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Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 5520886 | Explosion resistant reinforced container assemblies for materials to be microwave heated Sealable container assemblies include containers for materials which are to be microwave heated, such as in digesting or extracting operations, made of thermoplastic material, such as fluoropolymer, that is strengthened by reinforcing means that may be a ... | 05/28/1996 |
| 5468135 | Apparatus for manufacture of containers for materials being heated A process for manufacturing containers that are suitable for containing materials that are to be heated by microwave radiation or other heating equipment includes making a dilute liquid dispersion of quartz and/or glass fibers (very preferably microfibers... | 11/21/1995 |
| 5443795 | Explosion proof microwave heated solvent extraction apparatus An explosion proof microwave heated solvent extraction apparatus or system for extracting organic materials includes a pressure resistant microwave transmissive extraction container, which is preferably of reinforced polyetherimide lined with fluoropolyme... | 08/22/1995 |
| 5441681 | Process for manufacture of containers for materials being heated A process for manufacturing containers for holding heated materials includes the steps of depositing a dispersion of fibers in a liquid onto the interior of a liquid permeable female mold, removing liquid from the deposited dispersion by applying a pressu... | 08/15/1995 |
| 5427741 | Pressure resistant reinforcing means for containers for materials to be microwave heated Containers for materials which are to be microwave heated such as in digesting or extracting operations, are made of thermoplastic material, such as a fluoropolymer, e.g., TEFLON.RTM. PFA, that is strengthened by reinforcing means that may be a fiber rein... | 06/27/1995 |
| 5420039 | Control of continuous microwave digestion process A process and apparatus for controlled continuous microwave digestion of samples of materials to prepare them for subsequent analyses or other chemical operations. The material to be analyzed, in finely divided form and mixed with digesting liquid, such a... | 05/30/1995 |
| 5378878 | Heat resistant and light weight container for materials to be heated, and process for manufacture thereof A highly preferred container for ashable material, which material is to be ashed by heat in an ashing furnace, while it is in such container, especially when such container is to be heated by microwave radiation onto microwave absorptive elements of the f... | 01/03/1995 |
| 5369034 | Use of a ventable rupture diaphragm-protected container for heating contained materials by microwave radiation A ventable container for materials to be heated (preferably digested) by microwave radiation includes a movable rupture diaphragm in a venting passageway in a closure or cover for such container. Such diaphragm is tightenable into place so that the contai... | 11/29/1994 |
| 5320804 | Process and apparatus for controlled microwave heating under pressure A process for rapidly sterilizing biological media, such as broths and gels used as incubation or growth media to test the presence of microorganisms, such as bacteria, includes applying microwave radiation to such an aqueous biological medium contained i... | 06/14/1994 |
| 5318754 | Microwave ashing apparatuses and components An apparatus for use in analyzing materials for ash content includes a walled chamber which retains microwave radiation therein, a source of microwave radiation, such as a magnetron, for radiating onto contents of such chamber, and an ashing furnace in th... | 06/07/1994 |
| 5252274 | Process for manufacture of containers for materials being heated A process for manufacturing containers that are suitable for containing materials that are to be heated by microwave radiation or other heating means includes making a dilute liquid dispersion of quartz and/or glass fibers (very preferably microfibers), d... | 10/12/1993 |
| 5230865 | Ventable rupture diaphragm-protected container for heating contained materials by microwave radiation A ventable container for materials to be heated (preferably digested) by microwave radiation includes a movable rupture diaphragm in a venting passageway in a closure or cover for such container. Such diaphragm is tightenable into place so that the contai... | 07/27/1993 |
| 5215715 | Microwave heated digesting system for digesting materials to be analyzed A continuous flow microwave heated digesting system, which is especially useful for digesting samples of materials to be analyzed with an atomic absorption spectrometer (ASS), includes a chamber, a source of microwave radiation into the chamber, thin bore... | 06/01/1993 |
