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Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 6440209 | Composite pigments comprising in-situ precipitated metal carbonate crystals Composite pigments comprising particles of silicate or oxide minerals having deposited thereon a multiplicity of particles of a metal carbonate as a result of in-situ precipitation.... | 08/27/2002 |
| 6440900 | Method for extending the life of cut flowers Method for extending the life of cut flowers such as roses by bathing the stems of the flowers in a storage solution which contains chlorine dioxide. Also disclosed are compositions for use in the method.... | 08/27/2002 |
| 6432322 | Massive bodies for producing highly converted solutions of chlorine dioxde Massive bodies for rapidly and safely preparing highly converted solutions of chlorine dioxide are disclosed. These massive bodies when added to water produce more chlorine dioxide than when the equivalent weights of the ingredients in powder form are add... | 08/13/2002 |
| 6378703 | Flotation method for removing colored impurities from kaolin clay An improved method for purifying titania contaminated kaolin clay by froth flotation which features the use an hydroxamate flotation collector at a neutral or mildly alkaline pH wherein a slurry of the impure clay is conditioned for the flotation step in ... | 04/30/2002 |
| 6375902 | Method, apparatus and composition for removing pollutants from the atmosphere This invention relates to a method, apparatus and composition for cleaning the atmosphere; and more particularly to a stationary substrate comprising at least one atmosphere contacting surface having a pollutant treating catalytic material coated thereon.... | 04/23/2002 |
| 6340433 | Water purification using titanium silicate membranes Aqueous streams containing organic and/or inorganic contaminants are purified by the removal of the contaminant by contacting the aqueous stream with a membrane formed from a porous, crystalline titanium silicate.... | 01/22/2002 |
| 6296759 | Process for hydrogenation, hydroisomerization and/or hydrodesulfurization of a sulfur containment containing feedstock The invention concems a process for hydrogenation, hydroisomerization and/or hydrodesulfurization of a sulfur contaminant containing hydrocarbon feedstock, wherein the feedstock is contacted in the presence of hydrogen gas with a catalyst, which catalyst ... | 10/02/2001 |
| 6294108 | Composition for the controlled release of chlorine dioxide gas Method, composition and system for generating chlorine dioxide gas in a controlled release manner by combining at least one metal chlorite and a dry solid hydrophilic material that reacts with the metal chlorite in the presence of water vapor, but does no... | 09/25/2001 |
| 6239064 | Catalytic compositions and methods for suppression of halogenation of organic compounds with oxidation products of halogenated organic compounds in gaseous emission streams Methods and chemical compositions for treating a gas stream comprising non-halogenated and halogenated organic compounds while suppressing halogenation of the non-halogenated organic compounds with the oxidation products of the halogenated organic compoun... | 05/29/2001 |
| 6238643 | Method and device for the production of an aqueous solution containing chlorine dioxide The present invention is generally directed to a method of producing an aqueous solution of chlorine dioxide from the reaction of a metal chlorite and an acid forming component which do not react to produce chlorine dioxide in the substantial absence of w... | 05/29/2001 |
| 6235249 | Rotary oxidizer systems for control of restaurant emissions A restaurant emissions abatement system is disclosed which employs a rotary heat regenerative thermal or catalytic oxidizer. Thus, heat which normally would be exhausted into the atmosphere, is recovered by being transferred to incoming unoxidized restaur... | 05/22/2001 |
| 6197092 | Selective removal of nitrogen from natural gas by pressure swing adsorption A pressure swing adsorption process for the separation of hydrogen from a mixture of the same with methane, utilizing two separate PSA stages, one containing a nitrogen selective crystalline zeolite, and the second containing a methane selective adsorbent... | 03/06/2001 |
