Bizarre Patents
Combination Beverage Container and Spittoon
A combination beverage container and spittoon includes a bottom portion including outer wall and a first inner wall defining a spittoon space.
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| Number | Title | Issue Date |
| 7341111 | Expandable bridge plug and setting assembly Bridge plug and setting assembly may be used in a well with a tubular therein to control flow through the tubular. A plurality of fluid powered units 16, 24 are suspended in a well from a work string 14 for exerting a driving force. A plug member 50... | 03/11/2008 |
| 7318478 | Downhole ball circulation tool A circulation tool 10 for use downhole in a well includes a housing 12 having one or more bypass ports 16 for circulation between a bore in the housing and an annulus surrounding the housing. A sleeve 68 is axially movable within the hous... | 01/15/2008 |
| 7284619 | Packer with positionable collar A fluid actuated packer 10 and collar 36 assembly is provided for positioning on a tubular member 12. The collar 36 is moveable by a running tool 110 positioned within the tubular member and has a closed position and a packer activ... | 10/23/2007 |
| 7270181 | Downhole surge pressure reduction and filtering apparatus The present invention provides a downhole cementing apparatus run into a borehole on a tubular. The apparatus is constructed on the pipe in such a way that pressure surge during run-in is reduced by allowing fluid to enter the pipe and utilize the fluid pathway of t... | 09/18/2007 |
| 7249633 | Release tool for coiled tubing A bottom hole assembly for use with fracturing or fracing a wellbore using coiled tubing is described having a first packing element and a second packing element on a mandrel. The bottom hole assembly may be run into the wellbore such that the packing elements strad... | 07/31/2007 |
| 7243727 | Isolation assembly for coiled tubing An isolation assembly for use with coiled tubing is described. The isolation assembly has a check valve for providing selective fluid communication through from the coiled tubing, through the isolation assembly, and into a downhole tool, such a straddle packer. The ... | 07/17/2007 |
| 7237611 | Zero drill completion and production system The present invention is a method and apparatus for a one trip completion of fluid production wells. A completion tool string includes a pressure activated cementing valve, an external casing packer, a pressure activated production valve, an opening plug and a plug ... | 07/03/2007 |
| 7195067 | Method and apparatus for well perforating Apparatus for cutting openings in a wall of a well. The apparatus includes a mandrel with a jetting sleeve slidably disposed about the mandrel. The mandrel has a plurality of slots defined therein and the jetting sleeve has a plurality of jetting openings aligned wi... | 03/27/2007 |
| 7147052 | Hyraulically releasable inflation tool for permanent bridge plug Various embodiments of an improved downhole disconnect tool are provided, some of which may include a first housing releasably connected to a second housing, a first piston releasably connected to the first housing, and a second piston releasably connected to the se... | 12/12/2006 |
| 7134488 | Isolation assembly for coiled tubing An isolation assembly for use with coiled tubing is described. The isolation assembly has a check valve for providing selective fluid communication through from the coiled tubing, through the isolation assembly, and into a downhole tool, such a straddle packer. The ... | 11/14/2006 |
| 7108071 | Automatic tubing filler Methods and apparatus for filling a tubing string as it is lowered into a subterranean hydrocarbon well. In one embodiment, an apparatus to fill a tubular with fluid in a wellbore comprises a housing defining a central bore. An aperture formed in the housing provide... | 09/19/2006 |
| 7044221 | Apparatus for coupling a tubular member to a preexisting structure An apparatus for coupling a tubular member to a preexisting structure. ... | 05/16/2006 |
| 7011153 | Hydraulically released inflation tool for permanent bridge plug Various embodiments of an improved downhole disconnect tool are provided, some of which may include a first housing releasably connected to a second housing, a first piston releasably connected to the first housing, and a second piston releasably connected to the se... | 03/14/2006 |
| 6918440 | Testing drill packer One embodiment of the present disclosure describes a test assembly including an inflatable packer. An internal control sleeve controls flow of drilling fluid through an inflation port to inflate and deflate the packer. A shifting tool run on a slick line moves the s... | 07/19/2005 |
| 6722438 | Method and apparatus for formation damage removal A method of removing formation damage through the controlled injection of fluids into the formation, followed by a controlled sudden release of pressure in the formation, an under-balanced surge, which causes fluid and damaging materials to flow back into the well b... | 04/20/2004 |
| 6719046 | Apparatus for controlling the annulus of an inner string and casing string A apparatus is disclosed for attaching and sealing to the upper end of the casing allowing the inner string to be run through the apparatus. The apparatus provides a latch for anchoring the inner string and a seal for sealing on the inner string. Also disclosed is a... | 04/13/2004 |
| 6530428 | Method and apparatus for in-situ production well testing An apparatus for in situ borehole testing having a drill string with drill pipe and drill bit. An upper sleeve and lower sleeve are telescopically coupled together. A valve seat is located in an interior passage and closes the interior passage when a valv... | 03/11/2003 |
| 6386292 | Wellbore annulus packer apparatus and method A method and an apparatus for connection with a tubing string for use in a wellbore for regulating the flow of a fluid within a wellbore annulus between the tubing string and the wellbore. The apparatus includes a tubing rotator and at least one packer va... | 05/14/2002 |
| 6343650 | Test, drill and pull system and method of testing and drilling a well A test, drill and pull system for testing a well formation or zone of interest and further drilling of the well in a single trip into the wellbore. The system includes a surface readout tester valve, a rotation-operated reversing valve, a resettable packe... | 02/05/2002 |
