1801 patents
Page 39 of 91
Utility
Cobalt Based Alloy Material and Cobalt Based Alloy Product
14 Jul 22
There is provided a cobalt-based alloy material comprising: in mass %, 0.08-0.25% C; 0.003-0.2% N, the total amount of C and N being 0.083-0.28%; 0.1% or less B; 10-30% Cr; 5% or less Fe and 30% or less Ni, the total amount of Fe and Ni being 30% or less; W and/or Mo, the total amount of W and Mo being 5-12%; Al and/or Si, at least one of Al and Si being more than 0.5% and 3% or less, and the total amount of Al and Si being more than 0.5% and 4% or less; 0.5% or less Mn; 0.5-4% of an M component being a transition metal other than W and Mo and having an atomic radius of more than 130 pm; and the balance being Co and impurities.
Yuting WANG, Shinya IMANO, Atsuo OTA
Filed: 4 Sep 20
Utility
Ultrasonic Flaw Detection Device and Method for Controlling Same
14 Jul 22
An ultrasonic flaw detection device comprises a flaw detection unit for transmitting and receiving ultrasound, a swinging mechanism for supporting the flaw detection unit to swing around a swinging axis, and a locking mechanism for switching between a swinging state and a locked state.
Kazuhiro UESHIRO, Mitsuyoshi UEMATSU, Hiroshi TAKEMOTO, Yuki TOKITA
Filed: 15 Apr 19
Utility
Turbine blade, gas turbine, intermediate product of turbine blade, and method of manufacturing turbine blade
12 Jul 22
A turbine blade, a gas turbine, an intermediate product of the turbine blade, and a method of manufacturing the turbine blade are disclosed.
Yoshimasa Takaoka, Shunsuke Torii, Hidemichi Koyabu, Saki Matsuo, Yasuoki Tomita, Satoshi Hada, Yoshifumi Okajima
Filed: 4 Nov 16
Utility
Composite blade and method for molding composite blade
12 Jul 22
A composite blade formed by laying up composite layers containing reinforcing fiber and resin, the composite blade comprising: a blade root mounted in a blade groove; an airfoil extending from the blade root to a front end side; and a metal patch mounted between the blade groove and the blade root, and bonded to the blade root.
Ryoji Okabe, Masami Kamiya, Kentaro Shindo
Filed: 14 Feb 20
Utility
Steam valve, power generation system, and inspection method for steam valve
12 Jul 22
A steam valve has a tubular stop valve configured to move toward an upper end side and a lower end side along an axial direction when the stop valve is opened and closed respectively; and a valve main body configured to accommodate the stop valve.
Noriyuki Hasegawa, Kensuke Futahashi, Megumu Tsuruta
Filed: 27 Nov 19
Utility
Diffuser vane geometry for a centrifugal compressor and turbocharger
12 Jul 22
A centrifugal compressor includes an impeller, a plurality of diffuser vanes arranged in a circumferential direction on a radially outer side of the impeller, and a housing which includes a scroll portion forming a scroll flow passage positioned on a radially outer side of the plurality of diffuser vanes.
Kenichiro Iwakiri
Filed: 22 Nov 18
Utility
Workpiece support system and workpiece support method
12 Jul 22
A workpiece support system includes: a plurality of rods that are extendable and retractable in an axial direction; a holder rotatably placed in an upper end portion of each of the rods, to hold a workpiece; a first lock part that keeps an extended/retracted position of the rod in the axial direction; and a position adjustment device including a hand portion configured to hold the rod or the holder, to perform position control of the hand portion.
Tomohiro Murai, Takuya Hirata
Filed: 4 Jan 19
Utility
Method for producing composite material
12 Jul 22
A desired shape can be easily realized, and a decrease in strength can be inhibited.
Sota Kamo, Kiyoka Takagi, Naomoto Ishikawa, Hideki Horizono, Wataru Nishimura, Toshiyuki Takayanagi, Nobuyuki Kamihara, Naoaki Fujiwara, Tsukasa Katsumata, Kazuki Ohashi
Filed: 1 Nov 18
Utility
Laser beam irradiation apparatus and laser beam irradiation system
12 Jul 22
A laser beam irradiation apparatus including: a plurality of laser light sources emitting first laser beams; and a light-condensing optics system having an incident face on which the first laser beams are made incident and performing an optical operation on the first laser beams to emit second laser beams.
Masashi Iwashimizu, Hiroyuki Daigo, Shingo Nishikata, Kazunori Masukawa, Atsushi Ochiai, Toshikazu Ebisuzaki, Satoshi Wada, Yoshiyuki Takizawa
Filed: 25 Apr 18
Utility
Turbine wheel
5 Jul 22
Each wheel-side tab section of a turbine wheel is formed such that a bottom surface of a second groove are continuous with bottom surfaces of first grooves that are adjacent thereto.
Shota Igarashi, Yasuyuki Watanabe, Tadashi Murakata, Yoshiki Sakamoto
Filed: 28 Jan 21
Utility
Catalyst and method for removing NOX from combustion exhaust gas
5 Jul 22
Provided is a catalyst for removing NOx from a combustion exhaust gas, in particular, a low-NOx combustion exhaust gas, wherein the catalyst has a ratio of a pore volume in a range of not less than 500 Å and not more than 3000 Å in a pore diameter relative to a total pore volume of not less than 15% and not more than 40% and preferably a ratio of a pore volume in a range of not less than 1000 Å in the pore diameter relative to the total pore volume of not less than 10% and not more than 45% in a pore volume distribution in a range of not more than 105 Å in the pore diameter, and where SILICA is unlikely to be deposited and even when the amount of SILICA deposited is increased, denitration performance is hardly lowered.
