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| Number | Title | Issue Date |
| 7360595 | Method and system for underground treatment of materials A method for underground treatment of subsurface materials comprises providing an injection pattern and a recovery pattern, the injection pattern and the recovery pattern located proximate to a subsurface treatment zone and at least one of the injection pattern and ... | 04/22/2008 |
| 7314335 | Anchor pile apparatus and method of installation An anchor pile apparatus has a helical anchor rotatable by a power source through an intermediate drive member. The drive member extends through a plurality of hollow pile sections, which are driven, one by one, into the soil following the penetration of the anchor.... | 01/01/2008 |
| 7302779 | Method and apparatus for masonry chimney flue repair An apparatus for repairing cracks, crevices, joints, and other discontinuities in a chimney flue liner, comprises a flexible, resilient applicator having a liquid impervious rubberized coating. An electrical vibrator is installed within the applicator, for tamping t... | 12/04/2007 |
| 7226246 | Apparatus and method for building support piers from one or successive lifts formed in a soil matrix An apparatus and method for forming a support pier having a single or multiple compacted aggregate lifts in a soil matrix, wherein the apparatus includes a vertical, hollow tube with a bulbous leading end or head element that is forced into the soil matrix. The holl... | 06/05/2007 |
| 7213644 | Cavity positioning tool and method In accordance with the teachings of the present invention, a method is provided for preventing formation of sludge in a subsurface cavity having particulate laden fluid disposed therein. The method includes positioning a downhole device having a fluid agitator into ... | 05/08/2007 |
| 7207390 | Method and system for lining multilateral wells In accordance with one embodiment of the present invention, a method for lining a lateral wellbore includes drilling a main wellbore extending from a surface to a subterranean zone, casing the main wellbore with a main casing having a plurality of lateral wellbore w... | 04/24/2007 |
| 7207395 | Method and system for testing a partially formed hydrocarbon well for evaluation and well planning refinement A method and system for testing a partially formed well includes forming a first well bore intersecting a subterranean formation. The first well bore includes a portion of a planned well having a first configuration. A production characteristic of the subterranean f... | 04/24/2007 |
| 7201540 | Construction process for composite pile foundation A construction process for the composite pile foundation which consists of the expanded belled base and the pile shaft, the construction process comprising the steps of: a) Aligning the pile tip at the pile location and place the casing at the top of the pile tip; b... | 04/10/2007 |
| 7163063 | Method and system for extraction of resources from a subterranean well bore A method for stimulating production of resources from a coal seam includes forming a drainage well bore in the coal bed that has a first end coupled to a ground surface and a second end in the coal seam. The method further includes inserting a liner into the well bo... | 01/16/2007 |
| 7100687 | Multi-purpose well bores and method for accessing a subterranean zone from the surface A well system includes at least two well bores extending from a surface to a subterranean zone. Each of the two well bores is used to form a well bore pattern for the subterranean zone that intersects the other well bore and transports fluid from the subterranean zo... | 09/05/2006 |
| 7097388 | Grout injecting/structure anchoring system A grout injecting/structure anchoring system has a support bracket with a horizontal portion and a pair of threaded recesses and a sleeve there between. A grout tube has a plurality of apertures along its length. A lower cross brace is positioned above the sleeve an... | 08/29/2006 |
| 7073595 | Method and system for controlling pressure in a dual well system A method for controlling pressure of a dual well system includes drilling a substantially vertical well bore from a surface to a subterranean zone and drilling an articulated well bore from the surface to the subterranean zone using a drill string. The articulated w... | 07/11/2006 |
| 7048049 | Slant entry well system and method A system for accessing a subterranean zone from the surface includes an entry well bore extending down from the surface. A plurality of slanted well bores extend from the entry well bore to the subterranean zone. Drainage patterns extend from the slanted well bores ... | 05/23/2006 |
| 7040842 | Method and device for making a foundation member A foundation member in the ground includes a soil working implement for loosening soil material in a soil area, a supply device for supplying a liquid to the loosened soil material and a mixing device for mixing the loosened soil material in the soil area with the l... | 05/09/2006 |
| 7036584 | Method and system for accessing a subterranean zone from a limited surface area A method and system for accessing subterranean resources from a limited surface area includes a first well bore extending from the surface to the target zone. The first well bore includes an angled portion disposed between the target zone and the surface to provide ... | 05/02/2006 |
| 7025154 | Method and system for circulating fluid in a well system A method for circulating drilling fluid in a well system includes drilling a substantially vertical well bore from a surface to a subterranean zone and drilling an articulated well bore from the surface to the subterranean zone. The articulated well bore is horizont... | 04/11/2006 |
| 7025137 | Three-dimensional well system for accessing subterranean zones A drainage system for accessing multiple subterranean zones from the surface includes an entry well extending from the surface. The system also includes two or more exterior drainage wells extending from the entry well through the subterranean zones. The exterior dr... | 04/11/2006 |
