Did You Know...
...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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| Number | Title | Issue Date |
| 7531152 | Mineralization of alkali metals, sulfur, and halogens A system and method for conversion of alkali metals, heavy metals, halogens, and sulfur into mineral products. The system includes a single reaction vessel. To begin the process, co-reactants such as lime and clay are mixed with waste feeds containing alkali metals,... | 05/12/2009 |
| 7323150 | Methods for recovering at least one metallic element from ore A method for recovering at least one metallic element from ore or other material is described and includes reacting ore or other material with a salt capable of recovering the metallic element from the ore or other material to form a reaction product that includes t... | 01/29/2008 |
| 7094264 | Apparatus for obtaining combustion gases of high calorific value The present invention relates to a method for obtaining combustion gases of high calorific value, wherein carbonaceous materials are allothermically gasified in a fluidized layer containing solid particles, using a gaseous gasifying agent and by supply of heat, and ... | 08/22/2006 |
| 6852293 | Process and device for waste pyrolysis and gasification A process is disclosed for the pyrolysis and gasification of waste materials, in particular of special and/or hazardous waste materials, comprising a gasification and melting step, a step of treatment of the mixture of the obtained gases, and a vitrification step, w... | 02/08/2005 |
| 6426083 | Aqueous borate-containing compositions and their preparation The invention relates to aqueous boron-containing compositions and their preparation. In particular the invention provides self-structured aqueous sodium pentaborate gels. The gels according to the invention may be prepared by reacting boric acid or boric... | 07/30/2002 |
| 6149765 | Process for detoxifying waste materials by steam reformation through endothermic gasification reactions Resonant tubes of a pulse combustor are immersed in a bed of solid particles in a reaction zone to provide indirect heat from the pulsating combustion gases to the solid particles of the bed. The bed is maintained in an agitated state by a gas or vapor fl... | 11/21/2000 |
| 6025075 | Mixture of sorbitan ester, magnesium hydroxide and thermoplastic resin A thermoplastic resin containing a flame-retarding magnesium hydroxide has its workability enhanced by a sorbitan ester in admixture with the resin and flame retardant. An admixture of the resin, magnesium hydroxide, and ester may be either a mixture of d... | 02/15/2000 |
| 5711019 | Method for treating electrolyte to remove Li2 O A method of removing Li2 O present in an electrolyte predominantly of LiCl and KCl. The electrolyte is heated to a temperature not less than about 500° C. and then Al is introduced into the electrolyte in an amount in excess of the stoichiomet... | 01/20/1998 |
| 5059404 | Indirectly heated thermochemical reactor apparatus and processes Resonant tubes of a pulse combustor are immersed in a bed of solid particles in a reaction zone to provide indirect heat from the pulsating combustion gases to the solid particles of the bed. The bed is maintained in an agitated state by a gas or vapor fl... | 10/22/1991 |
| 4430241 | Mixed nitrate salt heat transfer medium and process for providing the same A process for producing particles of a non-friable eutectic mixture of sodium nitrate and potassium nitrate for solar power station use is disclosed. In one embodiment of the invention, the particles are produced by shock chilling a molten stream of mixed... | 02/07/1984 |
| 4366130 | Process for removing residual hydrazine from caustic solutions In a process for manufacturing food-grade caustic such as sodium hydroxide wherein hydrazine or a derivative or salt thereof is used as a corrosion inhibitor, residual hydrazine is removed from the concentrated caustic product solution by oxidation. The o... | 12/28/1982 |
| 4234449 | Method of handling radioactive alkali metal waste Radioactive alkali metal is mixed with particulate silica in a rotary drum reactor in which the alkali metal is converted to the monoxide during rotation of the reactor to produce particulate silica coated with the alkali metal monoxide suitable as a feed... | 11/18/1980 |
| 4005987 | Process for drying moist materials, particularly crystalline solids containing water of hydration A process for drying moist material, particularly substances containing water of crystallization, in which the material is passed in counterflow through a shaft to gases having an inlet temperature of 200° to 1000° C. The gas rises at a velocity of 2 to... | 02/01/1977 |
