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

Icon_funbox Did You Know...

...that the Band-Aid Bandage was invented by a Johnson & Johnson employee whose wife had cut herself? Earl Dickson's wife was rather accident prone, so he set out to develop a bandage that she could apply without help. He placed a small piece of gauze in the center of a small piece of surgical tape, and what we know today as the Band Aid bandage was born!

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 241/24.1 - With classifying or separating of material


Subclass of Class 241 - Solid material comminution or disintegration
Definition: Process in which the material, in addition to undergoing
No. of patents: 180
Last issue date: 12/13/2011


1          
NumberTitleIssue Date
8074910Fibrous materials and composites
Fibrous materials and composites are disclosed. ...
12/13/2011
8056841Methods for individualizing trichomes
A method for individualizing a trichome from an epidermis of a non-seed portion of a trichome-bearing plant is provided. The method includes the step of contacting the trichome-bearing plant with a device such that the trichome is separated from the epidermis of the...
11/15/2011
8028939Method for nickel concentration processing of saprolite ore
The method for nickel concentration processing, which is low cost, simple and convenient, as well as having low environmental load, which is capable of enhancing nickel content of a saprolite ore with low nickel content, which was not conventionally used effectively...
10/04/2011
7703710Cubic boron nitride, method for producing cubic boron nitride, grinding wheel with cubic boron nitride, and sintered cubic boron nitride compact
A method for producing cubic boron nitride in which hBN is held in the presence of a catalyst substance under conditions in which cBN remains thermodynamically stable, to thereby cause hBN to undergo a phase transition to form cBN, wherein the catalyst substance con...
04/27/2010
7549600Apparatus and method for the low-contamination, automatic crushing of silicon fragments
A crusher for producing fine silicon fragments for semiconductor or solar applications from silicon fragments suitable for semiconductor or solar applications, comprises a plurality of crushing tools, the crushing tools having a surface made from a hard, wear-resist...
06/23/2009
7500624Method and system for storing carpet fines
Fabric material having a backing, such as carpet, is used as a biomass fuel component. The fabric material is shredded and substantially separated into constituent backing and fabric components. The backing component is stored in a first storage unit. The fabric com...
03/10/2009
7469847Process for control of rotary breakers
Efficient process control of a rotary breaker is dependent upon the rate at which aggregate material is delivered to the rotary breaker. An improved pre-screening apparatus provides enhanced control of the amount of undersized material allowed to bypass the rotary b...
12/30/2008
7413602Production of glass powder from waste glass, and products made using the same, especially concrete
A clean dry glass powder useful as a substitute for Portland cement in concrete, in paints, and for other known uses for glass powder produced conventionally can be produced from unsorted post-consumer waste glass, including a subsatantial fraction of non-glass item...
08/19/2008
7370820Method and system for harvesting weighting agent fines
A method for harvesting weighting agent fines includes milling weighting agent into a plurality of pieces, classifying the pieces based on size to extract those particles having a particle size less than an acceptable maximum diameter, reclassifying the pieces based...
05/13/2008
7338649Method of producing food grade hydrated lime
A method is shown for producing food grade hydrated lime. A source of raw, hydrated lime is first passed through a classification step which divides the raw hydrated lime into a first fine stream and a first coarse stream. The first fine stream is passed through a f...
03/04/2008
7335618Method for manufacturing hydrorefining catalyst, and metal recovery method
A heavy oil is hydrorefined using a hydrorefining catalyst. A spent hydrorefining catalyst whose activity has decreased is heat treated (S1) and pulverized to obtained a regenerated powder (S2). This regenerated powder is fractionated according to its ...
02/26/2008
7318265Recovery method for an electric appliance
A mark is displayed to a manually scrapped component capable of being disassembled manually without disassembling or crushing by machine at the time of discard or recovery of an electric appliance after use, and the manually scrapped component is manually scrapped f...
01/15/2008
7312262Methods and compositions for microsurfacing