Katsumi Nochi, Koji Higashino, Tomotsugu Masuda
Filed: 13 Dec 17
Utility
Gas turbine combustor
5 Jul 22
A gas turbine combustor includes multiple aft frames each having a floating seal that seals a gap between an aft frame and a gas turbine in inner and outer peripheries of the aft frame, and a side seal that seals a gap between the aft frames adjacent to each other in a circumferential direction, and a corner seal that is placed in a gap portion provided between corner portions of the aft frames adjacent to each other in the circumferential direction, seals air leaking from at least the gap portion into the gas turbine side, and is independent of the floating seal and the side seal.
Shota Igarashi, Tomomi Koganezawa, Keisuke Miura, Yoshitaka Hirata, Shohei Yoshida, Yoshitaka Terada, Takehiko Nishikawa
Filed: 31 Oct 19
Utility
Gas turbine control apparatus and gas turbine control method
5 Jul 22
A first fuel flow rate command value indicating a command value of a fuel input amount is calculated so that an output of a gas turbine matches a target output.
Kazushige Takaki, Akihiko Saito, Ryuji Takenaka, Koshiro Fukumoto, Tomohide Akiyama, Kazuhito Ohashi, Yoshifumi Iwasaki
Filed: 15 Dec 17
Utility
Combustor and gas turbine
5 Jul 22
To achieve a reduction in waste heat loss of a fuel with improved efficiency in arrangement of a plurality of cavities, or manifold spaces.
Nobuo Yagi, Satoshi Dodo, Mitsuhiro Karishuku
Filed: 18 Nov 19
Utility
Faulted condition determination device and faulted condition determination method
5 Jul 22
A faulted condition determination method is designed to detect a chromium content and a nickel content in a predetermined boundary region proximate to a boundary between a high-strength ferrite steel and a weld material in a welded joint in which the high-strength ferrite steel and another steel are welded together using the weld material containing nickel and to thereby determine the faulted condition of the predetermined boundary region based on the chromium content and the nickel content.
Nobuhiko Saito, Nobuyoshi Komai, Yuichi Hirakawa, Hiroaki Fukushima, Kota Sawada, Kazuhiro Kimura, Kaoru Sekido
Filed: 7 Feb 19
Utility
Information processing device, information processing method, and program
5 Jul 22
In an information processing device according to the present invention, a statistics estimation unit estimates a value of a state quantity by using a statistical model constructed based on values of past state quantities of a target device.
Shintaro Kumano, Makoto Kishi, Keisuke Yamamoto, Katsuhiko Abe
Filed: 26 Mar 18
Utility
Evaluation system, evaluation method, and program
5 Jul 22
An evaluation system includes a speech data acquisition unit configured to acquire speech data from speech of a member engaged in a task, a speech recognition unit configured to recognize content of the speech from the speech data and convert the content into text data, a task data acquisition unit configured to acquire data indicating an action related to the task of the member and data indicating a task status, an extraction unit configured to extract conversation data related to the task from the text data based on the content of the speech recognized by the speech recognition unit, and an analysis unit configured to analyze correlations between the conversation data, the data indicating the action, and the data indicating the task status.
Yoshiki Ishikawa, Yasuhiko Fukuyama, Kohei Masuda, Keiko Ishikawa, Tomohiro Komine
Filed: 15 Aug 18
Utility
Operational support device for power generation facility
5 Jul 22
An operational support device sets an execution time of overfiring serving as an operation of a power generation facility at an output higher than a rated output.
Hisaki Yamauchi, Nobuyoshi Tanaka, Kentaro Shikata, Toshihiko Toyota, Shogo Ichishiba, Prabhakar Sachan, Takahiro Yamauchi
Filed: 27 Mar 20
Utility
Laser Processing Device
30 Jun 22
This laser processing device is provided with a laser radiating unit which forms a processed groove extending in a scanning direction on a workpiece, by subjecting the workpiece to laser processing while scanning the surface of the workpiece, and a nozzle portion which has a plurality of ejection holes arranged side by side in the scanning direction, and which ejects a gas toward the processed groove from each of the ejection holes.
Kazuhiro YOSHIDA, Yoshinao KOMATSU, Saneyuki GOYA, Akiko INOUE, Yasuyuki FUJIYA, Ryuichi NARITA, Masahiko SHIMIZU
Filed: 31 Jul 19
Utility
Composite Material Bonding Apparatus and Composite
Material Bonding Method
30 Jun 22
The embodiment includes: a planar graphite heater; a clamp device that moves the graphite heater, which is arranged between a first bonding surface W1a of a first composite material member and a second bonding surface of a second composite material member facing the first bonding surface, in a traveling direction with the graphite heater being in contact with the first bonding surface and the second bonding surface; and a control unit that controls the graphite heater to heat the first bonding surface and the second bonding surface while the graphite heater is in contact with the first bonding surface and the second bonding surface.
Akihisa OKUDA, Hiromichi AKIYAMA
Filed: 29 Jul 21