Bizarre Patents
User-operated amusement apparatus for kicking the user's buttocks
An apparatus including a user-operated and controlled apparatus for self-infliction of repetitive blows to the user's buttocks by a plurality of elongated arms bearing flexible extensions that rotate under the user's control.
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| Number | Title | Issue Date |
| 7992655 | Dual gradient drilling method and apparatus with multiple concentric drill tubes and blowout preventers Controlling drilling mud density in drilling operations utilizing concentric drill tubes and at least two different density fluids. The mud required at the wellhead is combined with a base fluid of a different density to produce diluted mud in a riser. By combining ... | 08/09/2011 |
| 7338924 | Oil-in-water-in-oil emulsion An oil-in-water-in-oil emulsion (O/W/O) comprising a first oil-in-water emulsion dispersed in a second oil, and a method of preparing the same. The O/W/O emulsion can be used as a drive fluid in an enhanced oil recovery process. The O/W/O emulsion of this invention ... | 03/04/2008 |
| 7278497 | Method for extracting coal bed methane with source fluid injection The present invention generally provides an inexpensive method for drilling a multilateral wellbore where the pressure exerted on a formation of interest by a column of drilling fluid may be controlled. In one aspect, a method for drilling a lateral wellbore from a ... | 10/09/2007 |
| 7257940 | Device and method for pumping a fluid A method of pumping a fluid includes: providing a pressurizer for pressurizing the fluid, the pressurizer including at least two storage tanks, where, for each storage tank, the pressurizer includes a propellant entrance valve, a propellant exit valve, a pressurant ... | 08/21/2007 |
| 7252162 | Method and device for injecting a fluid into a formation A method of injecting a stream of treatment fluid into an earth formation in the course of drilling a borehole into the earth formation, using an assembly having a drill string provided with at least one sealing means arranged to selectively isolate a selected part ... | 08/07/2007 |
| 7243738 | Multi seam coal bed/methane dewatering and depressurizing production system A process for underbalanced drilling into multiple coal and shale formations, and dewatering the drilled formations, which includes drilling a first borehole through several coal seams to a certain depth; lowering an upstock on the end of a carrier string to the dep... | 07/17/2007 |
| 7188687 | Downhole filter A downhole filter comprises a tubular member having a wall defining a plurality of openings. The openings have an outer width less than an inner width. The parts of the opening defining the smaller width are defined by radially outer parts of the openings, such that... | 03/13/2007 |
| 7186673 | Stability enhanced water-in-oil emulsion and method for using same A method for enhancing the stability of a water-in-oil emulsion pretreating at least a portion of the oil prior to emulsification. The pretreatment step may consist of adding polymers to the oil, biotreating the oil, photochemically treating the oil, or combinations... | 03/06/2007 |
| 7185718 | Method and system for hydraulic friction controlled drilling and completing geopressured wells utilizing concentric drill strings A method and system of drilling straight directional and multilateral wells utilizing hydraulic frictional controlled drilling, by providing concentric casing strings to define a plurality of annuli therebetween; injecting fluid down some of the annuli; returning th... | 03/06/2007 |
| 7121339 | Solids-stabilized oil-in-water emulsion and a method for preparing same A solids-stabilized oil-in-water emulsion and a method for preparing the solids-stabilized oil-in-water emulsion. The oil-in-water emulsion is formed by combining oil, water, solid particles and a pH enhancing agent and mixing until the solid-stabilized oil-in-water... | 10/17/2006 |
| 7111684 | Subterranean fluids having improved environmental characteristics and methods of using these fluids in subterranean formations Subterranean fluids are provided that have improved environmental characteristics, and more particularly, subterranean fluids are provided that include a hydraulic cement in an invert emulsion. Methods of using such fluids in subterranean operations also are provide... | 09/26/2006 |
| 7090018 | Reverse circulation clean out system for low pressure gas wells The present invention provides an apparatus and a method for removing undesirable material from a well bore in a hydrocarbon formation with minimum damage to the formation. The apparatus comprises a concentric tubing string, said concentric tubing string further com... | 08/15/2006 |
| 7090036 | System for drilling oil and gas wells by varying the density of drilling fluids to achieve near-balanced, underbalanced, or overbalanced drilling conditions A system for controlling drilling mud density at a location either at the seabed (or just above the seabed) or alternatively below the seabed of wells in offshore and land-based drilling applications is disclosed. The present invention combines a base fluid of lesse... | 08/15/2006 |
