journal (2; 15). The arrangement enables rotatable tools (18) to be fitted directly to a journal (2; 15) to reduce f... | 05/06/2003 |
| 6550553 | Boring apparatus Apparatus for boring a hole from an inside of a tube outwardly perpendicular to a longitudinal axis of the tube comprises a drill shoe having a longitudinal axis and being positionable in the tube, the shoe having an inlet, an outlet perpendicular to the ... | 04/22/2003 |
| 6494274 | Axle, a friction reducing fitting and an axle installation method A friction reducing fitting for downhole applications. The fitting has a body portion (3) for securement about a tubular member, the body portion having a pair of apertures (5, 6). A roller (1) is provided, and an axle (4, 11) passing through said roller ... | 12/17/2002 |
