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

Icon_funbox Bizarre Patents

Patent No. 5678617

Method and apparatus for making a drink hop along a bar or counter

A method for generating a drink which appears to hop from a remote spot on the bar or counter and take one or more leaps, before landing in a patron's glass.

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 423/448 - Graphite


Subclass of Class 423 - Chemistry of inorganic compounds
Definition: Products or processes wherein the product is graphite, which
No. of patents: 488
Last issue date: 05/08/2012


1                      
NumberTitleIssue Date
8173095Method and apparatus for producing graphene oxide layers on an insulating substrate
In a method of making a functionalized graphitic structure, a portion of a multi-layered graphene surface extending from a silicon carbide substrate is exposed to an acidic environment so as to separate graphene layers in a portion of the multi-layered graphene surf...
05/08/2012
8163264Expanded graphite and process for producing the expanded graphite
An expanded graphite is derived from a graphitic or partially graphitic starting material selected from the group consisting of natural graphite, compressed expanded graphite, partially oxidized graphite and/or graphite fibers having a BET surface area of >30 m...
04/24/2012
8147791Reduction of graphene oxide to graphene in high boiling point solvents
A method of creating graphene comprising the steps of dispersing graphene oxide into water to form a dispersion. Where the method further comprises adding a solvent to the dispersion to form a solution, and controlling a temperature of the solution to form graphene....
04/03/2012
8133466Method for exfoliating carbonization catalyst from graphene sheet, method for transferring graphene sheet from which carbonization catalyst is exfoliated to device, graphene sheet and device using the graphene sheet
A carbonization catalyst for forming graphene may be exfoliated from a graphene sheet by etching. A binder layer may be formed on the graphene sheet on which a carbonization catalyst is formed, to support and fix all or part of the graphene sheet. Further, the graph...
03/13/2012
8114375Process for producing dispersible nano graphene platelets from oxidized graphite
The present invention provides a process for producing nano graphene platelets (NGPs) that are dispersible and conducting. The process comprises: (a) preparing a graphite intercalation compound (GIC) or graphite oxide (GO) from a laminar graphite material; (b) expos...
02/14/2012
8105565Process for producing graphite film
A graphite film having excellent thermal conductivity, surface hardness, surface adhesion and appearance can be obtained. Further, a thick graphite film in which each of such properties is excellent can be obtained. There is provided a process for producing a graphi...
01/31/2012
8080228Graphite material, carbon material for battery electrode, and battery
A graphite material is provided wherein D50% is 2 to 9 μm in particle diameter distribution based on volume as measured by laser diffraction, a specific surface area is 2 to 6 m2/g and no coating layer is substantially included in a surface of the partic...
12/20/2011
8075864Graphene sheet and process of preparing the same
Provided are a graphene sheet and a process of preparing the same. Particularly, a process of economically preparing a large-area graphene sheet having a desired thickness and a graphene sheet prepared by the process are provided. ...
12/13/2011
8066966Filmy graphite and process for producing the same
A process for producing a filmy graphite includes the steps of forming a polyimide film having a birefringence of 0.12 or more and heat-treating the polyimide film at 2,400° C. or higher. ...
11/29/2011
8038977Carbon powder suitable as a negative electrode material for nonaqueous secondary batteries
Carbon powder having low temperature calcined carbon derived from pitch adhered to a portion of the surface of natural graphite powder is obtained by solids mixing of natural graphite powder and pitch powder as a carbon precursor followed by heat treatment at 900-15...
10/18/2011
7993621Surface preparation of natural graphite and the effect of impurities on grinding and the particle distribution
The present invention relates to the physical or chemical specific purification of natural mineral graphite. This purification is preferably applied to the surface of natural graphite in order to allow the formation of a passivation film during the first electrical ...
08/09/2011
7988941Graphene sheet and method of preparing the same
An economical method of preparing a large-sized graphene sheet having a desired thickness includes forming a film, the film comprising a graphitizing catalyst; heat-treating a gaseous carbon source in the presence of the graphitizing catalyst to form graphene; and c...
08/02/2011
7939046Microporous graphite foam and process for producing same
