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Reward Candy Dispenser for Personal Computers

A personal computer peripheral, battery powered reward candy dispenser which immediately presents students with a single candy for each problem completed correctly.

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Class 423/481 - Hydrogen halide


Subclass of Class 423 - Chemistry of inorganic compounds
Definition: Products or processes wherein the compound consists of hydrogen
No. of applications: 17
Last issue date: 08/18/2011


Application No.Application TitleIssue Date
20110198285Zero Discharge Water Desalination Plant With Minerals Extraction Integrated With Natural Gas Combined Cycle Power Generation
A desalination and minerals extraction process includes a desalination facility fluidly coupled to a minerals extraction facility. The desalination facility includes a nanofiltration membrane section producing a first tailings stream and a reverse osmosis membrane secti...
08/18/2011
20110104034Hydride compounds
This invention is directed to compositions of matter comprising a hydride ion having a binding energy greater than about 0.8 eV. The claimed hydride ions may be combined with cations, including a proton, to form novel hydrides....
05/05/2011
20110044882METHOD OF MAKING HIGH PURITY LITHIUM HYDROXIDE AND HYDROCHLORIC ACID
The present invention relates to a process for producing high purity lithium hydroxide monohydrate, comprising following steps: concentrating a lithium containing brine; purifying the brine to remove or to reduce the concentrations of ions other than lithium; adjusting ...
02/24/2011
20110044879PROCESS FOR THE TREATMENT AND PURIFICATION OF DANGEROUS WASTES CONTAINING AMMONIUM SALTS, PARTICULARLY AMMONIUM CHLORIDE, DERIVED FROM PHARMACEUTICAL AND CHEMICAL TECHNOLOGIES
The invention relates to a process for the treatment and purification of dangerous wastes containing ammonium salts, particularly ammonium chloride, derived from pharmaceutical and chemical technologies. The process includes the following steps: removing the organic sol...
02/24/2011
20100320428GASEOUS DIELECTRICS WITH LOW GLOBAL WARMING POTENTIALS
A dielectric gaseous compound which exhibits the following properties: a boiling point in the range between about −20° C. to about −273° C.; non-ozone depleting; a GWP less than about 22,200; chemical stability, as measured by a negative standard enthalpy of forma...
12/23/2010
20100308261SYSTEM AND METHOD FOR PRODUCING IODINE COMPOUND
A system (100) of the present invention for producing an iodine compound includes: a raw material adjusting unit (1) for supplying hydrogen-containing gas to at least one of liquid iodine in an iodine melting pot (4) and gaseous iodine obtained by e...
12/09/2010
20100264372Method of Concentrating Hydrochloric Acid
A method for producing concentrated HCl vapor from an aqueous solution of HCl, including: (a) introducing an aqueous feed liquor to an evaporation chamber containing a mother liquor, the feed liquor having an initial, super-azeotropic HCl concentration; (b) directly con...
10/21/2010
20100234628Process for the Preparation of Iridium Acetate
The present invention relates to a process for the preparation of indium acetate comprising the steps: (a) reacting an indium compound with an alkaline compound in a protic solvent to obtain an iridium containing precipitate, where the reaction is conducted in the prese...
09/16/2010
20100158789REMOVAL OF CONTAMINANTS FROM BY-PRODUCT ACIDS
The present invention is drawn to a method for removing colloidal titanium dioxide and titanium oxychloride from by-product hydrochloric acid. The method includes adding phosphate ion source and quaternary amine to the by-product acid to cause the titanium dioxide and t...
06/24/2010
20100111819CHEMICAL PROCESS TO PRODUCE HYDROGEN CHLORIDE AND CHLORIDE-FREE COMPOUND POTASSIUM SULFATE FERTILIZERS OR OTHER METAL SULFATES
A method is disclosed for production of a sulfate-containing salt and anhydrous gaseous HCl from a metal chloride (MClx) and oleum. MClx and oleum are mixed together with a water-containing liquid, forming gaseous HCl and a solution of a sulfate-co...
05/06/2010
20100111818REMOVAL OF CONTAMINANTS FROM BY-PRODUCT HYDROCHLORIC ACID
The present disclosure is drawn to a method for removing colloidal titanium dioxide and titanium oxychloride from by-product hydrochloric acid, typically without the use of metallic hydroxides and/or other neutralizing agents. Often, the decontaminated hydrochloric acid...
05/06/2010
20090130016Doped thermionic cathode and method of making doped thermionic cathode
Provided is a thermionic cathode doped with an increased binding energy hydrogen species and a method of making the doped thermionic cathode....
05/21/2009
20080311026Process for the Production of Hydrogen by the Thermochemical Route, Based on the Hydrochlorination of Cerium
Process for the production of hydrogen by the thermochemical route from water, based on the chlorine/cerium cycle, in which, according to a first reaction scheme, the following reactions are carried out:


H

12/18/2008
20070020169HYDROGEN IODIDE MANUFACTURING METHOD AND HYDROGEN IODIDE MANUFACTURING APPARATUS
A hydrogen iodide manufacturing method which includes a step of producing aqueous solution of hydrogen iodide and sulfuric acid by causing iodine-containing aqueous solution and sulfur dioxide to react with each other in a pressurized condition. The pressurized conditio...
01/25/2007
20060210469Method for removing water molecules from vacuum chamber, program for executing the method, and storage medium storing the program
A method for removing water molecules from a vacuum chamber for carrying out a process on a target object in vacuum includes the steps of introducing into the vacuum chamber a water molecule removal gas including at least a reduction gas which reduces the water molecule...
09/21/2006
20060196761Regeneration of cupric etchants and recovery of copper sulfate
Spent, acidic solutions comprising cupric chloride and hyrdrochloric acid from the copper etching process are regenerated by a process in which the acid is subjected to distillation with sulfuric acid. In one embodiment, the process comprises (a) providing a spent etcha...
09/07/2006
20050142057Method for treating waste materials containing halogen
In a method for the treatment of halogen containing waste materials wherein valuable materials and/or energy can be recuperated without the generation of additional halogenated waste materials, the halogen containing waste materials are mixed with a molten substituted o...
06/30/2005
 
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