| 7087554 | Drilling fluids with improved shale inhibition and methods of drilling in subterranean formations The present invention provides improved drilling fluids that comprise improved shale inhibiting components, and methods for using these drilling fluids in connection with drilling in a subterranean formation. The drilling fluids comprise water and an improved shale ... | 08/08/2006 |
| 7082750 | Pressurizer for a rocket engine A pressurizer for pressurizing a fluid includes: at least two storage tanks, where, for each storage tank, the pressurizer further includes: a propellant entrance valve, a propellant exit valve, a pressurant entrance valve, and a pressurant exit valve, where each of... | 08/01/2006 |
| 7007757 | Fracturing fluids containing borate esters as crosslinking agents and method of using same A formation treating fluid comprises one or more borate esters, a liquid carrier and, one or more cross linkable polymer wherein the formation treating fluid has an alkaline pH when the formation treating fluid is positioned in a formation. The formation treating fl... | 03/07/2006 |
| 6981560 | Method and apparatus for treating a productive zone while drilling A method and apparatus for delivering a well treatment fluid to a productive zone of a subterranean formation at the same time that a well bore is being drilled is provided. The method includes the steps of delivering a drill-in fluid to a drill bit drilling a well ... | 01/03/2006 |
| 6966392 | Method for varying the density of drilling fluids in deep water oil and gas drilling applications A method for controlling drilling mud density at a location either at the seabed (or just above the seabed) or alternatively below the seabed of wells in deep water and ultra deep water applications. The mud recirculation system may be used in conventional drill bit... | 11/22/2005 |
| 6953097 | Drilling systems Systems and methods for providing a mixture of drilling fluid and beads into a flow of drilling fluid, e.g., flowing in a conduit or flowing upwardly within an annulus of a riser, the method in certain aspects including: introducing an initial stream including a mix... | 10/11/2005 |
| 6926101 | System and method for treating drilling mud in oil and gas well drilling applications A system and method for controlling drilling mud density at a location either at the seabed (or just above the seabed) or alternatively below the seabed of wells in deep water and ultra deep water applications. A base fluid of lesser density than the drilling mud re... | 08/09/2005 |
| 6923275 | Multi seam coal bed/methane dewatering and depressurizing production system A process for underbalanced drilling into multiple coal and shale formations, and dewatering the drilled formations, which includes drilling a first borehole through several coal seams to a certain depth, defined as a cased borehole; lowering an upstock on the end o... | 08/02/2005 |
| 6912898 | Use of cesium as a tracer in coring operations A method for measuring the infiltration of coring fluid into a core sample taken from a formation comprises a) providing a coring fluid containing cesium in a first concentration, b) using the coring fluid and a coring means to generate the core sample, c) determini... | 07/05/2005 |
| 6877563 | Methods of drilling and completing well bores Methods of drilling and completing open hole well bores and methods of removing filter cake comprised of a gelling agent and calcium carbonate are provided. A method of the invention for removing filter cake comprised of a gelling agent and calcium carbonate from th... | 04/12/2005 |
| 6843331 | Method and apparatus for varying the density of drilling fluids in deep water oil drilling applications A method and apparatus for controlling drilling mud density at a location either at the seabed (or just above the seabed) or alternatively below the seabed of wells in deep water and ultra deep water applications combines a base fluid of lesser density than the mud ... | 01/18/2005 |
| 6802379 | Liquid lift method for drilling risers A method for drilling a well below a body of water as disclosed which includes injecting into the well, at a depth below the water surface, a liquid having a lower density than a density of a drilling mud producing a mixture of drilling mud and low-density liquid in... | 10/12/2004 |
| 6745855 | Method and system for hydraulic friction controlled drilling and completing geopressured wells utilizing concentric drill strings A method and system of drilling straight directional and multilateral wells utilizing hydraulic frictional controlled drilling, by providing concentric casing strings to define a plurality of annuli therebetween; injecting fluid down some of the annuli; returning th... | 06/08/2004 |
