Did You Know...
...that Charles Goodyear performed some of his experiments on rubber while in debtor's prison? He was there so often he referred to it as his "hotel". Chronically in debt because of poor business sense and ill health, Goodyear depended on the generosity of friends and family. Even after he unlocked the secret to vulcanizing rubber, he was unable to improve his financial situation. When he died, his estate was $200,000 in debt.
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| Number | Title | Issue Date |
| 7024794 | Centrifugal pellet dryer with plastic wall panels A centrifugal pellet dryer including a stationary cylindrical screen, a driven elevating rotor in said screen elevating wet pellets inside the screen and imparting radial forces to the wet pellets to impact them against the interior of the screen to enable moisture ... | 04/11/2006 |
| 6393720 | Spreader apparatus for pellet dryer/cooler A spreader apparatus (10) designed to evenly spread pellets or the like across an inlet deck (20) of a dryer or cooler is provided which includes a plurality of elongated, telescoping, pivotally supported delivery tubes (12) arranged in side-by-side relat... | 05/28/2002 |
| 6163978 | Corn dryer A seed corn dryer capable of being switched between a single pass mode and a dual path mode of operation. The invention includes an air supply unit adapted to delivery drying air to only one dryer plenum in a dual path mode and to both dryer plenums in a ... | 12/26/2000 |
| 5909943 | Apparatus for cooling or drying bulk material The bulk material cooler/dryer apparatus of the present invention utilizes an oscillating spreader assembly in conjunction with a reciprocating discharge grate structure to achieve uniform distribution of in-flowing bulk material within a main processing ... | 06/08/1999 |
| 5899003 | Method and apparatus for drying of materials containing volatile components A method and apparatus for drying of a material containing a volatile component, in which the material is disposed in a bed in a drying zone which is in communication with a closed circuit in which a gaseous drying medium is circulated. Associated with th... | 05/04/1999 |
| 5794358 | Apparatus for cooling and drying bulk products using primary and auxiliary air A cooler/dryer includes a housing for storing bulk product including a bulk product inlet at the top of the housing and a grid structure adjacent the bottom of the housing for discharging bulk product. The grid structure is movable between open and closed... | 08/18/1998 |
| 5778558 | Pellet cooling method and apparatus using alternate hot and cool air streams A pellet conditioning device (10) for the cooling and/or drying of preformed discrete pellets (148) is provided which includes an upright pellet-receiving bin (12) with a dual grate assembly (18) therein. The assembly (18) includes a stationary first grat... | 07/14/1998 |
| 5685434 | Vertical drop product cleaner The present invention provides a vertical drop, multi-pass cleaner comprising a housing and first and second panels defining a separation plenum therebetween through which the product drops substantially vertically through an upwardly directed air flow an... | 11/11/1997 |
| 5522153 | Device and process for pre-treating electronic circuit scraps A device for pre-treating electronic circuit scraps has a conduit placed at a slope to the vertical direction. Also, some counter-rotating disk wheels are arranged in a cascade and bear grid-like vanes. These wheels begin at an upper end where the scraps ... | 06/04/1996 |
| 5375342 | Counterflow air cooler for granular materials An apparatus is provided for cooling warm granular product. The apparatus includes a grate system having a first grate overlying and second grate. The first grate has a plurality of parallel generally spaced apart members, whereas the second grate has a p... | 12/27/1994 |
| 4869162 | Counterflow cooler for pellets A counterflow cooler for ventilation and cooling of hot, pelletized product is provided which includes a shiftable floor located beneath a negatively ventilated housing. The cooler is provided with a series of openings in the floor which both admit air in... | 09/26/1989 |
| 4752359 | Method of producing active form coke Active form coke is made from coal by passing the coal granulate downwardly through a preheating and pyrolysis zone, a heating zone, an aftertreatment zone and a cooling zone by moving respective grate bars of grates in each zone so that a bed of granules... | 06/21/1988 |
| 4712311 | Grain drying apparatus for storage bin An apparatus for drying grain in a storage bin includes an elevated floor structure horizontally disposed across a storage bin. The floor includes a plurality of parallel ridges and valleys and is perforated to allow the passage of hot drying air upwardly... | 12/15/1987 |
| 4604814 | Apparatus for cooling or drying coarse-grained bulk material The subject matter of the invention relates to apparatus for cooling or drying coarse-grained bulk material, comprising a plurality of trays mounted one above the other for rotation about a common axis, each tray being divided into a plurality of segments... | 08/12/1986 |
| 4602438 | Method and apparatus for fluidized steam drying of low rank coals with wet scrubbing A method and apparatus for drying low-rank coals, such as lignite, where the coal is passed through a sealed vessel in a plurality of heated fluidized beds, with fluidization effected by superheated steam flowing countercurrent to the coal flow. A composi... | 07/29/1986 |
| 4601113 | Method and apparatus for fluidized steam drying of low-rank coals A method and apparatus for drying of low-rank coals, such as lignite, where the coal is passed through a sealed vessel in a plurality of heated fluidized beds with fluidization effected by superheated steam flowing counter-current to the flow of coal. A c... | 07/22/1986 |
| 4522320 | Kiln floor system A kiln floor system having a plurality of sequentially operated, pivotally mounted trays capable of dumping a load of grain in a minimum of time. Typical field trays of the floor are coupled in pairs to a single air cylinder for economy of operation. The ... | 06/11/1985 |
| 4463503 | Grain drier and method of drying grain A grain drier system is disclosed which includes means for collecting heated air which has passed through grain and conducting it to the inlet of the burners which supply the heated gas to dry the grain. The collected air is introduced into the inlet of t... | 08/07/1984 |
| 4455762 | Glass batch pellet production and drying process and apparatus In a rotary apparatus for the production of layered glass batch pellets there is provided a dryer for final drying of the pellets prior to their being fed to a melting furnace.... | 06/26/1984 |
| 4445282 | Cooler for granular products The invention relates to a cooler for granular products, essentially consisting of a cooling reservoir, a product inlet at the top, and two grids for the discharge of granules, which grids are movable relatively to each other. In the cooling reservoir a c... | 05/01/1984 |
| 4392310 | Drying apparatus A particulate dryer is disclosed in which upwardly moving hot gases contact downwardly moving particulate matter. The particulate matter is supported by rotating trays which, due to the absence of support at their outer ends at selected loci are caused to... | 07/12/1983 |
| 4294019 | Grain drying apparatus A grain drying apparatus includes an upright bin having a perforated drying floor supported substantially above a perforated cooling floor. An opening through the drying floor communicates with a hopper having a gate mechanism adapted to confine grain wit... | 10/13/1981 |
| 3986270 | Apparatus for continuously drying separate charges of material while maintaining the charges separate A plurality of members are arranged in side by side relation to form a plurality of horizontal rows, vertically stacked in a vertical drier. Movable means are associated with selected rows of the members and are movable to form a floor to separate one par... | 10/19/1976 |
