Comic actor Danny Kaye received patent D166,807 for the co-design of "Blowout Toy or the Like". It's similar to one of those toys that unravels when you blow into at a birthday party except Kaye's has three blowouts going in different directions, not just one.
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| Number | Title | Issue Date |
| 8172200 | Flow control valve for fluidized material A flow control valve for fluidized material comprises a valve housing having a valve chamber with a valve seat and a valve plug having a flow passage, the valve plug being arranged inside the valve chamber in front of the valve seat (30) so as to be rotatable... | 05/08/2012 |
| 8152882 | Dust-catcher for blast furnace gas A conventional dust-catcher for blast furnace gas comprises a pressure vessel, with a gas inlet and outlet dome (14), a separation chamber (16) and a lower dust hopper (18), and a diffuser pipe (26) extending axially through the gas inlet... | 04/10/2012 |
| 8152430 | Three hopper charging installation for a shaft furnace A three hopper charging installation for a shaft furnace includes a rotary distribution device for distributing bulk material in the furnace by rotating a distribution member about the furnace central axis and a first, a second and a third hopper arranged in paralle... | 04/10/2012 |
| 8123453 | Charging device for a shaft furnace A charging device for a shaft furnace, which includes at least one charging hopper having a discharge orifice arranged in a position off-centre with respect to the central axis of the shaft furnace, and a material distribution device arranged below this hopper. The ... | 02/28/2012 |
| 8101153 | Method for the valorisation of zinc-and sulphate-rich residue The present invention describes a method for treating residues comprising zinc ferrites and non-ferrous metals selected from among the group made up of lead (Pb), silver (Ag), indium (In), germanium (Ge) and gallium (Ga) or mixtures thereof in the form of oxides and... | 01/24/2012 |
| 8092136 | Multiple hopper charging installation for a shaft furnace A multiple hopper charging installation for a shaft furnace includes a rotary distribution device for distributing bulk material in the shaft furnace by rotating a distribution member about a central axis of the shaft furnace and at least two hoppers arranged in par... | 01/10/2012 |
| 8088192 | Recovery of residues containing copper and other valuable metals A process for recovering non-ferrous metals, in particular copper, nickel and cobalt, from metallurgical residues containing these non-ferrous metals at an oxidation state of greater than or equal to zero, in an alternating current type plasma arc electric furnace c... | 01/03/2012 |
| 8080200 | Pulverized coal injection lance The present invention proposes a pulverized coal injection lance (10) for feeding pulverized coal from a rear end of the lance (10) to a front end (11) of the lance (10). The lance (10) comprises an outer pipe (12) for conve... | 12/20/2011 |
| 8062579 | Device for moving a runner A device (10), for moving a runner (12) of a shaft furnace between an upper tapping floor level (42), where the runner is in an operational position in front of a taphole of the furnace, and a lower service level (40), where the runner is... | 11/22/2011 |
| 8034284 | Bleeder valve for pressurized furnace A shaft furnace bleeder valve for controlling a gas outflow from the interior of a pressurized furnace to the ambient atmosphere through an exhaust conduit is proposed. The bleeder valve comprises a valve seat associated with the exhaust conduit, a movable closure m... | 10/11/2011 |
| 8021603 | Rotary charging device for a shaft furnace equipped with a cooling system A rotary charging device for a shaft furnace, in particular a blast furnace, is disclosed. The charging device is equipped with a cooling system. The rotary charging device includes a rotatable support for rotary distribution means as well as a stationary housing fo... | 09/20/2011 |
| 7951221 | Process for the treatment of contaminated metal residues and apparatus for implementing it Disclosed is a process and apparatus for the treatment of divided metal residues contaminated by one or more organic compounds, including mixing, inside a chamber, of metal residues with at least one calcium/magnesium compound capable of reacting exothermically with... | 05/31/2011 |
| 7951220 | Method for recovering molybdenium, nickel, cobalt or their mixtures from used or regenerated catalysts The invention describes a method for recovering molybdenum, nickel, cobalt or their mixtures from used or regenerated catalysts in an electric arc furnace containing a heel of liquid cast iron, surmounted with a fluid slag, comprising the following steps: a) adding ... | 05/31/2011 |