| 5206479 | Microwave heating system A microwave heating system which is especially useful for rapidly, uniformly and positively sterlizing biological media, such as broths and gels used as incubation or growth media for bacteria, includes a source of microwave radiation, a microwave chamber... | 04/27/1993 |
| 5108701 | Process for rapid sterilization of biological media A process for rapidly sterilizing biological media, such as broths and gels used as incubation or growth media to test the presence of microorganisms, such as bacteria, includes applying microwave radiation to such an aqueous biological medium contained i... | 04/28/1992 |
| 5066843 | Heat resistant and light weight container for materials to be ashed, and process for manufacture thereof A container for an ashable material, to be ashed by heat in an ashing furnace, especially one heated by microwave radiation onto microwave absorptive elements thereof, comprises a heat resistant, walled container which is light weight, microwave transmiss... | 11/19/1991 |
| 4835354 | Microwave heating apparatus for laboratory analyses A microwave oven particularly suitable for laboratory analytical use is described. The oven is designed for chemical digestion and the drying of materials to very low moisture levels. The oven utilizes a rotating platform to move the material being subjec... | 05/30/1989 |
| 4753889 | Analytical method for determining volatiles, solids and solvent extractables An apparatus and method for quantitatively measuring volatiles, solids and solvent extractables is described which provides rapid and accurate determinations using microwave heating, electronic balance weighing and solvent extracting of solubles. The meth... | 06/28/1988 |
| 4681996 | Analytical process in which materials to be analyzed are directly and indirectly heated and dried by microwave radiation An apparatus for controllably heating material, such as a material to be analyzed for volatiles or non-volatiles contents, directly and indirectly by microwave radiation, includes a chamber, in which the material to be heated is placed, a source of microw... | 07/21/1987 |
| 4663115 | Protecting personnel and the environment from radioactive emissions by controlling such emissions and safely disposing of their energy An apparatus for protecting personnel and the environment from harmful emissions of radiation from a source thereof includes a plurality of shielding parts so located as to be in the path of the radioactive emissions and to absorb them (one such part bein... | 05/05/1987 |
| 4651285 | Analytical apparatus and process Apparatuses and processes are described for the automatic determinations of fat contents of foods, such as dairy products, e.g., milk, wherein automatic density and solids content determining apparatuses are employed, together with a computer, to determin... | 03/17/1987 |
| 4637511 | Longer lasting woven polyaramide belting for high temperature applications Woven flexible belting of improved cut resistance, heat resistance and strength, and consequently, of longer life, so that it is suitable for use in a conveyer belt for carrying hot and sharp edged materials, includes warp and fill textile threads and yar... | 01/20/1987 |
| 4583365 | Reticulated electrothermal fluid motor A new electrothermal fluid motor connected to an electrically controlled energy source for uniformly heating a unique reticulated heat exchanger, which together with an expansion fluid fills a chamber, having a mechanical energy output consisting of a jet... | 04/22/1986 |
| 4569172 | Interior corner construction for wallboard, ceiling and partition panel assemblies, and backer clips therefor A backer clip, a plurality of which may be used to replace a second framing member normally employed for interior corner constructions of wallboard, ceiling and partition panel assemblies, and suitable for installation on a framing member, is of a continu... | 02/11/1986 |
| 4567733 | Economizing air conditioning system of increased efficiency of heat transfer selectively from liquid coolant or refrigerant to air An air conditioning system which incorporates evaporator coils for extracting heat from air with a liquefiable gas refrigerant, and cooling coils containing a liquid coolant, such as an aqueous ethylene glycol solution, that has been cooled by cold outsid... | 02/04/1986 |
| 4566804 | Apparatuses, processes and articles for controllably heating and drying materials by microwave radiation An apparatus for controllably heating material directly and indirectly by microwave radiation comprises a chamber in which the material to be heated (often to dryness, as for analysis) is placed, a source of microwave radiation for radiating into material... | 01/28/1986 |
