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| Number | Title | Issue Date |
| 6017179 | Ring conveyor The invention relates to a ring conveyor for conveying bulk material, especially brewing barley or long malt, from a feed pipe fitted permanently inside a building in the form of an annular tower and opening above the ring conveyor into the region of a ra... | 01/25/2000 |
| 5447404 | Silo discharge arrangement An arrangement is provided for discharging granular or disintegrated material from silos in predetermined quantities per unit of time. The discharge arrangement includes a rotatable disc (15) which is intended to be placed at the bottom of the silo (1) an... | 09/05/1995 |
| 4881862 | Screw seal A screw seal for conveying bulk particulate solids between spaces at differing gas pressures with minimal leakage of gas. A tubular housing encloses a screw conveyor section and a sealing section receiving the solids and forming a sealing plug. The sealin... | 11/21/1989 |
| 4813179 | Process for the cocurrent gasification of coal The invention relates to the cocurrent gasification of coal and to a gas generator. The gas generator (11) comprises a vertical sealed vessel, the lower third of which is divided into several identical vertical compartments (12). Coal is loaded at the top... | 03/21/1989 |
| 4636127 | Conveying screw for furnace A countercurrent fluid cooled conveying screw is disclosed. Suitable for furnace applications, the screw includes an outer shaft spatially circumscribing an inner tube. A plurality of hollow, fluid cooled flights are affixed to the outer shaft and are in ... | 01/13/1987 |
| 4474524 | System for discharging thermal decomposition residue containing carbon residue and steel wire balls A system for discharging a thermal decomposition residue containing carbon residue and steel wire balls, the discharge system including: a discharge mechanism including a double shaft screw conveyer having respective screws thereof supported at one end th... | 10/02/1984 |
| 4448402 | Apparatus for directly making liquid pig-iron from coarse iron ore A device is described for directly making liquid pig-iron from coarse iron ore. Hot sponge-iron particles are directly conveyed by a worm conveyor (17) through a communicating passage (19) from a direct-reduction blast-furnace shaft (2) into a smelter-gas... | 05/15/1984 |
| 4413812 | Apparatus for discharging hot flowable solids, particularly sponge iron, from a shaft furnace Apparatus for discharging hot flowable solids comprises conical conveyor screws, which are arranged to form a star-shaped array and contained in respective conveyor troughs and at their inner ends are rotatably mounted in a centrally disposed hollow body.... | 11/08/1983 |
| 4408944 | Conveyor for removal of bed drain material from a coal-burning fluidized bed combustor The invention provides a conveyer for receiving bed drain material from a coal-burning fluid bed combuster and consists of a jacketed water cooled casing in which is a helical flight for conveying said material, the flight being mounted on an outer tube w... | 10/11/1983 |
| 4387652 | Furnace Pieces of shredded tires are fed into the top of a vertical pyrolyzing furnace in a measured amount using a weighing hopper feed mechanism. Heated gas is introduced through inlet and pyrolyzing the tire pieces on a countercurrent flow principle to produce... | 06/14/1983 |
| 4348211 | Gas generating system A gas generating system utilizing cellulosic waste, such as sawdust and the like, of a low BTU rating, which is partially dried on the closed top of, and then fed to the bottom of a conical generator into which a limited air supply is delivered to the upp... | 09/07/1982 |
| 4152840 | Grain dryer control system A control system for a grain drying bin includes a pre-dry sensor mounted on the inside of a grain drying bin a short distance above the floor and a thermocouple grain temperature sensor mounted in the discharge tube of the grain drying bin. The discharge... | 05/08/1979 |