A process for producing a microporous graphite foam including a matrix of graphite fibers joined by a graphitized graphite-forming precursor. In one embodiment, the process includes providing a plurality of graphite fibers; mixing the graphite fibers with a graphite...
05/10/2011
7824651Method of producing exfoliated graphite, flexible graphite, and nano-scaled graphene platelets
The present invention provides a method of exfoliating a layered material (e.g., graphite and graphite oxide) to produce nano-scaled platelets having a thickness smaller than 100 nm, typically smaller than 10 nm. The method comprises (a) dispersing particles of grap...
11/02/2010
7824650Enhanced directional conductivity of graphitizable foam
A graphitizable carbon foam having enhanced directional thermal conductivity is provided. The mesophase portions of a mesophase pitch are aligned with each other to create an oriented mesophase pitch, which is then foamed to provide an oriented pitch foam. The pitch...
11/02/2010
7799309Area weight uniformity flexible graphite sheet material
A process for enhancing the expansion of intercalated graphite flake is presented. The process includes annealing the graphite flake at a temperature of at least about 3000° C. prior to intercalation and intercalating in the presence of a lubricious additive. ...
09/21/2010
7758842Filmy graphite and process for producing the same
A process for producing a filmy graphite includes the steps of forming a polyimide film having a birefringence of 0.12 or more and heat-treating the polyimide film at 2,400° C. or higher. ...
07/20/2010
7754184Production of nano-structures
A process for the production of nano-structures is presented, involving providing a graphite flake comprising graphene layers; intercalating the graphite flake to form a graphite intercalation compound exhibiting Stage I, II or III intercalation; and exfoliating the...
07/13/2010
7658903High purity nuclear graphite
A highly isotropic graphite useful for, inter alia, nuclear applications is disclosed, which has a ash content of less than 300 ppm and a boron equivalence of less than about 2 ppm without requiring a post graphitization purification step. ...
02/09/2010
7658902Low CTE highly isotropic graphite
A process for producing a graphite article having a CTE of less than about 2.0 ppm/° C. over the temperature range of from 30° C. to 100° C. and an isotropy ratio of less than about 1.5 also advantageously having a thermal shock resistance parameter of greater th...
02/09/2010
7517516High purity carbonaceous material and ceramic coated high purity carbonaceous material
The invention provides a high purity carbonaceous material which is reduced in contents of oxygen, nitrogen and chlorine readily binding to carbon atoms and in contents of elements, phosphorus, sulfur and boron, readily binding to carbon atoms upon heating and which...
04/14/2009
7442358Flaky carbonaceous particle and production method thereof
A carbonaceous particle is provided which comprises a hexagonal flake formed of an aggregate of a plurality of nanocarbons and having a side length of 0.1 to 100 mm and a thickness of 10 nm to 1 mm. Thereby, a carbonaceous particle is provided which has an excellent...
10/28/2008
7435404Hydrogen storage material and method for producing the same
A hydrogen storage material of the present invention includes graphite formed of graphene, and has a characteristic feature such that the orientation of crystal planes of the graphene is disordered. Hence, hydrogen can be stored into a large number of gaps between t...
10/14/2008
7432015Negative active material for a rechargeable lithium battery, a method of preparing the same, and a rechargeable lithium battery comprising the same
The negative active material for a rechargeable lithium battery of the present invention includes a carbonaceous material and a silicon-based compound represented by Formula 1: Si(1-y)MyO1+x   (1) where 0
10/07/2008
7410727Graphite particles and lithium secondary battery using the same as negative electrode
A graphite particle obtained by assembling or binding together a plurality of flat-shaped particles so that the planes of orientation are not parallel to one another, or a graphite particle in which aspect ratio is 5 or less or specific surface area is 8 m2
08/12/2008
7399553Graphite particles and lithium secondary battery using the same as negative electrode
A graphite particle obtained by assembling or binding together a plurality of flat-shaped particles so that the planes of orientation are not parallel to one another, or a graphite particle in which aspect ratio is 5 or less or specific surface area is 8 m2
07/15/2008
7381352Dispersion of thin particles having a skeleton consisting of carbons
The invention provides a dispersion of thin particles using a specific solvent which can disperse thin particles having a skeleton consisting of carbons obtained by oxidizing graphite and dispersible in a liquid having a relative dielectric constant of 15 or more an...
