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| Number | Title | Issue Date |
| 7049272 | Downhole chemical delivery system for oil and gas wells The invention provides a method of treating of a well, a formation, or both, with the solids, liquids, or apparatuses, by 1) encasing said solids, liquids, or apparatuses in a water-soluble shell, 2) conveying said encased solids, liquids, or apparatuses to a predet... | 05/23/2006 |
| 5976258 | High temperature substrate transfer module A system and method for processing a substrate. The system includes a substrate heating station, a processing station, a conveyor for transporting the heated substrate from the substrate heating station to the processing station and a conveyor heating sta... | 11/02/1999 |
| 5425795 | Method for pulling-up a porous silica glass preform An improvement is proposed in the process for the preparation of a porous silica glass preform as a precursor of optical fibers by the VAD method, in which fine silica particles produced by the flame hydrolysis of a silicon-containing compound are deposit... | 06/20/1995 |
| 5423898 | Method of lowering and raising a optical fiber preform in a sintering furnace An improvement is proposed in the apparatus and method for the preparation of a transparent silica glass preform as a precursor of optical fibers by sintering and vitrifying a porous silica glass preform in a sintering furnace as vertically suspended at t... | 06/13/1995 |
| 4481398 | Multi-directional oscillating breakoff mechanism for separating billets A conveyor for removing billets from an induction heating furnace and for separating them from following billets to which they may have become adhered employs a roller having a contoured surface. The roller is rotatably mounted about an axis skewed relati... | 11/06/1984 |
| 4431406 | Rotary hearth furnace plant The rotary hearth furnace plant for heating granular high-carbon solids comprises an approximately funnel-shaped hearth, which rotates on a vertical axis and has a central outlet, which is disposed over a rotary table, on which the heated solids are moved... | 02/14/1984 |
| 4416624 | Vertical tunnel kiln A vertical tunnel kiln (10) comprising a firing kiln (30) having a interior core (42) supporting a spiral chute (46) attached to the periphery of the core (42). A vibratory bowl feeder (20) automatically feeds parts (100) individually to the upper end (24... | 11/22/1983 |
| 4391674 | Coke delivery apparatus and method A coke delivery device 10 includes a swingable chute 16 for guiding coke pushed from a coke oven through a coke rack 12 into a quench car 24. The chute 16 is drivingly interconnected with a moveable fume hood 14 whereby lowering the fume hood over the quench c... | 07/05/1983 |
| 4382842 | Coke distributing apparatus in a smoke hood A smoke collecting hood traversable on the oven platform along a coke oven battery covers the space in which the pushed coke cake drops into a quenching car while parked in front of the oven chamber. A distributor is suspended from the roof of the hood. T... | 05/10/1983 |
| 4350560 | Apparatus for and method of handling crystals from crystal-growing furnaces An apparatus for and a method of handling grown crystal ingots from a crystal-growing furnace, which apparatus and method include: lifting and moving an upper crystal chamber with the crystal supported therein to one side of the furnace; and gently loweri... | 09/21/1982 |
| 4245943 | Unloading apparatus for vacuum electric furnaces Unloading apparatus for vacuum electric furnaces having a hostile environment is disclosed in which a compartment is provided to which work pieces are delivered from such a vacuum electric furnace, transferred from the furnace by movable supporting and tr... | 01/20/1981 |
| 4145257 | Discharge apparatus for inclined coke ovens A device for automatically detaching and/or loosening coke within a coke oven chamber, particularly such a chamber of the type having an inclined or obliquely extending floor, includes a track support adapted to be mounted at a position confronting the co... | 03/20/1979 |
| 4123334 | Reciprocating coke guide extension In a system wherein coke is ejected from a horizontal coke oven into a one-spot coke quenching car, a reciprocating coke guide extension which serves to spread the ejected coke more evenly throughout the one-spot quenching car, thus allowing more coke to ... | 10/31/1978 |
| 4005252 | Apparatus for gas collection in open electric smelting furnaces A gas collection apparatus for use in open electrical smelting furnaces is disclosed. The apparatus comprises an annular body about the outer circumference of the furnace and sealed to the top edge of the furnace on one side thereof with a sloped wall ext... | 01/25/1977 |
| 3940577 | Method and apparatus for controlling a transfer car from a remote station A remote control method and apparatus for use in association with a movable carriage illustrated as a transfer car for handling radioactive materials. The car has a self-contained drive motor energized from a remote power source, and travels in forward an... | 02/24/1976 |
