| Patent Number |
Title Of Patent |
Date Issued |
| 5404937 |
Method of and apparatus for producing power from solar ponds |
April 11, 1995 |
| Power is produced by a power plant using a salt-water solar pond comprising an upper wind-mixed layer, a halocline and a lower convective heat storage layer. The power plant includes a heat engine for utilizing heat present in the heat storage layer of the solar pond and a condenser, whi |
| 5250201 |
Polymeric substance and method of separating and culturing bacteria |
October 5, 1993 |
| J-1 which is a strain of cyanobacteria is used to form and excrete a material useful as an emulsifying agent for forming emulsions of hydrocarbons and oils in liquids such as water.Method of separating and culturing the cyanobacteria under conditions necessary to achieve a maximum format |
| 5082397 |
Method of and apparatus for controlling fluid leakage through soil |
January 21, 1992 |
| Fluid leakage through soil in a region thereof is controlled by sequentially passing over the region to dig a plurality of parallel, laterally displaced grooves in the surface. Soil dug from each groove is temporarily stored, and a strip of sheet material is laid over a groove as it |
| 4894993 |
Method of and apparatus for producing power from solar ponds |
January 23, 1990 |
| Power is produced by a power plant using a salt-water solar pond comprising an upper wind-mixed layer, a halocline and a lower convective heat storage layer. The power plant includes a heat engine for utilizing heat present in the heat storage layer of the solar pond and a condenser, whi |
| 4894161 |
Process for clarifying a liquid using a polymeric substance |
January 16, 1990 |
| J-1 which is a strain of cyanobacteria is used to form and excrete a material useful as a floculating agent and as an additive useful in soil conditioning. Method of separating and culturing the cyanobacteria under conditions necessary to achieve maximum formation and excretion of the |
| 4786208 |
Method of and apparatus for controlling fluid leakage through soil |
November 22, 1988 |
| Fluid leakage through soil in a region thereof is controlled by sequentially passing over the region to dig a plurality of parallel, laterally displaced grooves in the surface. Soil dug from each groove is temporarily stored, and a strip of sheet material is laid over a groove as it |
| 4765914 |
Method of and apparatus for reduction of turbidity in a body of fluid |
August 23, 1988 |
| The turbidity of a fluid is reduced by adding a treatment solution containing a flocculation agent to said fluid. The treatment solution has a density different from that of the fluid. It is added at selected locations in the fluid such that the difference in densities will cause the |
| 4719759 |
Method of and means for disposing of waste salts and brines |
January 19, 1988 |
| Waste salts and brines are disposed of by constructing salt water solar pond power plants, concentrating the waste salts and brines, and then introducing them into the heat storage layers of the solar ponds of the power plants. The basins in which such solar ponds are constructed are |
| 4693842 |
Cyanobacterium-produced bioemulsifier composition and solution thereof |
September 15, 1987 |
| J-1 which is a strain of cyanobacteria is used to form and excrete a material useful as an emulsifying agent for forming emulsions of hydrocarbons and oils in liquids such as water.Method of separating and culturing the cyanobacteria under conditions necessary to achieve a maximum format |
| 4672950 |
Method of and apparatus for protecting a halocline in a salt-water solar pond against the effect |
June 16, 1987 |
| A halocline in a salt-water solar pond is protected against the effect of wind by dividing the upper portion of the pond into essentially separate cells or units that are segregated, but without hydraulically altering the operation of the pond. Specifically, a floating grid of expandable |
| 4652378 |
Method of and apparatus for reduction of turbidity in a body of fluid |
March 24, 1987 |
| The turbidity of a fluid is reduced by adding a treatment solution containing a flocculation agent to said fluid. The treatment solution has a density different from that of the fluid. It is added at selected locations in the fluid such that the difference in densities will cause the |
| 4649110 |
Polymeric substance, and method of separating and culturing bacteria to provide polymeric substa |
March 10, 1987 |
| J-1 which is a strain of cyanobacteria is used to form and excrete a material useful as a floculating agent and as an additive useful in soil conditioning.Method of separating and culturing the cyanobacteria under conditions necessary to achieve maximum formation and excretion of the mat |
| 4636112 |
Method of and apparatus for controlling fluid leakage through soil |
January 13, 1987 |
| Fluid leakage through soil in a region thereof is controlled by sequentially passing over the region to dig a plurality of parallel, laterally displaced grooves in the surface. Soil dug from each groove is temporarily stored, and a strip of sheet material is laid over a groove as it |
| 4622949 |
Floating solar pond and associated power plant |
November 18, 1986 |
| A floating solar pond includes a reservoir of an aqueous solution having a predetermined density, and structure for enclosing a body of solution and segregating it from the reservoir. The enclosed solution has an average density less than the density of the solution in the reservoir ther |
| 4595505 |
Method for suppressing algal growth in solar ponds |
June 17, 1986 |
| A process for the reduction of undesirable levels of algal growth in salt water bodies in which an effective amount of treatment water is added at the surface of the salt water body. The treatment water has a salinity and density either greater or less than that of the water at the surfa |
| 4579105 |
Method of preventing dusting of solar ponds |
April 1, 1986 |
| Dusting of a solar pond having an upper wind-mixed layer is controlled by providing a vertically oriented drain on a downwind side of the pond. The drain has an upper, open, free-end spaced above the level of the surface of the pond in the absence of wind. When wind blows across the pond |