A composition for microsurfacing of pavement is described. The composition includes a polymer-modified emulsion asphalt oil, water, cement, and crushed aggregate. The crushed aggregate includes a first portion having an L.A. abrasion resistance which is higher than ...
12/25/2007
7279073Apparatus for liquid-based fiber separation
An apparatus for treating fibrous material is disclosed. The apparatus may include a fiber separator, a de-liquefier, a dry-to-wet blender and a flash dryer. The fiber separator may be a liquid-based fiber separator. The de-liquefier is for removing liquid from the ...
10/09/2007
7240867Processing system for manufacturing composite cementitious materials with reduced carbon dioxide emissions
A processing arrangement for manufacturing composite cementitious materials, such as hydraulic blended cements, with significantly reduced Portland clinker minerals content. The arrangement includes a milling unit for pregrinding supplementary cementitious materials...
07/10/2007
7226007Method and system for storing carpet fines
Fabric material having a backing, such as carpet, is used as a biomass fuel component. The fabric material is shredded and substantially separated into constituent backing and fabric components. The backing component is stored in a first storage unit. The fabric com...
06/05/2007
7226005Hyperplaty clays and their use in paper coating and filling, methods for making same, and paper products having improved brightness
The present invention relates to a hydrous kaolin product having improved optical properties, for example, when used in the production of paper products. The present invention comprises an improved barrier coating for paper and a method of making the coated paper. T...
06/05/2007
7211235Method for producing hydrotalcites
A method is described for the manufacture of hydrotalcites by using at least one compound of a bivalent metal (Component A) and at least one compound of a trivalent metal (Component B), wherein at least one of these components is not used in the form of a solution, ...
05/01/2007
7204439Apparatus and process for control of rotary breakers
Efficient process control of a rotary breaker is dependent upon the rate at which aggregate material is delivered to the rotary breaker. An improved pre-screening apparatus provides enhanced control of the amount of undersized material allowed to bypass the rotary b...
04/17/2007
7195183Method of processing composite wastes
A method or processing composite waste including combustibles and incombustibles has a press process for pressing the composite waste, a dry distillation process for performing dry distillation on the pressed composite waste, a shredding process for shredding the co...
03/27/2007
7172143Method and plant for separating polymeric materials
A method for recycling polymeric materials, including a mechanical separation step (B), a first density separation step (C), an intensive cleaning step (E), and a second density separation step (G, V) is described. Additional separation steps, such as a third densit...
02/06/2007
7162785Method of recycling a process cartridge
The recycling of metal materials is performed by efficiently recovering the metal materials from component materials of a process cartridge. To achieve this object, there is provided a method of recycling a process cartridge containing a toner, wherein in a crushing...
01/16/2007
7163604Production of fiber suspension from waste paper
A fiber suspension is produced from waste paper by first filling a pulper with a batch of the waste paper. The pulper is operated to partly defibrate the batch of waste paper substantially without disintegrating coarse imputities into finer impurities. The partly de...
01/16/2007
7159803Method for making particulate compositions and products thereof
A method of making abrasive compositions, and more particularly, it relates to a method of making precipitated silica abrasive compositions having excellent cleaning performance and lower abrasiveness with post-reactor sizing of the abrasive particles being performe...
01/09/2007
7137580System and method for pulverising and extracting moisture
A venturi receives incoming material through an inlet tube and subjects the material to pulverization. The material, as it undergoes pulverization, is further subject to moisture extraction and drying. An airflow generator, coupled to the venturi, generates a high s...
11/21/2006
7108734Silicon powder for preparing alkyl- or aryl-halogenosilanes
The invention concerns a silicon powder for making alkyl- or aryl-halogenosilanes, with particle-size distribution less than 350 μm, and containing less than 3% and preferably less than 2% of particles having a size less than 5 μm. Said powder enables to improve e...
09/19/2006
7099724Information processing system
