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| Number | Title | Issue Date |
| 5551553 | Angled disk drive apparatus for transporting and metering particulate material An apparatus is described for transporting particulate material. A housing includes a wall defining an inlet and a wall defining an outlet spaced downstream from the outlet. A duct is enclosed in the housing between the inlet and outlet, the duct being fo... | 09/03/1996 |
| 4998845 | Oil containment system for emergency use A system for containing oil or other contaminants which have leaked from an oil tanker or similar structure is disclosed. A series of flotation members are connected end to end and stored around the perimeter of the tanker. A membrane is folded and packed... | 03/12/1991 |
| 4963065 | Centrifugal pump for pulverized material A centrifugal pump for feeding pulverized material such as coal particles from a low pressure zone into a high pressure zone, said pump having nozzles mounted on a rotor. The pulverized material is ejected into the high pressure space through the nozzles,... | 10/16/1990 |
| 4941295 | Abrasive elevating apparatus for blast machines and method of using This relates to an elevating system for elevating used abrasive particles in a blast machine arrangement so that theused abrasive particles may be returned to an associated blast head for reuse. Basically speaking, the abrasive particle elevating system i... | 07/17/1990 |
| 4903419 | Method of and apparatus for dredging sludge in high density A method of and apparatus for continuously dredging sludge deposited on an underwater bed, at a high density of the sludge, according to which digging and scooping devices are placed in an airtight hood opened at its bottom, which is applied on the intend... | 02/27/1990 |
| 4616961 | Forage blower having a removable outlet transition member A forage blower having an upwardly extending, tangential blower outlet transition member which is hinged along one of its sides so as to be swung laterally to thereby expose the inside of the blower housing. By swinging the outlet member laterally, only a... | 10/14/1986 |
| 4595318 | Forage blower having replaceable wear liner A forage blower having an upwardly extending, tangential blower outlet transition member which is hinged along one of its sides so as to be moved to thereby expose the inside of the blower housing. The blower housing includes a two-portion rim sheet. A we... | 06/17/1986 |
| 4572712 | Forage blower having power transmission and mounting arrangement therefor A forage blower having a power transmission unit which is secured to the side wall of the blower housing and to the hub of the blower fan. The mounting arrangement eliminates components required in prior art machines. The unit can be reversed, end for end... | 02/25/1986 |
| 4561805 | Forage blower An improved forage blower having a small first stage paddle wheel type impeller or ventilator feeding a large conventionally sized second stage paddle wheel type impeller or ventilator via a short duct for transferring forage from the first stage ventilat... | 12/31/1985 |
| 4497605 | Centrifugal pump for transferring solid particles from a low pressure zone into a high pressure zone A centrifugal pump for transferring solid particles from a low pressure zone into a high pressure zone comprises a centrifugal rotor and a housing that are each rotatable about a central axis. The rotor debouches particles into the interior of the housing... | 02/05/1985 |
| 4462739 | Dry pulverized solid material pump Apparatus is shown for substantially increasing the feed rate of pulverized material into a pressurized container. The apparatus includes a rotor that is mounted internal to the pressurized container. The pulverized material is fed into an annular chamber... | 07/31/1984 |
| 4362441 | Means and apparatus for throttling a dry pulverized solid material pump Method and apparatus are shown for control of continuous feeding of pulverized material to a high pressure container. A rotor is located within the high pressure container. The pulverized material is fed from a feed hopper through a stationary feed pipe t... | 12/07/1982 |
| 4158469 | Feed material handling apparatus The feed material handling apparatus has a frame supporting a feed-receiving hopper disposed horizontally on said frame and an impeller rotatable about a vertical axis therein impels said material through a discharge tunnel to a substantially vertical blo... | 06/19/1979 |
| 4152254 | Disk centrifuge for granular material A centrifuge for sifting granular material, ranging in particle size from a few microns to several hundred microns, for example, comprises an upwardly concave frustoconical disk rotatable about a horizontal axis and provided with a similarly shaped cover ... | 05/01/1979 |
| 4102056 | Method and apparatus for introducing a particulate or pulverulent material into a flow of gas A method and apparatus for introducing a particulate or pulverulent material into a tube or duct in which material is pneumatically transported by a gas flow and possibly simultaneously subjected to some kind of treatment. The material is currently thrown... | 07/25/1978 |
| 4034870 | Device for introducing a substance, particularly a pulverulent substance, from a chamber having a pressure P1, into a chamber having a pressure P2 higher than P1 The present invention comprises a device which allows to introduce a substance from a chamber A, having a pressure P1, into a chamber B, having a pressure P2 higher than P1, said device comprising a stator, in which the pressure is that of the chamber B a... | 07/12/1977 |
| 4033518 | Forage harvester A forage harvester connectable to a vehicle such as a tractor for being towed by the tractor. The forage harvester includes a transmission having a horizontal rotatable input shaft and a horizontal output shaft separated by an angle of 100° such that the... | 07/05/1977 |
| 3968997 | Feed material handling apparatus The feed material handling apparatus has a frame vertically supporting a feed material blower with an upwardly extending transition discharge member and horizontally supporting an impeller with a rotor for delivering feed material to the blower. The blowe... | 07/13/1976 |
