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| Number | Title | Issue Date |
| 7147109 | Sieve device for screening solid material The present invention relates to a sieve device for screening at least two solid substances preferably different from each other comprising at least one sieve module (1), comprising at least two sieve devices (2), comprising at least one fitting (3 | 12/12/2006 |
| 7117995 | Concrete reclamation apparatus An apparatus which is useful in the separation of solids from a diluted, wet, concrete mixture has (a) a free-standing first container with a drain port and a top opening, (b) a strainer disposed within the first container, (c) a drain port shut-off valve, (d) a sec... | 10/10/2006 |
| 6540089 | Large, stationary, modular aggregate processing plant and method of manufacturing and installing same A method of manufacturing a large stationary, aggregate processing screening tower by fabricating weldment modules and preassembling them with aggregate processing equipment internal within the weldment modules, transporting the preassembled weldment modu... | 04/01/2003 |
| 6354439 | Cement truck nozzle cleaner A device enabling the timely removal and subsequent recycling of residues remaining in a pouring chute through which the load of a cement from a mixing drum of a mobile delivery vehicle was discharged. A strainer on a movable arm attached to the vehicle i... | 03/12/2002 |
| 5960964 | Method and apparatus for sorting recycled material A compound disc is used to eliminate a secondary slot normally formed between adjacent shafts of a material separation screen. The compound disc comprises a primary disc joined to an associated secondary disc. The primary disc and the secondary disc each ... | 10/05/1999 |
| 5819951 | Separator plate for the screening of a particulate material and a sorting apparatus comprising same The invention provides a separator plate for the screening of particulate material comprising an upstream non-perforated segment, and at least one downstream screening segment with orifices of a desired size and orientation and with a plurality of upward ... | 10/13/1998 |
| 5551575 | Shale shaker screens Screens have been developed which, in one aspect, have interconnection apparatus including male projections on one first screen end which are received in female openings on another adjacent screen end. In one aspect the female openings are defined by rais... | 09/03/1996 |
| 5538139 | Arrangement for a plansifter A large or square plansifter has a large number of sieve stacks with e.g. more than 20 sieve boxes. Such boxes are constructed without a supporting grating and design so as to be exchangeable in the covered state and so that they can be placed on or in th... | 07/23/1996 |
| 5413709 | Solid/liquid separation apparatus with adjustable screen A solid/liquid separation apparatus in which a downwardly-inclined separator screen is supported across the open front face of a liquid collection chamber. The screen and chamber are mounted in an outer frame having spaced side walls. The screen has separ... | 05/09/1995 |
| 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 paddles sweep a top surface of the cleaning screen and a fu... | 08/26/1986 |
| 4549960 | System for conditioning grain and maintaining same Apparatus for cleaning, aerating and fumigating grain comprises chutes having screens therein over which the grain is passed. Conduits interconnect the chutes with a blower mechanism so that the grain to be cleaned is subjected to a vacuum which causes th... | 10/29/1985 |
| 4400268 | Arrangement for piling a bulky material having different grain sizes An arrangement for piling a bulky material of different grain sizes has one central and two lateral passages, a guiding element located upstream of the passages and arranged to guide a flow of a bulky material toward the lateral passages, and grate elemen... | 08/23/1983 |
| 4274952 | Apparatus for separating solids from a suspension A sieve chain having upper and lower ends is disposed in a housing and comprises a plurality of sieve sections and hinge means connecting adjacent ones of said sieve sections in series from one of said ends to the other. Each of said sieve sections has an... | 06/23/1981 |
| 4236998 | Process and apparatus for purifying a fibrous suspension In removing impurities, such as printing inks, binders, fiber fragments and pigments, from a fibrous suspension of waste paper containing water, the fibrous suspension is directed downwardly over an inclined sieve for removing the impurities through the s... | 12/02/1980 |