An information processing apparatus capable of easily executing calculation of an environmental load volume (LCA result). Inventory data, that is data of individual materials and components, is used as the basic data of aggregate data when calculating the environmen...
08/29/2006
7020534Recycling method
A recycling method enables closed-loop material recycling (CMR) to be smoothly performed while reducing the amount of a recovered material disposed of outside the CMR loop. The amount of use of recovered ABS in a copying machine in a product production division is d...
03/28/2006
7014132Method and plant for separating polymeric materials
A method for recycling polymeric materials, including a mechanical separation step (B), a first density separation step (C), an intensive cleaning step (E), and a second density separation step (G, V) is described. Additional separation steps, such as a third densit...
03/21/2006
7010248Toner recycling method and toner recycling system
A toner recycling method and a toner recycling system use two personal computers and a display. A personal computer carries out management of information of toner, which is collected at a toner collection site. Another personal computer generates recycling informati...
03/07/2006
7000857Method of recycling
A recycling method comprises classifying products to be recycled on the basis of classifier unit information, decomposing and fractionating some of the products on the basis of fractionator unit information. Applying a physical action to the fractionated products on...
02/21/2006
6971593Methods for mechanical treatment of materials such as catalysts
Methods and apparatus for combinatorial (i.e., high-throughput) materials research, such as catalysis research, that involves parallel apparatus for simultaneously effecting mechanical treatments such as grinding, mixing, pressing, crushing, sieving, and/or fraction...
12/06/2005
6936344Absorbent composition of matter for odoriferous substances and releaser of diverse active ingredients
A new product is described characterized by its qualities to absorb undesirable scents present in the air, while serving at the same time as a carrier for aromas, fragrances, flavorings, repellents, attractants and other active ingredients. The active ingredients ar...
08/30/2005
6933065High temperature superconducting thick films
An article including a substrate, a layer of an inert oxide material upon the surface of the substrate, (generally the inert oxide material layer has a smooth surface, i.e., a RMS roughness of less than about 2 nm), a layer of an amorphous oxide or oxynitride materi...
08/23/2005
6926879Method of producing food grade hydrated lime
A method is shown for producing food grade hydrated lime. A source of raw, hydrated lime is first passed through a classification step which divides the raw hydrated lime into a first fine stream and a first coarse stream. The first coarse stream is then passed to a...
08/09/2005
6916423Device and methods for subdividing and filtering gel material and extracting molecules therefrom
An apparatus and method for mincing a gel includes a gel mincing tube and a mesh material. The mesh material extends across the end of the tube. To subdivide a gel using the mincing apparatus, a gel is placed upon the mesh material in the mincing tube, the mincing t...
07/12/2005
6911118Pulper for producing paper pulp from waste paper
A pulper for producing paper pulp from waste paper containing undesired scrap particles includes a container (1) forming a chamber (4) defined by a bottom wall (5) and a cylindrical circumferential wall (6). A paper tearing member (7
06/28/2005
6878236Raw material for printing paper, a method for producing said raw material and a printing paper
The object of the present invention is a method for making mechanical pulp, such as thermomechanical or chemi-thermomechanical stock. The mechanical pulp is used as a raw material for printing paper, and its freeness value is 30-70 ml CSF. The stock refined by the m...
04/12/2005
6874713Method and apparatus for improving silicon processing efficiency
A method for processing polycrystalline silicon workpieces to form size distributions of polycrystalline silicon pieces suitable for use in a Czochralski-type process includes: (1) preparing a polycrystalline silicon workpiece by a chemical vapor deposition process;...
04/05/2005
6842596Recycling apparatus, recycling method, and recycled product
Information about a recycling item is input, a first sorting condition is prepared so as to sort the recycling item into one of a plurality of groups corresponding to conditions for decomposing the recycling item, a second sorting condition is prepared so as to sort...
01/11/2005
1          
 
Sign InRegister
Username  
Password   
forgot password?