U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 5508049

Pizza Pie With Concentric Rings of Crust

A pizza mold for forming a plurality of concentric raised ridges of dough (i.e., crust) on the surface of a pizza pie.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 502/418 - Process utilizing solid or liquid source carbonizable material, or product thereof


Subclass of Class 502 - Catalyst, solid sorbent, or support therefor: product or process of making
Definition: Process in which the sorbent is produced by (a) chemically
No. of patents: 138
Last issue date: 03/01/2011


1        
NumberTitleIssue Date
7897540Process for producing activated carbon
A process for producing an activated carbon includes the step of adsorbing an organic compound onto an activated carbon comprising pores which exhibit a wide pore diameter distribution, thereby selectively closing smaller pores which have a small pore diameter. In a...
03/01/2011
7781370Process for producing spherical activated carbon
A spherical activated carbon is produced from a starting pitch obtainable from a heavy hydrocarbon oil, such as petroleum tar, coal tar or ethylene, through a moderate process. The starting pitch has a softening point of at least 150° C., a toluene-insoluble conten...
08/24/2010
7687433Method of fabricating product of activated carbon supporting silver
A method of fabricating a product of activated carbon fiber supporting silver has the steps of: a) Impregnate activated carbon fibers in a silver acetate solution under a vacuum condition for a predetermined time to deposit silver on surfaces of the activated carbon...
03/30/2010
7662747Activated charcoal production
The invention relates to a process for producing granular, particularly spherical activated carbon by carbonization of suitable carbonaceous polymers in the form of polymer granules, in particular polymer spherules, as a starting material, which are convertible by c...
02/16/2010
7651974Adsorbent for oral administration
An adsorbent for oral administration, characterized by comprising a surface-modified spherical activated carbon, having a diameter of 0.01 to 1 mm, a specific surface area determined by Langmuir's adsorption equation of 1000 m2/g or more, a total amount o...
01/26/2010
7517832Fibrous active carbon and nonwoven fabric including the same
Disclosed is a fibrous activated carbon wherein fine pores in the surface of the activated carbon have diameters of 0.1-200 nm and the activated carbon is in the form of fiber having a fiber diameter of not more than 1000 nm. ...
04/14/2009
7435285Adsorption mass and method for removing carbon monoxide from flows of material
Carbon monoxide is removed from flows of material by means of adsorption to a adsorption mass containing copper, zinc, and zirconium. ...
10/14/2008
7370657Activated carbon-containing sorbent
An activated carbon-containing sorbent is capable of selectively removing one or more selected gaseous components from a gas. The activated carbon-containing sorbent can be incorporated in a smoking article to remove one or more selected components from mainstream s...
05/13/2008
7300586pH stable activated carbon
An activated carbon composition is disclosed, which includes an activated carbon and a carboxylic acid containing compound. The activated carbon composition is prepared by immersing an activated carbon in an aqueous solution of a carboxylic acid containing compound....
11/27/2007
7285575Metal-doped organic gels and method thereof
Disclosed herein is a sol-gel polymerization process for synthesizing metal-doped organic gels. The process polymerizes metal salts of hydroxylated benzenes or hydroxylated benzene derivatives with alkyl or aryl aldehydes to form metal-doped, wet, organic gels. The ...
10/23/2007
7279222Solid-state hydrogen storage systems
Improved hydrogen storage materials are disclosed. A first material comprises a hydrogen storage nanomaterial that contains nanoparticles or nanoparticle clusters of a metal that is capable of combining with hydrogen to form a metal hydride. The nanomaterials may be...
10/09/2007
7250074Process for separating nitrogen from methane using microchannel process technology
The disclosed invention relates to a process for separating methane or nitrogen from a fluid mixture comprising methane and nitrogen, the process comprising: (A) flowing the fluid mixture into a microchannel separator, the microchannel separator comprising a plurali...
07/31/2007
7220697Mesoporous carbon molecular sieve and supported catalyst employing the same
The present invention is related to a mesoporous carbon molecular sieve, which can be used as a catalyst carrier capable of improving the activity of a supported catalyst and a method of preparing the same. Additionally, the invention is related to a supported catal...