| 6733207 | Environmental remediation system and method The present invention provides an environmental remediation system and method. In one embodiment, the system comprises a nozzle formed from a plurality of tubulars mounted parallel with respect to each other. In one embodiment, a mixing chamber may be provided adjac... | 05/11/2004 |
| 6634442 | Process for using biodegradable drilling muds Process for using biodegradable drilling muds, characterized in that a able surface sludge which is stable up to about 100° C., with an adjustable filtrate-reducing power of from 2 to 13 cm3 depending on the amount of filtrate-reducing agent u... | 10/21/2003 |
| 6536540 | Method and apparatus for varying the density of drilling fluids in deep water oil drilling applications A method and apparatus for controlling drilling mud density at or near the seabed of wells in deep water and ultra deep-water applications combines a base fluid of lesser density than the mud required at the wellhead to produce a diluted mud in the riser.... | 03/25/2003 |
| 6505691 | Subsea mud pump and control system The invention is a subsea pump that includes pumping elements, each pumping element including a pressure vessel with a first and a second chamber therein and a separating member disposed between the first and second chambers. The first and second chambers... | 01/14/2003 |
| 6457540 | Method and system for hydraulic friction controlled drilling and completing geopressured wells utilizing concentric drill strings A method and system of drilling straight directional and multilateral wells utilizing hydraulic frictional controlled drilling, by providing concentric casing strings to define a plurality of annuli therebetween; injecting fluid down some of the annuli; r... | 10/01/2002 |
| 6267186 | Spotting fluid and method of treating a stuck pipe The method for releasing the stuck pipe of the present invention uses a combination of components which oxidize the mud cake and generated gas bubbles to create an upward buoyancy for the oxidized mud cake. The spotting method of the present invention com... | 07/31/2001 |
| 6105691 | Modular drilling fluid system and method A drilling fluid contains caustic, a natural wax, a natural thinner, glycerol, phosphoric acid and/or boric acid, and optionally a gel. The drilling fluid can be prepared in modules. Each module contains additional compounds to improve or change the actio... | 08/22/2000 |
| 6065550 | Method and system for drilling and completing underbalanced multilateral wells utilizing a dual string technique in a live well A method and system of drilling multiple radial wells using underbalanced drilling, by first drilling a principal wellbore; then providing a first carrier string having a deflection member on its lowermost end to a certain depth within the principal wellb... | 05/23/2000 |
| 6039128 | Method and system for obtaining core samples during the well-drilling phase by making use of a coring fluid A method and system for obtaining core samples using a coring fluid. During the drilling phase of hydrocarbon wells and the like, drilled with existing drilling systems, the bit that drills the well is driven by a string of rotating pipes and drilling mud... | 03/21/2000 |
| 5846913 | Invert biodegradable n-alkane(s) wellbore fluid containing less than 10 percent by weight of cycloparaffing isoparaffing and aromatic compounds, and method of drilling with such fluid The invention concerns wellbore fluids suitable for use in the oil and gas exploration and production industries and embraces fluids used for drilling, completion, workover or packing of wellbores. The invention is especially concerned with biodegradable ... | 12/08/1998 |
| 5720356 | Method and system for drilling underbalanced radial wells utilizing a dual string technique in a live well A method and system of drilling multiple radial wells using underbalanced drilling, by first drilling a principal wellbore. There would then be provided a first carrier string having a deflection member on its lowermost end to a certain depth within the p... | 02/24/1998 |
| 4718503 | Method of drilling a borehole A method of drilling a borehole is provided using a drill bit coupled to the lower end of a pair of concentric drill pipes. During drilling a first low viscosity fluid, such as oil or water, is circulated through the pipes while a second fluid, such as a ... | 01/12/1988 |
| 4694911 | Drilling assembly for percussion drilling of deep wells A percussion drilling tool assembly is provided which operates under fluid pressure to reciproce a hammer, the hammer is disposed in a barrel assembly and operates to strike an anvil bit shank to cause the bit to thereby penetrate a rock substrate materia... | 09/22/1987 |
| 4624327 | Method for combined jet and mechanical drilling A method and apparatus for drilling combines the advantages of a high pressure fluid jet with a mechanical drill bit without the high horsepower requirements and associated equipment wear of prior jet drilling systems. A two fluid system is contemplated i... | 11/25/1986 |
