Patent application number | Description | Published |
20080268644 | MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE AND SUBSTRATE PROCESSING APPARATUS - There are provided the steps of loading a substrate into a reaction vessel; forming a film on the substrate while supplying a film forming gas into the reaction vessel; unloading the substrate after film formation from the reaction vessel; supplying a cleaning gas into the reaction vessel while lowering a temperature in the reaction vessel and removing a deposit deposited on at least an inner wall of the reaction vessel in the film forming step. | 10-30-2008 |
20090016854 | Heat-treating apparatus and method of producing substrates - A heat-treating apparatus capable of realizing a highly precise processing maintaining a high degree of safety, and a method of producing substrates are provided. The heat-treating apparatus comprises a reaction tube for treating substrates; a manifold for supporting the reaction tube; and a heater provided surrounding the reaction tube to heat the interior of reaction tube; wherein the reaction tube and the manifold are in contact with each other as their continuous flat surfaces come in contact with each other; a cover member is provided to cover the contact portion between the reaction tube and the manifold from the outer side; and the cover member is provided with at least either a gas feed port or an exhaust port communicated with a space formed among the cover member, the reaction tube and the manifold. | 01-15-2009 |
20090061651 | Substrate processing apparatus and method for manufacturing semiconductor device - A substrate processing apparatus comprising: a reaction tube that processes a substrate; a support portion that supports the substrate in the reaction tube; a process gas supply line that supplies a process gas into the reaction tube; and an exhaust line that exhausts an inside of the reaction tube, wherein the process gas is supplied into the reaction tube to form a silicon nitride film on the substrate, at least the reaction tube is made of quartz, a plurality of projections are provided on the inner wall of the reaction tube, and the diameter of the projections is larger than 2 μm but smaller than 86 μm. | 03-05-2009 |
20090305517 | Method of Manufacturing Semiconductor Device and Substrate Processing Apparatus - A method of manufacturing a semiconductor device has: carrying a substrate into a process chamber; depositing a thin film on the substrate by supplying inside the process chamber a first film deposition gas including at least one element among plural elements forming a thin film to be deposited and capable of accumulating a film solely and a second film deposition gas including at least another element among the plural elements and incapable of accumulating a film solely; carrying the substrate on which is deposited the thin film out from inside the process chamber; and removing a first sediment adhering to an interior of the process chamber and a second sediment adhering to an interior of the supply portion and having a chemical composition different from a chemical composition of the first sediment by supplying cleaning gases inside the process chamber and inside a supply portion that supplies the first film deposition gas while changing at least one of a supply flow rate, a concentration, and a type between a cleaning gas to be supplied inside the process chamber and a cleaning gas to be supplied inside the supply portion. | 12-10-2009 |
20090311873 | Substrate processing apparatus and semiconductor device producing method - Disclosed is a substrate processing apparatus, including a reaction tube to process a substrate therein, wherein the reaction tube includes an outer tube, an inner tube disposed inside the outer tube, and a support section to support the inner tube, the inner tube and the support section are made of quartz or silicon carbide, and a shock-absorbing member is provided between the support section and the inner tube. | 12-17-2009 |
20100275848 | HEAT TREATMENT APPARATUS - Provided is a heat treatment apparatus that can form films having a uniform thickness on a plurality of substrates. The heat treatment apparatus comprises a process chamber configured to grow silicon carbide (SiC) films on wafers, a boat configured to hold a plurality of wafers in a state where the wafers are vertically arranged and approximately horizontally oriented so as to hold the wafers in the process chamber, a heating unit installed in the processing chamber, and a gas supply nozzle configured to supply a reaction gas. The heating unit comprises a susceptor configured to cover at least a part of the boat, and a susceptor wall disposed between the boat and the susceptor. | 11-04-2010 |