| 7909556 | Charging device and distribution chute for a shaft furnace A charging device for a shaft furnace comprises a distribution chute for bulk material and a drive mechanism for the distribution chute. The distribution chute has a trough-shaped main part with an open impact section and an outlet section. The main part provides a ... | 03/22/2011 |
| 7788964 | Method and device for calibrating a weighing system of a blast furnace top hopper A method for calibrating a weighing system of a blast furnace top hopper and a corresponding weighing system are disclosed. The method comprises the step of using at least one actuator for exerting a vertical net force with a certain magnitude onto the hopper, so as... | 09/07/2010 |
| 7735434 | Multiple-hearth furnace The inventive multi-level furnace comprises a furnace wall delimiting a cylindrical space having a vertical axis, a plurality of beds defining the levels inside said cylindrical space and at least one scraping arm which is provided with a wall scraper and associated... | 06/15/2010 |
| 7604447 | Hopper-loading method and installation A device for distributing loose materials, arranged in a curtain of loose material tipped out from a means of conveying loose material includes a box with a top opening, at least one wall which extends transverse to the curtain of material inside the box to subdivid... | 10/20/2009 |
| 7549463 | Cooling panel for a furnace for producing iron or steel A cooling plate for an iron and steelmaking furnace includes a copper cooling plate body having at least one cooling duct for a cooling medium extending essentially parallel with the back of the cooling plate body. The cooling plate body further includes a preformed... | 06/23/2009 |
| 7389953 | Spray head for a granulating system A spraying head for a granulating installation includes a slotted nozzle in which a nozzle channel having an oblong cross-section of flow is limited downwards by a floor surface, upwards by a top surface and laterally by a side face on each side. An oblong flow cont... | 06/24/2008 |
| 7311486 | Charging device with rotary chute A charging device for bulk material comprises a rotor having a substantially vertical axis of rotation a first drive for rotating the rotor and a chute supported by the rotor so as to be rotated with the latter. The chute can be rotated about its longitudinal axis. ... | 12/25/2007 |
| 7217123 | Cooled furnace wall A cooled furnace wall comprises a furnace shell with an inner and an outer side and cooling plates lining the inner side of the furnace shell. Each of the cooling plates has a plate body and protruding connection pieces for supplying the cooling plate with a coolant... | 05/15/2007 |
| 7169205 | Method for producing a melt iron in an electric furnace A process for producing liquid smelting iron in an electric arc furnace includes several electrodes, equipped with a hearth, and containing a heel covered with a non-foaming liquid slag. The process further includes the reduction of the metallic fines, in order to f... | 01/30/2007 |
| 6994037 | Rabble arm for a furnace A rabble arm for a furnace includes an elongated metallic support core, at least one rabble tooth having a rabble portion and a fixing portion and a fixing device co-operating with the fixing portion for fixing the rabble tooth to the elongated metallic support core... | 02/07/2006 |
| 6988857 | Method and device for monitoring a mass flow in a pneumatic pipeline A device for monitoring the mass flow of a particulate solids flow in a pneumatic pipeline includes a measuring chamber and an impact body. Through an inlet connection the particulate solids flow is blown as a compact solid/gas jet onto the impact body, so as to imp... | 01/24/2006 |
| 6981831 | Variable device for bulk material distribution with rotary chute having variable angle of inclination A device for distributing bulk materials includes a suspension rotor is mounted in a support frame which is capable of rotating about a substantially vertical axis of rotation. A chute is suspended to the suspension rotor and is tiltable about a substantially horizo... | 01/03/2006 |
| 6945077 | Method for treating steel plant slag A method is presented for the treatment of slag from electric steel plants which comprises the following steps: (a) transference of the slag into a metallurgical receptacle; (b) defoaming of the slag in this metallurgical receptacle by adding a defoaming agent, pref... | 09/20/2005 |