| 7004684 | Method for construction of piers in soil and a pier construction Apparatus and an associated method for forming a pier in a soil matrix includes a hollow tube with a restricted expansion section connected to and adjacent a soil penetrating bottom head element which is configured to facilitate discharge of pier forming material su... | 02/28/2006 |
| 6976533 | Method and system for accessing subterranean deposits from the surface Improved An improved method and system for accessing subterranean deposits from the surface that substantially eliminates or reduces the disadvantages and problems associated with previous systems and methods. In particular, the present invention provides an articul... | 12/20/2005 |
| 6971821 | Grout injecting/structure anchoring system A grout injecting/structure anchoring system has a support bracket with a horizontal portion and a pair of threaded recesses and a sleeve there between. A grout tube has a plurality of apertures along its length. A lower cross brace is positioned above the sleeve an... | 12/06/2005 |
| 6964298 | Method and system for accessing subterranean deposits from the surface An improved method and system for accessing subterranean deposits from the surface substantially eliminates or reduces the disadvantages and problems associated with previous systems and methods. In particular, the present invention provides an articulated well with... | 11/15/2005 |
| 6964308 | Method of drilling lateral wellbores from a slant well without utilizing a whipstock In accordance with one embodiment of the present invention, a method for drilling a lateral wellbore from a slant well includes drilling the slant well below the surface of the earth such that the slant well is angled toward a first horizontal direction that coincid... | 11/15/2005 |
| 6942030 | Three-dimensional well system for accessing subterranean zones A method for accessing a plurality of subterranean zones from the surface includes forming an entry well from the surface and forming two or more exterior drainage wells from the entry well through the subterranean zones. The exterior drainage wells each extend outw... | 09/13/2005 |
| 6821056 | Grout injecting/structure anchoring system A structure has a foundation positionable on soil over bedrock. A hollow cylindrical supportive tube has a closed bottom end, an open top end and a plurality of spaced apertures along the length. A bracket coupled to the tube is adapted to be securely placed under a... | 11/23/2004 |
| 6354766 | Methods for forming a short aggregate pier and a product formed from said methods Methods for augmenting the load bearing characteristics of short aggregate piers include preloading matrix soils, adding chemical additives to matrix soils and using mesh reinforcement in matrix soils and in cooperation with the aggregate lifts associated... | 03/12/2002 |
| 6354768 | Soil reinforcement method and apparatus A method and apparatus for improving the stiffness of soil by forming an opening in the ground, inserting an expandable member, and distending the expandable member.... | 03/12/2002 |
| 4701078 | Pile construction method for improving bearing power The invention provides a pile construction method which allows repeated formation of a supplemental base concrete body at the bottom of a cast-in-place pile, wherein before a previously introduced cement mortar consolidates at the bottom of the pile, a so... | 10/20/1987 |
| 4621948 | Tunnel lining form A tunnel casing is formed by cylindrical casing sections whose proximal flanges are not only bridged by the usual drawbolts tending to pull the casing sections toward one another, seals and centering elements, but also are provided with wedge or hydraulic... | 11/11/1986 |
| 4431341 | Construction of a concrete lined chamber A procedure for constructing a concrete lined underground chamber along a bore hole drilled within the earth. Such chambers serve as access work chambers for carrying out other various drilling and mining operations, such as, for example, horizontal drill... | 02/14/1984 |
| 4411557 | Method of making a high-capacity earthbound structural reference The invention contemplates an earth-anchor or the like structural reference which is cast in cementatious filling at the installation site and which relies upon a particularly characterized bored cavity in the underground medium to permit primary reliance... | 10/25/1983 |
| 4147457 | Method and an apparatus for driving sheet piles into the ground A method and apparatus for laying a sheet pile underground. A vertical slit is bored in the ground with an auger as a guide for a sheet pile, and the sheet pile is pushed into the earth in close vicinity to said vertical slit by a jack. The vertical slit ... | 04/03/1979 |
| 4116012 | Method of obtaining sufficient supporting force for a concrete pile sunk into a hole The present invention relates to a process of setting a concrete pile without noise or vibration which is thereby effective to decrease city noises. A concrete pile is sunk into a leading hole substantially concurrently with the progress of the excavation... | 09/26/1978 |
| 4060994 | Process for providing a foundation pile for alternating compressive and tractive stresses and a pile thus provided The invention is related to a process according to which at the end of reinforcement bars inserted in a pile a nearly cylindrical and elongated chamber is inserted in the ground, said chamber having rigid impervious walls as to the fluids tending to enter... | 12/06/1977 |
| 3938344 | Earth auger and method for driving piles and the like by means of said earth auger An earth auger is disclosed in which an auger shaft is provided with freely expansible and contractible rotary blades in such manner that said rotary blades may expand automatically when said auger shaft is rotated in the forward direction and may contrac... | 02/17/1976 |
