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| Number | Title | Issue Date |
| 7740474 | Support for structural components and method for producing the same A support for structural components that are subjected to a thermal treatment process. The support includes a frame having limbs and extending therefrom a grid of intersecting strands. In order to prevent the support from warping even when subjected to strong therma... | 06/22/2010 |
| 7384264 | Grid support system A furnace furniture system comprises multiple shelves supported by a multiplicity of legs, each shelf having multiple openings therethrough. Each leg comprises: (i) at least one modular body having a bottom recess and a top protrusion, the top protrusion adapted to ... | 06/10/2008 |
| 7060221 | Hardening fixture Hardening fixture for simultaneous hardening of a multitude of sawblades, comprising a bottom plate against which the lower ends of the sawblades are supported, vertical pillars and side plates with lateral openings, where guiding strips and distance elements keep t... | 06/13/2006 |
| 7008220 | Ceramic setter plate and manufacturing method thereof In a ceramic setter plate 10 of a plate-shaped sintered body 12 of a non-oxide ceramic material formed by firing ceramic particles 11 of at least one selected from the group consisting of SiC, Si3N4, BN, AlN, MoSi2 | 03/07/2006 |
| 6840767 | Susceptor pocket profile to improve process performance An apparatus and method to position a wafer onto a wafer holder and to maintain a uniform wafer temperature is disclosed. The wafer holder or susceptor comprises a recess or pocket whose surface is concave and includes a grid containing a plurality of grid grooves s... | 01/11/2005 |
| 6729875 | Susceptor pocket profile to improve process performance An apparatus and method to position a wafer onto a wafer holder and to maintain a uniform wafer temperature is disclosed. The wafer holder or susceptor comprises a recess or pocket whose surface is concave and includes a grid containing a plurality of grid grooves s... | 05/04/2004 |
| 6705860 | Setter for burning A setter for burning, which has no influence on the burning behavior of ceramic electronic parts to be situated thereon, is provided. A honeycomb structure is formed in which a plurality of ventilation cells that is formed by each partition wall having a thickness o... | 03/16/2004 |
| 6634882 | Susceptor pocket profile to improve process performance An apparatus and method to position a wafer onto a wafer holder and to maintain a uniform wafer temperature is disclosed. The wafer holder or susceptor comprises a recess or pocket whose surface is concave and includes a grid containing a plurality of gri... | 10/21/2003 |
| 6558159 | Heat treatment container A container (10) for holding parts during a heat treating process. The container includes a bottom plate (14), end walls (20 and 22), sidewalls (30 and 32) and dividers (40, 42 and 44) which are connected together using a tab and slot construction to form... | 05/06/2003 |
| 6558615 | Annealing basket for degreasing and softening aluminum parts An annealing basket made of steel, receiving mass-produced aluminium parts (20) for the degreasing and softening thereof, comprising a bottom and side by a frame. At least one side wall (16) is joined to the walls that protrude from said bottom and are de... | 05/06/2003 |
| 6503080 | Baking support Products which are to be traversed vertically by a flow of hot gases, such as ceramic supports of honeycomb structure, are supported in an oven by novel structure during baking. The novel structure is a thin horizontal plate of porous ceramic foam. But be... | 01/07/2003 |
| 6497330 | Carrier substrate A carrier substrate for carrying objects subjected to elevated temperatures comprises at least a grid part and a border part. The grid part includes grid elements having end portions provided with holes. The end portions partly extend outside the border p... | 12/24/2002 |
| 6491865 | Heat treat fixture apparatus and method of heat treat hardening thin metal work pieces A heat treat fixture is provided for supporting thin sheet-like work pieces, such as metal gasket layers, during heat treatment to achieve uniform hardness and properties of the work piece while preventing warpage. The fixture has porous, planar support w... | 12/10/2002 |
