Quotables
"Telephone, n. An invention of the devil which abrogates some of the advantages of making a disagreeable person keep his distance. "
Ambose Bierce
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7025936 | Method and apparatus for preparing a sample for analysis of precious metal content This invention relates to a method for assaying an ore sample to determine the concentration of gold and PGMs therein. The method comprises the steps of separating an ore sample, combining the prepared ore sample with a lead-containing flux, inductively heating the ... | 04/11/2006 |
| 5401294 | Method to separate metallic phases from other phases containing same and device to carry out the method The invention concerns a process for de-metallization of metal-containing residues, dross, slags and the like that accumulate during thermal processes in metallurgical and scrap metal reclamation processes which consists of that the metal/non-metal phase ... | 03/28/1995 |
| 5332198 | Method for producing rapidly-solidified flake-like metal powder and apparatus for producing the same Disclosed is a method and an apparatus for producing rapidly-solidified flake particles, which combines centrifugal atomization with metal substrate cooling. A stream of molten metal is disintegrated centrifugally into droplets by a rotating disk. Then th... | 07/26/1994 |
| 5149063 | Collision centrifugal atomization unit Apparatus and a method for producing submicron and smaller metal alloy pacles using a main chamber having a longitudinal axis and a feeder for introducing a quantity of molten alloy under pulsed gas pressure in a direction generally radial to the axis. T... | 09/22/1992 |
| 5110547 | Process and apparatus for the production of semi-solidified metal composition In a process and an apparatus for stably and continuously producing a solid-liquid metal mixture in which non-dendritic primary solid particles are dispersed into the remaining liquid matrix, molten metal is charged into a clearance between a wall member ... | 05/05/1992 |
| 4938457 | Apparatus for treating aluminous metal skim material An improved apparatus for recovering liquid aluminous metal from hot, aluminous skim comprising a combination of an open-one-end bowl to hold the hot skim and retain the residue after centrifuging, a bowl cover latchable to said bowl and with means to pro... | 07/03/1990 |
| 4743428 | Method for agitating metals and producing alloys Method and apparatus for the agitation of base metal on alloy melts, and for the agitation and alloying of base metal melts with at least one alloying metal. A rotatable device is suspended in a melt of base metal and the device is rotated to draw at leas... | 05/10/1988 |
| 4741463 | Ingate device and process for casting molten metals A compact and re-usable ingate device for transferring molten metal to a mold during casting employs a substantially unitary structure resembling a trapezoidal block of refractory material. Within the block are a generally cylindrical rotation chamber, an... | 05/03/1988 |
| 4668272 | Support and drive system for rotating liquefaction vessel A rotary heating apparatus, for example, for liquefying glass batch or the like, is provided with dynamic stability by isolating structural support elements from vessel elements that are subject to thermal distortion and by supporting the vessel so as to ... | 05/26/1987 |
| 4414016 | Apparatus for the pelletization of heat-liquifiable solid materials Apparatus for the pelletization of heat-liquifiable materials, such as metallurgical slags, consists of feed means for the molten material, these feed means depositing the material on a downwardly-extending feed plate over which it flows while it is mixed... | 11/08/1983 |
| 4405118 | Apparatus for refining molten metals from insoluble impurities The apparatus for refining molten metals from insoluble impurities comprises a housing with a detachable base having an opening, a filtering device with a filtering member, mounted on the housing and operatively passing through the opening in the base, me... | 09/20/1983 |
| 4366951 | Apparatus for refining metal melts from insuluble impurities The apparatus comprises a housing, a filtering device, mechanisms for driving the filtering device, respectively, through rotation and reciprocation and a device for discharging impurities from the filtering device. The filtering device includes the top a... | 01/04/1983 |
| 4261553 | Method for containing liquid phases in a vessel In many situations it is desirable for two or more liquid phases of different densities to be contained in a vessel with the upper phase out of contact with the vessel walls. Such a situation is the refining of molten metals, e.g., copper, wherein a layer... | 04/14/1981 |