06/03/2008
7378191Graphite particles and lithium secondary battery using the same as negative electrode
A graphite particle obtained by assembling or binding together a plurality of flat-shaped particles so that the planes of orientation are not parallel to one another, or a graphite particle in which aspect ratio is 5 or less or specific surface area is 8 m2
05/27/2008
7378178Catalyst support material for fuel cell
A catalyst support material useful in a membrane electrode assembly is presented. The support catalyst material is elongate electrically anisotropic particles of flexible graphite, and the membrane electrode assembly includes a pair of electrodes, an ion exchange me...
05/27/2008
7378188Storage device and method for sorption and desorption of molecular gas contained by storage sites of nano-filament laded reticulated aerogel
An apparatus and method for sorption and desorption of molecular gas contained by storage sites of graphite nano-filaments randomly disposed in three-dimensional reticulated aerogel. ...
05/27/2008
7368009Carbon fine particle structure and process for producing the same, carbon fine particle transcriptional body for producing the same, solution for producing carbon fine particle structure, carbon fine particle structure, electronic device using carbon fine particle structure and process for producing the same, and integrated circuit
A carbon fine particle structure containing plural carbon fine particles having a graphite structure and a crosslinked part containing plural functional groups chemically bonded to each other, at least one ends of each of the functional groups being connected to dif...
05/06/2008
7364794Oxidation resistant carbon fiber reinforced carbon composite material and process for producing the same
An oxidation resistant carbon fiber reinforced carbon composite material comprises a matrix and 20 volume % or more of carbon fibers, and is characterized in that: the matrix contains ceramic powder that includes boron carbide powder having an average particle diame...
04/29/2008
7365988Cycling LED heat spreader
A graphite heat spreader is provided for use with a flash LED light source for a camera of a handheld device such as a cell phone. Dramatically reduced operating temperatures are provided at substantially increased power levels thus providing both improved lighting ...
04/29/2008
7351360Self orienting micro plates of thermally conducting material as component in thermal paste or adhesive
The present invention relates generally to thermally-conductive pastes for use with integrated circuits, and particularly, but not by way of limitation, to self-orienting microplates of graphite. ...
04/01/2008
7341781Material useful for preparing embossed flexible graphite article
A material useful in a process for embossing a flexible graphite sheet is presented. The inventive material is a flexible graphite sheet which has a preselected void condition which provides the capability of controlling the morphology, and thus the functional chara...
03/11/2008
7335447Graphite particles and lithium secondary battery using the same as negative electrode
A graphite particle obtained by assembling or binding together a plurality of flat-shaped particles so that the planes of orientation are not parallel to one another, or a graphite particle in which aspect ratio is 5 or less or specific surface area is 8 m2
02/26/2008
7326445Method and apparatus for manufacturing ultra fine three-dimensional structure
A method is adopted for deposition technology using a focused ion beam device, characterized by enabling structures to be formed by using phenanthrene as a source gas and using ions of gallium or gold, silicon or beryllium etc. of energies of 5 to 100 keV from a liq...
02/05/2008
7327000Patterned thin film graphite devices and method for making same
In a method of making graphite devices, a preselected crystal face of a crystal is annealed to create a thin-film graphitic layer disposed against selected face. A preselected pattern is generated on the thin-film graphitic layer. A functional structure includes a c...
02/05/2008
7323043Storage container associated with a thermal energy management system
A container for storing hydrogen comprises an outer shell having an inlet for inputting hydrogen gas and an outlet for outputting hydrogen gas. A thermally conductive liner lines an interior of the outer shell. An inner hydride core is in communication with the inle...
01/29/2008
7324576Joint strengthening ring for graphite electrodes
An electrode joint is presented, the joint including two joined graphite electrodes and having a joint strengthening ring interposed between the electrodes, the joint strengthening ring composed of a compressible. ...
01/29/2008
1                      
 
Sign InRegister
Username  
Password   
forgot password?