Class 405/57 - Earth treatment

Subclass of Class 405 - Hydraulic and earth engineering
Definition: Method or apparatus wherein the reservoir or storage chamber
No. of patents: 23
Last issue date: 01/02/2007

Number	Title	Issue Date
7156579	Manufactured caverns in carbonate rock Disclosed is a process for manufacturing underground caverns suitable in one embodiment for storage of large volumes of gaseous or liquid materials. The method is an acid dissolution process that can be utilized to form caverns in carbonate rock formations. The cave...	01/02/2007
7152675	Subterranean hydrogen storage process A method for the storage of hydrogen within a subterranean solid carbonaceous formation such as a coal seam. At least one well extends from the surface of the earth into the formation and a pressure gradient extends from the formation to the well to desorb methane w...	12/26/2006
7028445	Method of constructing a concrete slab A method constructs a concrete building slab by loosening the soil on which the concrete building slab is to be constructed to at least a predetermined loosening depth so as to expand the soil upwards, driving a plurality of piles into the soil in predetermined resp...	04/18/2006
6840710	Underground alluvial water storage reservoir and method An underground reservoir for storing water in alluvial deposits utilizes slurry walls keyed to an aquiclude beneath the reservoir to form a substantially impermeable water seal. A variety of water extraction/recharge apparatus provides for rapid and complete filling...	01/11/2005
6714617	Disposal of radiation waste in glacial ice Encapsulating calcined radioactive waste in strong, corrosion-resistant spheres of dimensions such that heat from the radiation melts the ice at a rate which brings the spheres to the bottom of the permanent icefield in a relatively short time, with the resulting wa...	03/30/2004
6241426	Method for forming an interconnected underground structure A method is provided for forming an interconnected underground structure which avoids settling of adjacent soil structure. A plurality of underground support columns is initially formed, with the support columns being spaced apart in a predetermined patte...	06/05/2001
5879110	Methods for encapsulating buried waste in situ with molten wax A method is disclosed for constructing, verifying, and maintaining underground vaults that isolate and contain radioactive burial sites. The method employs a buoyant lift technique to isolate a block of soil containing the contaminates from the surroundin...	03/09/1999
5567088	Method for treating porous media Methods are disclosed for treating porous media such as subsurface storage tanks or excavations therefore to form primary or secondary permeability barriers. A treatment fluid comprising a polymerizable monomer, a diluent therefor, and a strong acid catal...	10/22/1996
5450899	Method of supplying gas to gas consumers A method for supplying gas to gas consumers, which method resides in forming a storage reservoir above a gas-saturated water-bearing horizon under development, filling the storage reservoir thus-formed with gas by periodically subjecting the horizon under...	09/19/1995
5260502	Stabilization of petroleum contaminated soil with lime in underground storage tank applications Hydrocarbon contaminated soil from the excavation of a leaking underground storage tank is physically and chemically stabilized by combining the soil with a lime substance which is hydrated to form a flowable mixture. This mixture can then be used to fill...	11/09/1993
4697954	Basemented floor structure for a waste dump A basemented floor structure under a waste dump, whereby the burden of the waste body is transferred to piers and then onto foundations and the subgrade, and on which layers of sealing material, drainage material or protective material lie, is built up fr...	10/06/1987
4697953	Method and apparatus for subsequent underground sealing A method and apparatus for the subsequent underground sealing of an area, preferably of dumps. With the method, it is possible to seal dumps underground. Working pipes are introduced from a region outside a dump body. The region of soil between the workin...	10/06/1987
4634187	Method of in-situ leaching of ores A method of in-situ leaching is disclosed in which the ore body is incapsulated by impermeable barriers. A grid of injection and production wells are drilled into the ore body. Horizontal barriers are formed at the top and bottom of the ore body by creati...	01/06/1987
4623283	Method for controlling water influx into underground cavities Disclosed is a method for minimizing the entry of water into a mined cavity or underground formation which has thereabove a semi-permeable layer of a shaly material or rock directly below a source layer of water-saturated sand. By means of a borehole, a f...	11/18/1986
4603910	Method of blasting rock caverns with large cross-sectional area The method is especially useful for producing rock caverns for the storage of liquids such as water and oil. The method includes intersection blasting in accordance with the sublevel stopping method for at least one drift near the bottom of the intended r...	08/05/1986
4325652	Apparatus and process for repairing underground gasoline tanks The apparatus to practice the method of this invention is particularly effective in repairing underground gasoline storage tanks which have fractures or perforations directly underneath the filler pipe. A boring and injection tool projects down the filler...	04/20/1982
4311340	Uranium leeching process and insitu mining Mineral values are recovered from underground formations, and pollution of the formation is substantially diminished if not eliminated, by determining the geometry of an ore body and thereafter isolating the body by the formation of an impermeable barrier...	01/19/1982
4311409	Wet powder seal for gas containment A gas seal is formed by a compact layer of an insoluble powder and liquid filling the fine interstices of that layer. The smaller the particle size of the selected powder, such as sand or talc, the finer will be the interstices or capillary spaces in the ...	01/19/1982
4112690	Method and construction of underground tank well Subjacent and lateral supporting soil for an underground tank is stabilized wherein a tank embedded therein is secured against flotation irrespective of the water table level of the surrounding soil. The lateral supporting soil is encased within a well an...	09/12/1978
4109471	Method of covering the bottom surface in a gas cavern Method for depositing a layer or carpet of bitumen in an underground cavern which has a water sump layer in the bottom, and which is used for storing gaseous hydrocarbons, whereby the deposited bitumen carpet minimizes the vaporization of the cavern water...	08/29/1978
3990248	Installation for the storage of gas, especially natural gas An installation for storing liquid gas, characterized by a storge cavity, of which all internal surfaces for enabling the storage of the gas in a liquid state, are coated with a continuous insulation, comprising a plurality of superposed layers of cold-re...	11/09/1976
3967451	Storage facility with integral foundation A process of constructing a storage facility, such as a tank, and the resultant storage facility product having an integral foundation is disclosed. Piles having conjoining sides are driven into the earth along a storage facility perimeter and pressure gr...	07/06/1976
3949559	Process for isolating aqueous brine layers in underground gas-storage caverns Process for isolating aqueous brine layers in underground gas-storage caverns which comprises injecting into the said cavern a liquid polyurethane-resin-forming composition that is hardenable by reaction with water which, upon hardening, forms a resinous ...	04/13/1976

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Class 405/57 - Earth treatment