| 6461156 | Firing setters and process for producing these setters A firing setter, which is useful for a heat treatment or firing step upon production of ceramic-based electronic device components or production of metal-based components obtained by injection molding, is provided with plural trough-holes and has an alumi... | 10/08/2002 |
| 6454564 | Workpiece support trays for furnances A flexible, relatively lightweight workpiece support tray includes a plurality of spacers juxtaposed between a plurality of lateral I-beams, the I-beams being held together through a plurality of rods. Each of the lateral I-beams has a recess for receivin... | 09/24/2002 |
| 6383104 | Parts carrier with intergral rollers A device used to transfer and support articles during a high temperature heat treatment. The device is used to move articles into a heat treat furnace, hold the articles at an elevated temperature in a controlled atmosphere during the high temperature tre... | 05/07/2002 |
| 6142774 | Support for a ceramic wagon superstructure for supporting molded blanks of ceramic material to be fired The invention relates to a support for a wagon superstructure for holding molded blanks of ceramic material which are to be fired, comprising a planar hollow-section grid structure, which is formed from interconnected webs and is made from a silicon carbi... | 11/07/2000 |
| 6120286 | Vaporizer boat for metal vaporizing The invention concerns a resistance-heated vaporizer boat for vaporizing metal. According to the invention, a reduced temperature is generated in the edge region, i.e., along the longitudinal edge of the vaporizer boat, such that there is only a very slig... | 09/19/2000 |
| 6062853 | Heat-treating boat for semiconductor wafers An heat-treating ring boat (20) for semiconductor wafers (W) has a top plate (21), a bottom plate (22), six columns (23-28), and 63 ring trays (31). The trays (31) are mounted in grooves (20a) of the columns (23-28). To fix the trays (31), a fixing rod (3... | 05/16/2000 |
| 5941700 | Support for firing articles in a dental laboratory A support for firing articles for a dental laboratory as described, in which a tensioning plate (14) is provided between two carrier plates (10, 12), the carrier plates (10, 12) and the tensioning plate (14) exhibiting a corresponding pattern of boreholes... | 08/24/1999 |
| 5848890 | Furnace product transport system This invention involves a transport system for moving work products through a furnace or kiln. The structure is simple in construction and moves easily along two grooves or channels provided at both sides of the product supporting structure. The supportin... | 12/15/1998 |
| 5752821 | Tray for heat treatment furnace A tray for heat treatment furnace including a tray base which comprises a plate and a lattice part being fixed on the plate, said lattice part having a plurality of cylindrical reinforcements formed at cross portions thereof; a fixing device having a plur... | 05/19/1998 |
| 5593916 | Processing of glass substrates using holding container and holding container A holding container which is made of a polyether ether ketone resin and is suitable for use in holding one or more substrates upon fabrication of the corresponding number of thin-film semiconductor substrates useful in driving a planar display, for exampl... | 01/14/1997 |
| 5338189 | Heat treat furnace A holding plate holding a number of chip components coated with electrode paste is carried into a furnace body. The furnace body includes a rotator which is intermittently rotated about a shaft. The rotator is provided with a plurality of radial blades, e... | 08/16/1994 |
| 5152953 | Installation for the flame metalization of small pieces of steel or cast iron Installation for the hot-metallizing of small items of steel or cast iron, comprising a continuous annealing furnace (1) with a furnace chamber (2) having regulatable temperature zones, a feeding device (3) for conveyor boxes (4) to accommodate the metal ... | 10/06/1992 |
| 5127343 | Hydrocarbon extractor An improved method and apparatus for removal of petroleum hydrocarbons from contaminated soil. The apparatus of the invention includes a shallow container, preferably with vertical sides, which has in its bottom wall a multiplicity of elongated recessed c... | 07/07/1992 |
| 5033406 | Side lifting tool wafer-boat assembly A side lifting boat and a tool assembly is disclosed. The tool is detachably engageable to selectively lift a boat. Both boat and tool are anti-rotationally engageable by the tool's upper and lower projections at its forward end fitting into a correspondi... | 07/23/1991 |