20100330781 | SUBSTRATE PROCESSING APPARATUS , METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, AND METHOD OF MANUFACTURING SUBSTRATE - There are provided a substrate processing apparatus, a method of manufacturing a semiconductor device, and a method of manufacturing a substrate, for growing a SiC epitaxial film at a high-temperature condition. The substrate processing apparatus comprises: a reaction chamber; a first gas supply system configured to supply at least a gas containing silicon atoms and a gas containing chlorine atoms, or a gas containing silicon and chlorine atoms; a second gas supply system configured to supply at least a reducing gas; a third gas supply system configured to supply at least a gas containing carbon atoms; a first gas supply nozzle connected to the first gas supply system or the first and third gas supply systems; a second gas supply nozzle connected to the second gas supply system or the second and third gas supply systems; and a controller configured to control the first to third gas supply systems. | 12-30-2010 |
Patent application number | Description | Published |
20080267598 | Heat Treating Apparatus - [Problems] To prevent both slips caused by damage from projections, and slips caused by adhesive force occurring due to excessive smoothing. | 10-30-2008 |
20090186489 | Thermal treatment apparatus, method for manufacturing semiconductor device, and method for manufacturing substrate - A thermal treatment apparatus, a method for manufacturing a semiconductor device, and a method for manufacturing a substrate, wherein the occurrence of slip dislocation in a substrate during heat treatment is reduced, and a high-quality semiconductor device can be manufactured, are intended to be provided. | 07-23-2009 |
20100148415 | Thermal treatment apparatus, method for manufacturing semiconductor device, and method for manufacturing substrate - A thermal treatment apparatus, a method for manufacturing a semiconductor device, and a method for manufacturing a substrate, wherein the occurrence of slip dislocation in a substrate during heat treatment is reduced, and a high-quality semiconductor device can be manufactured, are intended to be provided. | 06-17-2010 |
20110212599 | METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, METHOD OF MANUFACTURING SUBSTRATE AND SUBSTRATE PROCESSING APPARATUS - Provided is a method of manufacturing a semiconductor device using a substrate processing apparatus including a reaction chamber in which a plurality of substrates are stacked at a predetermined distance; a first gas supply nozzle installed to extend to a region in which the plurality of substrates are stacked; a second gas supply nozzle installed to extend to a different position from a position at which the first gas supply nozzle is installed in the region in which the plurality of substrates are stacked; a first branch nozzle installed at the first gas supply nozzle in a direction parallel to major surfaces of the plurality of substrates, at least one line of which is branched in a direction of the second gas supply nozzle, and including at least one first gas supply port; and a second branch nozzle installed at the second gas supply nozzle in the direction parallel to the major surfaces of the plurality of substrates, at least one line of which is branched in a direction of the first gas supply nozzle, and including at least one second gas supply port; wherein the first gas supply port and the second gas supply port are installed adjacent to each other in a direction that the plurality of substrates are stacked, the method including the steps of: loading the plurality of substrates into the reaction chamber; and forming SiC films by supplying at least a silicon-containing gas and a chlorine-containing gas or a silicon/chlorine-containing gas through the first gas supply port and supplying at least a carbon-containing gas and a reduction gas through the second gas supply port. | 09-01-2011 |
20120315767 | METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, METHOD OF MANUFACTURING SUBSTRATE AND SUBSTRATE PROCESSING APPARATUS - A method of manufacturing a semiconductor device by using a substrate processing apparatus comprises a reaction chamber configured to process a plurality of substrates stacked at predetermined intervals, wherein a first gas flow from a first gas supply inlet and a second gas flow from a second gas supply inlet are crossed with each other before these gas flows reach the substrates. The method of manufacturing a semiconductor device comprises: loading the plurality of substrates into the reaction chamber; supplying a silicon-containing gas and a chlorine-containing gas from the first gas supply inlet into the reaction chamber, supplying a carbon-containing gas and a reducing gas from the second gas supply inlet into the reaction chamber and supplying a dopant-containing gas into the reaction chamber from the first gas supply inlet or the second gas supply inlet; and unloading the substrates from the reaction chamber. | 12-13-2012 |