| 4577618 |
Method of and apparatus for dynamically stabilizing the wind-mixed layer of a solar-water pond |
March 25, 1986 |
| The wind-mixed layer of a salt-water solar pond is dynamically stabilized against wind by creating a two-layer flow regime in the wind-mixed layer. Lighter less dense water flows in one direction adjacent the surface of the pond and heavier, more dense water flows in the opposite directi |
| 4571947 |
Method of and apparatus for treating the water in a solar pond power plant |
February 25, 1986 |
| Water in a solar pond power plant is chlorinated in order to help maintain the transparency of the wind-mixed layer, to suppress microbial activity at all levels of the pond, and to reduce fouling of the boiler which receives hot brine from the heat storage layer of the pond. In one aspe |
| 4553529 |
Method of an apparatus for dynamically stabilizing the wind-mixed layer of a salt-water solar po |
November 19, 1985 |
| The wind-mixed layer of a salt-water solar pond is dynamically stabilized against wind by creating a two-layer flow regime in the wind-mixed layer. Lighter less dense water flows in one direction adjacent the surface of the pond and heavier, more dense water flows in the opposite directi |
| 4541244 |
Method of and means for maintaining a halocline in an open body of salt water |
September 17, 1985 |
| A halocline is maintained in open body of salt water at a depth to which a significant amount of solar radiation penetrates by inducing an upward vertical flow in the body of water sufficient to counter wind-mixing and molecular diffusion thereby establishing an ascending or rising solar |
| 4498300 |
Dual purpose solar pond for evaporation and heat storage |
February 12, 1985 |
| A solar pond serving the dual purposes of concentrating an aqueous brine by evaporation and simultaneously producing power by storage of incident solar radiation. The so-stored solar energy is used by a heat machine. The solar pond has a concentrated aqueous brine which serves as the hea |
| 4475535 |
Segregated solar pond |
October 9, 1984 |
| A segregated solar pond includes an upper level of water overlying a lower level of water, and an impermeable barrier interposed between the two levels for preventing intermixing. The average density of the upper level exceeds the average density of the upper level. Floats on the periphe |
| 4465056 |
Method and means for removing heat from a heat storage layer of water |
August 14, 1984 |
| A heat storage pond, of the type having a lower heat storage layer of water covered by an insulating layer, has a partition that extends from a location on the periphery of the pond toward an opposite peripheral location, but terminates short thereof, for dividing at least the heat s |
| 4455226 |
Method and apparatus for treating the surface of a body of liquid |
June 19, 1984 |
| A method for treating a body of water forming a solar pond includes applying oil to the surface of the pond from at least one predetermined area of the surface, collecting oil from the surface, purifying the collected oil, and then recirculating the purified oil to said at least one |
| 4446700 |
Solar pond power plant and method of operating the same as a part of an electrical generating sy |
May 8, 1984 |
| A solar pond power plant has a solar pond with a heat storage layer for storing heat absorbed from solar radiation incident on the pond, and a low-temperature, closed Rankine-cycle turbogenerator operating on heat extracted from the heat storage layer. The turbogenerator has a generating |
| 4446025 |
Method of and apparatus for pre-treating make-up water contaminated with nutrients |
May 1, 1984 |
| Make-up water contaminated with nutrients is pretreated by establishing a stagnant pond of brackish water having an upper wind-mixed layer exposed to solar radiation and of relatively low, uniform salinity, an intermediate halocline whose salinity increases monotonically with depth, |
| 4440148 |
Method of and means for maintaining a halocline in an open body of salt water |
April 3, 1984 |
| A halocline is maintained in open body of salt water at a depth to which a significant amount of solar radiation penetrates by inducing an upward vertical flow in the body of water sufficient to counter wind-mixing and molecular diffusion thereby establishing an ascending or rising solar |
| 4425787 |
Method of and apparatus for measuring the density profile of a liquid layer |
January 17, 1984 |
| Apparatus for measuring the density profile of a layer of liquid includes a plurality of individual tubes arranged in side-by-side fashion, each of the tubes having an inlet opening in its lower end. A vacuum manifold is connected to the apertured upper ends of the tubes. The apertures i |
| 4377071 |
Solar energy power station |
March 22, 1983 |
| A solar power station has a heat source in the form of the heat storage layer of a solar pond, a heat sink in the form of the wind-mixed layer of the pond covering the halocline interposed between the heat storage layer and the wind-mixed layer, and a power plant associated therewith. Th |
| 4345581 |
Bottom construction of ponds particularly solar ponds |
August 24, 1982 |
| A pond construction, especially useful for non-convective solar ponds, having a multi-layer bottom in order to minimize seepage of liquid through the pond bottom. Liquid which permeates the multi-layer construction is pumped back into the pond. |
| 4336999 |
Selective mixer for solar pond and method of using same |
June 29, 1982 |
| The density profile of a halocline, which increases monotonically with depth, is modified by drawing water from different levels of the halocline (and therefore of different densities) into a mixing chamber, mixing the water in the mixing chamber and discharging the water in the mixing |
| 4333736 |
Method of utilizing solar ponds for effecting controlled temperature changes of solutions partic |
June 8, 1982 |
| A method of changing the salt content of a solution is described by including the salt in a nonconvective solar pond heated by solar radiation and having stable salt-concentration and temperature gradients increasing from the top to the bottom of the pond, the bottom layer of the pond be |