| 4978109 | Unitary construction multideck tray device for heat treatment of shafts or like members A device for heat treatment of shafts or like members in a vertical position comprises a unitary construction tray. This includes an upper deck formed with support holes, optionally on a plurality of alternate levels. These holes support and center a lowe... | 12/18/1990 |
| 4966549 | Wafer hanger useful for thermally treating semiconductor wafers A wafer hanger has a rod member and a supporting member. The rod member is inserted into respective notches formed in semiconductor wafers, and then placed on the supporting member. The wafer hanger holding the wafers is put into a furnace for heat treatm... | 10/30/1990 |
| 4856990 | Sagger construction A rectangular sagger structure particularly suited for firing cylindrical articles loaded in parallel touching rows. A scalloped fixture extends inwardly from one of the side walls with the scalloped notches so spaced that the articles placed in the notch... | 08/15/1989 |
| 4815971 | Multi-tier load fixture for a top-loading furnace furnace A self-aligning fixture for use in a high temperature top-loading furnance includes multiple stacked trays to optimize load placement and capacity and to minimize fixture heat absorption. The fixture is manipulated by a handling tool to insert, position, ... | 03/28/1989 |
| 4804633 | Silicon-on-insulator substrates annealed in polysilicon tube A silicon-on-insulator substrate having a very low threading dislocation density is made by implanting oxygen ions into a silicon substrate while heating the substrate to form a layer of silicon dioxide buried in the silicon substrate and annealing the im... | 02/14/1989 |
| 4676008 | Cage-type wafer carrier and method A cage-type wafer carrier is provided which can be loaded and unloaded with semiconductor wafers by means of an automatic wafer transfer machine. No large slots are required in the bottom section of the cage-type carrier for allowing elevator lifts to pas... | 06/30/1987 |
| 4669978 | Heat treating basket A heat treating basket which comprises a bottom section having upwardly extending post members provided with first connecting means, upper frame members having second connecting means associated therewith, said bottom section being connected to said upper... | 06/02/1987 |
| 4661033 | Apparatus for unloading wafers from a hot boat Wafers are unloaded from a hot wafer processing boat of the type having a plurality of elongated parallel electrodes defining elongated processing gaps therebetween with the wafers being serially spaced apart lengthwise of the gap. A wafer carrier, into w... | 04/28/1987 |
| 4484538 | Apparatus for providing depletion-free uniform thickness CVD thin-film on semiconductor wafers A novel apparatus for forming depletion-free uniform thickness CVD thin-film on semiconductor wafers includes a diffusion furnace, a boat loader coupled to the furnace for loading and removing a batch of semiconductor wafers into and out of the furnace, a... | 11/27/1984 |
| 4463864 | Basket for retaining parts during heat treatment An improved heat treating basket is disclosed for retaining parts on a heat treating tray as the parts are conveyed through a heat treatment process. The basket includes a plurality of side members attached together by connecting pins. Each side member ha... | 08/07/1984 |
| 4431408 | Stackable distortion resistant furnace basket A high-temperature furnace basket 10 is disclosed for carrying work pieces during heat treatment. The basket includes a top rim A and a bottom rim B interconnected by frame sides 20a, 20c and ends 20b, 20d. Rim A includes a closed loop 12 having an uninte... | 02/14/1984 |
| 4427379 | Heat treatment fixture An improved heat treatment fixture is disclosed formed in a tubular frame network structure composed of mating plural cylindrical tubings segments and cast couplings which are interconnected by pins to permit moderate movement within the frame network str... | 01/24/1984 |
| 4355974 | Wafer boat A wafer processing boat is provided with parallel slots that support each wafer at a slight angle with respect to vertical so that the wafers lean by gravity in a uniform manner and are thereby arranged in spaced parallel relationship. This enables the to... | 10/26/1982 |
