Matches 1 - 20 out of 20


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8978895 Self-cleaning coal separator grids with multiple cleaning combs  
A lump coal size sorting grate comprising parallel bars is provided with three spaced apart, parallel cleaning combs which can be individually activated to clean the sizing grid of lodged coal...
8387627 Compact powder case  
A compact powder case includes a top case, a bottom case coupled to the top case to open and close the compact powder case, a mid case housed in the bottom case, a lifter disk coupled to the...
8196752 Self-cleaning coal separator grids with multiple cleaning combs  
A lump coal size sorting grate comprising parallel bars is provided with three spaced apart, parallel cleaning combs which can be individually activated to clean the sizing grid of lodged coal...
6796433 Method of post processing OCR information obtained from mailpieces using a customer specific keyword database and a mailpiece sorting apparatus  
The an embodiment of the present invention generally comprises a mailpiece sorting apparatus including a customer specific keyword database and a method of post processing OCR reject mailpieces....
6253928 Grain grader  
In a preferred embodiment of the invention, a grain grader has an improved cleaning system utilizing cascades of rollers swingably engaged with a grading cylinder. In a preferred embodiment, a...
6220445 Self-cleaning continuous-belt drilling mud separation system  
A continuous-belt drilling mud separation unit is removably mounted in a box-like housing disposed in the flow path of drilling mud or drilling fluids and is operated by a motor on the housing....
6105785 Composite rollers for continuous-belt drilling mud separation unit  
A pair of cylindrical composite rollers formed of a metallic drum having a thick outer elastomeric layer are mounted transversely in a rectangular frame of a drilling mud separation unit over...
4966689 Self-cleaning grate assembly  
The apparatus includes a housing having an inlet for coal and the like and two outlets, a sizing grate, a comb, and means for moving the comb relative to the grate for dislodging granular material...
4935124 Rotatable wood chip classifier  
A rotatable wood chip thickness classifying device. The apparatus includes two coaxial, spaced sets of apertured discs, each set defining a drum. The interdisc spacing of each drum is uniform,...
4857180 Rotating disc screen  
A screening apparatus is provided having a plurality of axially aligned discs or rings which are lined up one behind the other, spaced a predetermined distance from each other and rotate as a...
4842722 Pressure sorter  
A pressure sorter for fiber suspensions comprises a rotating screen basket and cleaning blades associated therewith. To improve the operating characteristics, stationary cleaning blades are...
4637557 Device for cleaning the sizing screen of a material reduction apparatus  
A cleaning device is provided for use with sizing screens in material reduction apparatus, such as crushers, pulverizers and shredders. The cleaning device automatically clears obstructions from...
4608156 Multi-screen grain separator  
A separating apparatus for classifying particulate material according to size, including a sub-housing enclosing a horizontally extending cleaning screen. A plurality of separate conveyor mounted...
4421642 Device for separating grinding medium and milled suspension in a wet comminuting machine  
A wet comminuting machine is provided with a sieve which is located at the mill base outlet and has orifices of such dimensions that they block the passage of grinding medium. Opposite the exit...
4322289 Roller for cleaning meshes of rotary screens  
A roller or brush for cleaning meshes of rotary screens, comprising a shaft having one or several cleaning members each comprising a body of revolution consisting of two concentrically arranged...
3972813 Method of removing solid particles from a mixture comprising a viscous liquid, and separator for the carrying out of this method  
A method and separator for removing sugar crystals from a syrup. The syrup is continuously delivered to a space defined by an inner conical first perforated wall subjected to air pressure and an...
3631980 OPEN MESH BELT CLEANER  
A screen conveyor having links made of thin strips with interlocked convolutions is supported and driven by sprockets having teeth engaging the openings between strips near the margins of the...
3351200 Screen cleaning apparatus  
3312530 Ammoniator-granulator apparatus  
2915182 Apparatus for grading grain  

Matches 1 - 20 out of 20