| 4170344 | Apparatus for the separation of a mixture of components, particularly molten metals, metal compounds and/or metal containing slags in a centrifugal force field An apparatus for the separation of components such as molten metals, compounds or metal containing slags centrifugally including a centrifugal body universally suspended including a hollow shaft with a concentric inlet opening at the bottom to be submerge... | 10/09/1979 |
| 4137073 | Method and apparatus for treating aluminous metal skim material and by-products of said method A method for treating hot skim material to separate, recover, and prepare for use both aluminum and non-aluminous constituents contained in the hot skim materials involves a centrifuge having a rotatable bowl to receive a charge of skim material. The cent... | 01/30/1979 |
| 4063721 | Method for the separation of segregations and impurities from material mixtures by centrifuging and equipment for the execution of the method A method for the separation of segregations from material mixtures is dissed. The method is particularly suited for the sedimentation of high-melting metal alloys and their impurities. In the method, material mixtures are introduced into the heatable rot... | 12/20/1977 |
| 4036480 | Centrifugal separation of mixtures of at least partially molten metals, metal compounds and/or metal-containing slags into individual constituents A method and apparatus for centrifugal separation of hot materials such as molten metals and slag including feeding the metal and slag mixture into a rotational separator drum having a center inlet at one end and coaxial outlets at the other end, a burner... | 07/19/1977 |
| 4033563 | Device for the separation of mixtures of at least partially molten metals, metal compounds and/or metal-containing slags in a centrifugal force field A mechanism for the centrifugal separation of mixtures of molten metals and slag, including a rotary housing supported at its upper end by a gimbal ring mounted in an annular ball bearing assembly with the housing including an annular outer wall having an... | 07/05/1977 |
| 4032122 | Method and apparatus for recovering small particles of heavy precious metals There is disclosed a method and apparatus for recovering small particles of gold or platinum from a slurry by feeding the slurry onto a layer of Mercury which is flowing downwardly along a generally conical, downwardly converging inner wall of a housing. ... | 06/28/1977 |
| 4029302 | Device for separation of mixtures of at least partially molten metals and/or metallic compounds into at least two phases of different density A device is provided for separating, or dividing, mixtures of at least partially molten metals and/or metal compounds into at least two phases of different density. Said device comprises a centrifugal drum having supply means for the molten mixture in one... | 06/14/1977 |
| 4017307 | Thermal method for the recovery of metals and/or metal combinations with the aid of a melting cyclone Starting materials continuously charged into a cyclone reactor are continuously discharged in molten state into a flow-through buffer hearth chamber from which the gases are withdrawn, the molten materials flowing continuously as received at one end of a ... | 04/12/1977 |
| 4015069 | Apparatus for extracting metals from ore An apparatus for extracting metals from ore by electrical discharge therethrough which melts the available metallic values into separated nuggets. Pulverized ore, preferably ionized, is supported upon one electrode and subjected to random discharge of ele... | 03/29/1977 |
| 4003559 | Apparatus for recovery of metallic zinc from dross An apparatus for separating and recovering metallic zinc from an ash-like solid substance composed of a mixture of metallic zinc, zinc oxide and other zinc containing materials is disclosed. This apparatus comprises a saucer-like container of an inverse c... | 01/18/1977 |
| 3972514 | Centrifuge for the refining of nonferrous metals The centrifuge consists of a hollow housing disposed wherein is a hollow bowl containing a hollow pusher whose side wall is formed by the side wall of the bowl. The hollow pusher is capable of reciprocating inside the bowl, being attached to the piston ro... | 08/03/1976 |
| 3948495 | Apparatus for continuous vacuum-refining of metals The present invention relates to apparatus for continuous purifying of tin from impurities -- lead and bismuth, by refining. The apparatus comprises a vacuum chamber accommodating a range of trays arranged in succession and fitted each with an overflow conduit... | 04/06/1976 |