| 6916146 | Device for distributing bulk materials with rotary chute having a variable angle of inclination A device for distributing materials in bulk includes a suspension rotor and a chute located below the suspension rotor. The chute is provided with two lateral suspension arms which are connected to the suspension rotor. A driving mechanism produces a pivoting torque... | 07/12/2005 |
| 6866778 | Tank for draining a granular material/liquid mixture A drainage tank for granular material/liquid mixture includes a low part and a high part provided with a lid. A device for separating the liquid and the granular material is arranged in the low part. A device for evacuating excess liquid is arranged in the high part... | 03/15/2005 |
| 6857872 | Device for loading a shaft furnace A loading device for a shaft furnace comprises a chute supported by a suspension rotor (28) in a fixed housing. The rotor (28) is fitted with a cooling circuit, supplied with liquid coolant via a rotating annular joint (44). The latter comprises... | 02/22/2005 |
| 6848867 | Device for passing heavily flowing bulk material into a delivery pipe A device for introducing poorly flowing bulk material into a feed line includes a swirl chamber connectable to a feed line so as to form an inlet aperture in a side wall of the swirl chamber. The device further includes a diffuser plate through which a loosening flu... | 02/01/2005 |
| 6832564 | Method of operating a multiple hearth furnace A method of operating a multiple hearth furnace with a plurality of vertically aligned hearth floors includes feeding a first material onto the uppermost hearth floor and moving it over the hearth floor before it falls through a drop hole onto the next lower hearth ... | 12/21/2004 |
| 6802268 | Device for discharging dust from a dry dust collector of a blast furnace A device for discharging dust from a dry dust collector of a blast furnace includes a dust discharge vent located downstream of a dust discharge opening of the dry dust collector. A fully enclosed dust conveying system is located downstream of the dust discharge val... | 10/12/2004 |
| 6802710 | Multiple hearth furnace A multiple hearth furnace includes an upright cylindrical furnace housing divided into a plurality of vertically aligned hearth chambers. A cleaning lance inlet port is sealingly connected to the cylindrical furnace housing and radially leads into one of the hearth ... | 10/12/2004 |
| 6792973 | Gas tight shut off valve for a material charging or discharging lock A gas tight shut-off valve for a material charging or discharging lock includes a valve closing element that is movable relative to a valve a seat, between a first position which the valve closing element and the annular valve seat can be axially pressed together, a... | 09/21/2004 |
| 6793874 | Cooling system for a metallurgical furnace A cooling system for a blast furnace includes a cooling circuit (10) closed by a return line (16) and at least one circulation pump (26, 26′, 26″) for circulating cooling water through the closed cooling circuit. An emergency feed line (3... | 09/21/2004 |
| 6749822 | Process for treatment of gases from a sintering plant Process for treatment of gases which are exhausted through a sinter bed in a sintering plant, wherein a distinction can be made between a cold zone of the sintering plant with relatively low gas temperatures and a hot zone of the sintering plant with substantially h... | 06/15/2004 |
| 6635096 | Method for optimizing the operating conditions of a submerged arc furnace A method for producing molten metal by the reduction and melting of raw materials in a submerged arc type electric furnace includes at least one electrode, where substantial amounts of slag are generated so that the electric furnace contains a bath of mol... | 10/21/2003 |
| 6610243 | Installation for aqueous granulation A granulation plant for aqueous granulation of a product includes a granulation tank fitted for the injection of granulation water in order to granulate the product. The granulation plant further includes a sedimentation tank, separate from the granulatio... | 08/26/2003 |
| 6610115 | Dust extraction installation for blast furnace gas The preliminary cleaning stage for a dust extraction installation for blast furnace gas is comprised of a large-sized cyclone which comprises a vertical pressurized tank. A gas furnace gas line arriving from the blast furnace is connected to an axial deli... | 08/26/2003 |
| 6582492 | Method for producing melt iron The invention concerns a method for producing melt iron comprising the following steps: a) reducing the iron ore particles to form pre-reduced iron comprising excess free carbon; b) hot process transfer of the pre-reduced iron in a smelting furnace; c) sm... | 06/24/2003 |