| 6334488 | Tubing plug A bi-directional plug blocks the flow of fluid through a flow bore of a tubing string and can be opened by simple mechanical means requiring no external tools. A piston is slidably mounted in a piston housing and fixed in a first position with a plurality... | 01/01/2002 |
| 6269878 | Drillable inflatable packer and methods of use An inflatable packer with a packer body, an inflatable bladder mounted around the packer body, a bladder support mounted around the inflatable bladder, the packer body, the inflatable bladder and the bladder support made of drillable material. A method fo... | 08/07/2001 |
| 6065544 | Method and apparatus for multiple packer pressure relief A system for relieving pressurized fluid entrapped in a annular space between a casing (12) and the surrounding wall (11) of a well bore hole (10) during deployment of a packer exterior (14) of the casing (12) for sealing engagement with the wall (11). Wh... | 05/23/2000 |
| 5887660 | Liner packer assembly and method The liner packer assembly and method includes a liner packer having a tubular body with an aperture for the flow of wellbore fluids. A packing element is movably disposed on the tubular body between an open position on one side of the aperture for allowin... | 03/30/1999 |
| 5865254 | Downhole tubing conveyed valve A downhole valve is disclosed for use in a tubing-conveyed string of tools in a well bore, constructed to be actuated to open under pressure forces by dropping a drop bar from the well surface through the tubing. The valve, deployed in the well in a close... | 02/02/1999 |
| 5810082 | Hydrostatically actuated packer A packer is disclosed which uses applied pressure to set the slips and initiate a compressive force on the sealing elements. The compressive force applied to the sealing elements moves components above the sealing elements and allows the available hydrost... | 09/22/1998 |
| 5803177 | Well treatment fluid placement tool and methods The present invention provides a tool and methods of placing a treatment fluid in a subterranean formation penetrated by a well bore by way of selected perforations extending from casing cemented in the well bore into the formation. The fluid placement to... | 09/08/1998 |
| 5787979 | Wellbore cementing system A new wellbore cementing system has been developed which includes, in certain embodiments, a plug container with a flow diverter for diverting a portion of flowing fluid away from plugs in the plug container; a plug set system with internal sleeves or dar... | 08/04/1998 |
| 5711375 | Well stabilization tools and methods The present invention relates to tools and methods for stabilizing incompetent or otherwise unstable subterranean zones or formations penetrated by a well bore during drilling. The methods basically comprise drilling the well bore through an unstable subt... | 01/27/1998 |
| 5505263 | Packer set safety valve for controlling dual fluid flows A packer set safety valve assembly for controlling annular and tubing flows within a subterranean wellbore is disclosed. The packer set safety valve assembly controls the annular and tubing flows through dual flow paths. The assembly includes a means, tha... | 04/09/1996 |
| 5390737 | Downhole tool with sliding valve A downhole tool apparatus and methods of drilling the apparatus. The apparatus may include, but is not limited to, packers and bridge plugs utilizing non-metallic components. The non-metallic components may include but are not limited to the center mandre... | 02/21/1995 |
| 5383520 | Coiled tubing inflatable packer with circulating port A packer apparatus with a circulating port. A housing of the packer has inflation passages, circulating passages, treating fluid passages, and equalizing passages defined therein. In a straddle packer embodiment, upper and lower packers are mounted on the... | 01/24/1995 |
| 5253706 | Release mechanism A release mechanism is described for releasing a lock member (10) which secures a first body member (5) to a second body member (1). The release mechanism comprises a reciprocal member (6) which is mounted on the first body member (5) for movement relativ... | 10/19/1993 |
| 5156207 | Hydraulically actuated downhole valve apparatus A hydraulically controlled apparatus responsive to changes in well annulus pressure is disclosed. The apparatus is run into a well bore intersecting an oil and gas reservoir with perforations communicating the oil and gas reservoir with the well bore. The... | 10/20/1992 |
| 4969517 | Sub-mudling casing hanger/packoff A well casing hanger/packoff apparatus with ports through which fluids can be circulated during installation and cementing operations, and a sleeve-type valve that can be moved axially to open or close the ports as desired.... | 11/13/1990 |
| 4964460 | Shut-in tool A wire line operated shut-in tool for a tubing string of an oil or gas well has a locking mandrel for cooperation with a ported landing nipple disposed below a packer in the tubing string to lock the tool in position, and a mandrel core which passes throu... | 10/23/1990 |
| 4921044 | Well injection systems Disclosed are selective and no-go systems for injecting fluids in a well and a system for orienting a tool in a landing nipple in a well conduit, which is utilized in the selective set injection system. Each injection system is comprised of a land nipple,... | 05/01/1990 |
| 4880056 | Hydraulically activated firing head for well perforating guns A separable fluid pressure activated firing mehanism for a perforating gun comprises a pressure-operated tubing valve, a packer, and a tubular housing assembly defining a plurality of fluid pressure chambers therein. The first chamber contains a light den... | 11/14/1989 |
| 4871018 | Plugging apparatus for a gravel packer A plugging apparatus for a gravel packer. The apparatus includes a plug comprising an operating mandrel slidably received in an outer mandrel. A collet is positioned on the outer mandrel. Actuation of the operating mandrel allows engagement of the collet ... | 10/03/1989 |
| 4848459 | Apparatus for installing a liner within a well bore A packer setting tool, a packer assembly and an attached liner assembly are lowered into a well bore at a desired depth to fix the liner therein. Cement is pumped down a tubing string, through the packer, the lining, check valves and forced upwardly in th... | 07/18/1989 |
| 4846272 | Downhole shuttle valve for wells A downhole flow testing valve having a tubular housing with a valve and flow tube movable within the housing between an open position where valve ports therein are positioned in registry and a closed position where the valve ports are out of fluid communi... | 07/11/1989 |