| 4566312 | Apparatus and process for automatically determining fat contents of foods Apparatuses and processes are described for the automatic determinations of fat contents of foods, such as dairy products, e.g., milk, wherein automatic density and solids content determining apparatuses are employed, together with a computer, to determin... | 01/28/1986 |
| 4565669 | Microwave ashing apparatus An apparatus for ashing materials which comprises a chamber, a source of microwave radiation for direction onto contents of the chamber, and in the chamber a support, such as a fused quartz pad or crucible, for the material to be ashed, and an ashing mean... | 01/21/1986 |
| 4561851 | Apparatus for demonstrating and/or teaching alleviation of pain with transcutaneous electrical nerve stimulators An apparatus for demonstrating and teaching the application of transcutaneous electrical nerve stimulation to a human or animal body includes a representation of such body with receptors thereon at different sites thereof corresponding to treatment sites ... | 12/31/1985 |
| 4553363 | Outside wallboard corner construction and edging member for said corners An outside longitudinal corner construction of wallboard panels includes a framing member of the rectangular wooden stud or C-shaped sheet metal channel type, an edging member which is essentially T-shaped in cross-section or of a modified shape and a pai... | 11/19/1985 |
| 4527796 | Method of filling an athletic bag with air and liquid A method of filling an athletic bag with water and air. After the bag has been assembled and provided with a push-pull valve which communicates with the interior of the bag, water and air are caused to pass through the valve until the bag reaches a predet... | 07/09/1985 |
| 4498688 | Shopping cart incorporating removable skid, runner or ski attachment A skid attachment for a shopping cart, useful in operative position to allow easy movement of the cart over snowy and icy surfaces, as in supermarket parking lots, includes a pair of skid members near the front wheels of the cart, when the attachment is i... | 02/12/1985 |
| 4495518 | Infrared test for wooden utility poles for structural soundness A method for testing wooden utility poles for structural soundness, which quickly indicates usual structural conditions which make the pole unsound, such as rot, porosity and internal cavities, includes converting infrared radiation received from a utilit... | 01/22/1985 |
| 4487317 | Stacking wire for produce trays A stacking wire for produce trays is made from a length of wire, preferably a uniform round high tensile strength steel wire of at least 14 gauge, bent into an elongated open U with both sides thereof diverging downwardly to open ends at which they are be... | 12/11/1984 |
| 4467578 | Concealable wallboard fastener and walls and partitions assembled with the aid thereof Walls and partitions are constructed by securing wallboard panels to a substructure, such as one of conventional metal or other framing members, by a series of concealed fastening clips, some of which are affixed to the framing members by nail or screw fa... | 08/28/1984 |
| 4467579 | Readily separable positively locking panel fasteners Readily separable positively locking panel fasteners are described which are useful for holding panels together at sides thereof and to framing members; such as wooden or metal studs, to make walls, partitions or other structures incorporating side-abutti... | 08/28/1984 |
| 4419650 | Liquid contact relay incorporating gas-containing finely reticular solid motor element for moving conductive liquid It has been discovered that electrically conducting, vitreous pyrolytic carbon in broken-bubble, foam-type, reticulated structures can be used as an extremely fast and efficient electrically operated motor to actuate mechanical devices, such as mercury li... | 12/06/1983 |
| 4419186 | Process for making strong metallurgical coke The strength and density of a metallurgical coke produced in a slot coke oven are both increased by replacing at least a part of the normal loose charge in the oven with compacted materials and fragments thereof made from a mixture of particularly sized p... | 12/06/1983 |
| 4412582 | Baffle array for heat exchange apparatus A baffle array or assembly comprised of a plurality of longitudinal spacer rods and baffle plates is described. The spacer rods have a body portion and a protruded portion along their length. The protruded portion has a plurality of slots therein at space... | 11/01/1983 |
| 4411874 | Detoxification of spent antimony halide catalyst and recovery of antimony values A method for detoxification of spent catalyst from a fluorination process includes the step of hydrolyzing such spent catalyst in the presence of aqueous calcium chloride to produce insoluble compounds which are separable from the aqueous medium. The spen... | 10/25/1983 |