05/22/2007
7167354Mesoporous carbons and polymers from hydroxylated benzenes
A mesoporous polymer and method of preparing a mesoporous polymer whose polymerization kinetics are dependent upon pH and whose pore size is controlled by pH and solvent concentration are disclosed. The polymer is optionally pyrolyzed to form a primarily carbonaceou...
01/23/2007
7166237Pitch-based carbon foam heat sink with phase change material
A process for producing a carbon foam heat sink is disclosed which obviates the need for conventional oxidative stabilization. The process employs mesophase or isotropic pitch and a simplified process using a single mold. The foam has a relatively uniform distributi...
01/23/2007
7157019Pitch-based carbon foam heat sink with phase change material
A process for producing a carbon foam heat sink is disclosed which obviates the need for conventional oxidative stabilization. The process employs mesophase or isotropic pitch and a simplified process using a single mold. The foam has a relatively uniform distributi...
01/02/2007
7147214Humidifier for fuel cell using high conductivity carbon foam
A method and apparatus of supplying humid air to a fuel cell is disclosed. The extremely high thermal conductivity of some graphite foams lends itself to enhance significantly the ability to humidify supply air for a fuel cell. By utilizing a high conductivity pitch...
12/12/2006
7091156Activated carbon for use in electric double layer capacitors
Activated carbon adapted for electric double layer capacitors is provided, which capacitors can give a large power density per unit volume and which capacitors, even when charge-and-discharge cycle is repeated under a large current or a constant voltage is continuou...
08/15/2006
7070755Pitch-based carbon foam and composites and use thereof
A thermally conductive carbon foam is provided, normally having a thermal conductivity of at least 40 W/m·K. The carbon foam usually has a specific thermal conductivity, defined as the thermal conductivity divided by the density, of at least about 75 W·cm3
07/04/2006
7060653Method of producing gas occluding material
The gas storage method comprises a step of keeping a gas to be stored and an adsorbent in a vessel at a low temperature below the liquefaction temperature of the gas to be stored so that the gas to be stored is adsorbed onto the adsorbent in a liquefied state, a ste...
06/13/2006
7014151Pitch-based carbon foam heat sink with phase change material
A process for producing a carbon foam heat sink is disclosed which obviates the need for conventional oxidative stabilization. The process employs mesophase or isotropic pitch and a simplified process using a single mold. The foam has a relatively uniform distributi...
03/21/2006
7008534Material for chromatography
Granulated products are provided and include carbonaceous particles and a carbonized agent or binder. The agent or binder is preferably a synthetic resin, pitch component, or mixture thereof. Packing materials for packing columns used in chromatographic separations ...
03/07/2006
7005181Organic, open cell foam materials, their carbonized derivatives, and methods for producing same
Organic, small pore area materials (“SPMs”) are provided comprising open cell foams in unlimited sizes and shapes. These SPMs exhibit minimal shrinkage and cracking. Processes for preparing SPMs are also provided that do not require supercritical extraction. The...
02/28/2006
6906003Method for sorption and desorption of molecular gas contained by storage sites of nano-filament laded reticulated aerogel
A system and method for sorption and desorption of molecular gas contained by storage sites of graphite nano-filaments randomly disposed in three-dimensional reticulated aerogel. ...
06/14/2005
6902589Method for producing shaped, activated charcoal
The invention relates to a method for producing shaped, activated charcoal. According to the method, after being ground, carbon-bearing material, or a mixture of several carbon-bearing materials are rendered homogenous with a binding agent which contains water, or a...
06/07/2005
6790390Composite material comprising activated carbon and expanded graphite
The invention concerns a composite material comprising activated carbon and expanded graphite. The material is a block wherein the activated carbon is homogeneously and uniformly distributed in the form of microporous particles. The texture of said particles is char...
09/14/2004
6787029Material for chromatography