| 6193504 | Portable rotary catalytic oxidizer systems A rotary regenerative catalytic oxidizer is disclosed which is a portable, compact system that catalytically destroys VOC and odorous compounds at elevated temperatures of 400 to 800° F. Equipped with a very high thermally efficient rotor of 90+%, most h... | 02/27/2001 |
| 6194692 | Electric heating sheet and method of making the same An electric heating sheet (10) includes a heating element (16) formed of a first cured conductive coating disposed on a substrate (12). A pair of electrodes (18) may be disposed at opposite ends of the heating element (16) and in electrical contact therew... | 02/27/2001 |
| 6190627 | Method and device for cleaning the atmosphere Method for treating atmospheric pollutants by contacting the atmosphere with a catalyst composition or adsorptive material coated on the surface of a substrate in which the catalyst composition or adsorptive material is protected from degradation by harmf... | 02/20/2001 |
| 6162524 | Process for recovering catalyst The present invention relates to a method of removing a coating, such as a spent catalyst coating, from a carrier such as a metal plate or a honeycomb carrier. The metal plates have a surface which has the catalyst coating. The honeycomb is of the type ha... | 12/19/2000 |
| 6152990 | Device for removing and retaining volatile compounds and method of employing the same Device and method for removing volatile compounds from a gas stream, the device including a material which is capable of removing and retaining the volatile compounds while displaying a visible color change, wherein at least some moisture has been removed... | 11/28/2000 |
| 6105365 | Apparatus, method, and system for concentrating adsorbable pollutants and abatement thereof A new method, system, and apparatus are described for the adsorption and concentration of adsorbable pollutants. The invention allows for simultaneous pollutant adsorption and pollutant concentration. The invention is particularly useful in treating the e... | 08/22/2000 |
| 6077495 | Method, composition and system for the controlled release of chlorine dioxide gas Method, composition and system for generating chlorine dioxide gas in a controlled release manner by combining at least one metal chlorite and a dry solid hydrophilic material that reacts with the metal chlorite in the presence of water vapor, but does no... | 06/20/2000 |
| 6072064 | Process for the interesterification of triglycerides The invention relates to a process for the catalytic interesterification of triglycerides, which is characterized in that a heterogeneous catalyst is used, based on one or more oxides and/or oxysalts of metals of the groups IA and IIA of the Periodic Syst... | 06/06/2000 |
| 6068682 | Small-pored crystalline titanium molecular sieve zeolites and their use in gas separation processes Novel gas separation agents with precisely and predictably controlled pore sizes within the range of 3-4 Angstrom units and their preparation from ETS-4 by exchange with cations, particularly multivalent cations such as strontium followed by drying and ca... | 05/30/2000 |
| 6022826 | Composition for oxidizing carbon monoxide in the presence of sulfur compounds with reduced formation of SO3 from SO2 A catalyst for oxidizing carbon monoxide in a gas stream is provided. The catalyst contains a combination of a platinum component and one or more bismuth oxides in amounts sufficient to convert carbon monoxide to carbon dioxide in the presence of oxygen. ... | 02/08/2000 |
| 5974810 | Method and composition for preventing odors in ice A method for producing ice having substantially no undesirable taste and odor characteristics is disclosed.... | 11/02/1999 |
| 5196617 | Method of hydrodehalogenating halogenated organic compounds in aqueous environmental sources A process for hydrodehalogenating halogenated organic compounds present in a contaminated aqueous environmental source in which the halogenated organic compounds are reacted with hydrogen gas or a source of hydrogen gas in the presence of a catalyst of pa... | 03/23/1993 |
| 5177268 | Hydrodehalogenation of aromatic compounds A process for hydrodehalogenating halogenated aromatics present in a contaminated aqueous environmental source in which the halogenated aromatics are reacted with hydrogen gas or a source of hydrogen gas in the presence of a basic proton acceptor and a ca... | 01/05/1993 |
