Hazardous or toxic waste destruction or containment inventions 03/09

20090082607 - Method for treating fluoride-containing waste water and system of treating waste water: A method for treating fluoride-containing waste water is disclosed. The method includes, first, inducing fluoride-containing waste water and calcium compound into a crystallization reaction tank having a plurality of crystallizing webs so as to conduct a reaction between the fluoride-containing waste water and the calcium compound to form calcium fluoride... Agent: J C Patents, Inc.

20090069620 - Radiation shields and techniques for radiation shielding: Radiation shields and techniques for radiation shielding are provided. Bitumen substances, such as asphalt or tar, are mixed with radioactive waste, leaded glass, or a radioactive waste and leaded glass composite. In embodiments where the bitumen substance is mixed with leaded glass, the resulting mixture can be coated onto containers... Agent: Schwegman, Lundberg & Woessner, P.A.

20090069621 - Method of removing radioactive materials from a submerged state and/or preparing spent nuclear fuel for dry storage: A system, apparatus and method of processing and/or removing radioactive materials from a body of water that utilizes the buoyancy of the water itself to minimize the load experienced by a crane and/or other lifting equipment. In one aspect, the invention is a method comprising: a) submerging a container having... Agent: Buchanan, Ingersoll & Rooney LLP

20090069622 - Chemical injection using an adjustable depth air sparging system: A supplemental fluid adjustable depth air sparging system which is used to remediate contaminants from groundwater within the soil. An adjustable depth air injection point injects compressed air mixed with a chemical oxidizer or nutrient into saturated or groundwater regions of the soil's subsurface to remove contaminants including chlorinated solvents... Agent: Navairwd Counsel Group

20090062592 - Apparatus for disposal of low-level surface radioactive pollutants: An apparatus for disposal of low-level surface radioactive pollutants has a container body which center has accommodating space with opening at its top. Around the accommodating space there is a layer of barrier space for holding water. At the periphery of the barrier space there is a non-barrier hollow channel... Agent: Michael Lin

20090062593 - Method for reducing the emission of green house gases into the atmosphere: A method for reducing the emission of greenhouse gases, such as for example carbon dioxide, into the atmosphere above a ground surface, the method comprising injecting a gas stream comprising one or more than one greenhouse gas into a subsurface injection formation, where the subsurface injection formation comprises a water-laden... Agent: Patterson & Sheridan, L.L.P.

20090062594 - Stabilization of waste material: There is described a method of treating a waste having both liquid and solid fractions, the method consisting of adding to the waste a mineral absorbent in an amount from about 1.5 to 10 weight percent of the waste.... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20090062595 - Methods for reducing ammonia evolution from cementitious and pozzolanic mixtures: A method is provided for reducing the amount of ammonia evolved from a cementitious or pozzolanic mixture containing contaminated fly ash, including: providing fly ash contaminated with ammonia or ammonium-containing compounds; and adding a halogenated hydantoin to the contaminated fly ash, wherein upon the formation of a slurry, the halogenated... Agent: Fox Rothschild LLP