Granulated products are provided and include carbonaceous particles and a carbonized agent or binder. The agent or binder is preferably a synthetic resin, pitch component, or mixture thereof Packing materials for packing columns used in chromatographic separations a...
09/07/2004
6709482Method for reducing trace impurities from a reactive fluid using preconditioned ultra-low emission carbon material
Trace impurities such as organic compounds and carbon monoxide in reactive fluids such as ammonia, hydrogen chloride, hydrogen bromide, and chlorine are reduced to sub-ppb levels using gas purifying systems that contain a preconditioned ultra-low emission (P-ULE) ca...
03/23/2004
6669822Method for carbonizing wastes
The present invention relates to a waste carbonization method which produces charcoal and/or activated carbon from solid wastes, such as wood waste, and renders produced gas completely harmless. Solid wastes B are exposed to gas generated in pyrolysis gas...
12/30/2003
6670304Enhanced functionalized carbon molecular sieves for simultaneous CO2 and water removal from air
A carbon dioxide and water adsorbent comprises a carbonized and activated precursor material having first functional sites that adsorb carbon dioxide and second functional sites that adsorb water independently of the first functional sites. The adsorbent ...
12/30/2003
6656878High capacity adsorbent for oxygen storage at cryogenic temperature
An oxygen storage adsorbent at cryogenic temperatures that will remove carbon dioxide and water comprises a carbonized precursor material having functional sites that adsorb and store oxygen and that evolve oxygen upon adsorbing carbon dioxide and water. ...
12/02/2003
6624108Vitrified carbon compositions
Reticulated vitrified carbon compositions which contain particles of Cu, Sn, Zn, Pb, Ni, Fe, or alloys or mixtures thereof dispersed therein and reticulated vitreous carbon compositions wherein some or all of said metal or alloy particles have been conver...
09/23/2003
6595147Method for adsorbing contaminants from flue gas
A method and apparatus for controlling or removing mercury, mercury compounds and high molecular weight organics, if present, from a resource recovery exhaust stream by separately adding a carbonaceous char to the flue gas while it is still within the uni...
07/22/2003
6589904Activated carbon and method for producing it
The present invention provides an activated carbon produced by a process, which includes: activating a carbonaceous material, to obtain an activated carbonaceous material; and contacting the activated carbonaceous material with an acid. Another embodiment of t...
07/08/2003
6585948Carbon molecular sieve material with structural regularity, method for preparing the same and use thereof
Disclosed is a carbon molecular sieve material. It is prepared by a method comprising the step of adsorbing a mixture of an aqueous carbohydrate solution and an acid or a polymer precursor into pores of an inorganic molecular sieve material; drying and po...
07/01/2003
6573212Method of making shaped activated carbon
A new shaped activated carbon and the method of its manufacture are disclosed. The invention resides in the crosslinking of a polymeric cellulose, such as sodium carboxymethylcellulose (CMC), within the carbon bodies after they are shaped, employing the C...
06/03/2003
6558454Method for removal of vapor phase contaminants from a gas stream by in-situ activation of carbon-based sorbents
A process for removing vapor phase contaminants from a gas stream includes the step of adding a raw carbonaceous starting material into a gas stream having an activation temperature sufficient to convert the raw carbonaceous starting material into an acti...
05/06/2003
6547990Process for producing activated carbon material, and electric double layer capacitor employing the same
An activated carbon for an electric double layer capacitor electrode, which comprises a stacking structure having 2 layers or less of in a proportion stacking of from 25 to 80% and a stacking structure having 5 layers or more in a proportion of from 2 to ...
04/15/2003
6534608Support materials for use with polymerization catalysts
The invention provides new olefin(s) polymerization catalyst systems, including graphite support. The invention also provides methods of preparing the catalyst system, and to the catalyst system's use in a gas or slurry polymerization process upon scan ex...
03/18/2003
6503655Gas diffusion electrode and its production
A thin, flat, and porous carbon gas diffusion electrode having a side in contact with a supply of gas and a side in contact with an electrolyte, comprises a pyrolysis product of a composite of an organic aerogel or xerogel and a reinforcing skeleton consi...
01/07/2003
1        
 
Sign InRegister
Username  
Password   
forgot password?