| 4871538 | Insoluble copper-alpha interferon complex An insoluble copper-alpha interferon complex useful for injectable pharmaceutical compositions is disclosed.... | 10/03/1989 |
| 4863743 | Controlled release potassium chloride A controlled release potassium chloride tablet is disclosed which is comprised of potassium chloride crystals having a mesh size of about 30 to about 50 mesh which are coated with a coating material comprised of ethylcellulose and hydroxypropylcellulose. ... | 09/05/1989 |
| 4859707 | Sulfur-substituted phenylacetamides This invention relates to sulfur-substituted phenylacetamides of the formula ##STR1## wherein R1, R2 and R3 may be the same or different and are H or CH3 ; R4 is SR5, ##STR2## ... | 08/22/1989 |
| 4857301 | Sulfonamide compounds, compositions and method of use Certain substituted sulfonamide quinolines and isoquinolines are disclosed having anti-allergic activity. A preferred use is for the treatment of chronic obstructive lung disease, and in particular, asthma.... | 08/15/1989 |
| 4853218 | Zinc-protamine-alpha interferon complex An insoluble zinc-protamine alpha interferon complex useful as an injectable sustained release dosage form for administering alpha interferon is disclosed.... | 08/01/1989 |
| 4851220 | Stable oleaginous gel Stable oleaginous gels comprising water-in-oil emulsions in gels are disclosed. Sustained release injectable pharmaceutical formulations comprising such oleaginous gels are also disclosed, in particular such formulations comprising interferon.... | 07/25/1989 |
| 4851423 | Pharmaceutically active compounds The disclosed invention is compounds represented by the formula and pharmaceutically acceptable acid addition salts and quarternary amine salts thereof, wherein Z is phenyl, naphthyl or adamantyl; substituted phenyl wherein the substituents are one or more of ... | 07/25/1989 |
| 4847377 | Substituted-2,3-dihydro-6-substituted-pyrimido[2,1-F]-purine- 4,8(1H,9H)-diones Substituted 2,3-dihydro-6-substituted-pyrimido[2,1-f]purine-4,8(1H, 9H)-diones, their tautomers and salts, are disclosed for use as antihyperproliferative skin disease agents. Methods for their preparation and use are described.... | 07/11/1989 |
| 4847079 | Biologically stable interferon compositions comprising thimerosal Stable pharmaceutical compositions comprising interferon and thimerosal which are substantially resistant to microorganism contamination and growth are disclosed.... | 07/11/1989 |
| 4840772 | Antiglaucoma compositions and methods The present invention relates to ophthalmological pharmaceutical compositions comprising (benzothiadiazine, benzamide and benzenesulfonyl)phenyl-substituted carboxyalkyl dipeptide compounds and to methods for using said composition in reducing intraocular... | 06/20/1989 |
| 4834980 | Transdermal delivery of azatidine Compositions for the transdermal delivery of azatadine and the use of such compositions in the treatment of allergic reactions are disclosed.... | 05/30/1989 |
| 4832060 | Loose make-up powder container A loose make-up powder container with a brush inserted into a powder reservoir a short distance but not far enough to reach the powder therein. The brush is loaded by inserting the container, then righting it. The amount of powder loaded on the brush is a... | 05/23/1989 |
| 4831193 | Synthesis of 3-amino-2-methylbenzotrifluoride This invention relates to a novel process for preparing 3-amino-2-methylbenzotrifluoride from benzotrifluoride. The process comprises nitrating benzotrifluoride to form 3-nitrobenzotrifluoride, reacting this compound with trimethyl sulphoxonium halide to ... | 05/16/1989 |
| 4831157 | Preparation of angiotensin-converting enzyme inhibitors Novel compounds with angiotensin-converting enzyme inhibitory activity are disclosed. Such compounds are useful in the treatment of cardiovascular disorders, especially hypertension and congestive heart failure, and are useful in the treatment of glaucoma... | 05/16/1989 |
| 4831123 | Process for preparing netilmicin A high yielding process for converting 3,2',6'-tri-N-acetyl sisomicin to netilmicin comprising the step of silylating the starting material at the 5,2' positions, and optionally at the 4' position, converting the 1-amino substituent to a 1-N-imino substit... | 05/16/1989 |
