Nissan Motor Company Limited

Kawasaki Jukogyo Kabushiki Kaisha

Kuraray Co., Ltd.

Kabushiki Kaisha Kawasaki Precision Machinery

Fuji Xerox Co., Ltd.

Envision Aesc Japan Ltd.

Automotive Energy Supply Corporation

Misawa Homes Co., Ltd.

Yutaka Suzuki

Makoto Ninomiya

Kaoru Nomichi

Kiyoshi Yoshida

Masayoshi Okamoto

Yuko Funakubo

Hiroshi Ito

Masaki Shimizu

Mikiya Shinohara

Hiroshi Yamashita

Kodai Kato

Kosuke Senda

Teruo Asaeda

Ryo Miyoshi

Takahiro Suzuki

Yuji Kato

Tatsuo Wakahara

Hirofumi Okahara

Takashi Matsuoka

Masayuki Yasuoka

Kunitomo Ishiguro

Junichi Fuji

Akinobu Moriyama

Yasuhisa Koike

Hiromitsu Kiyose

Seiji Ishii

Shuji Yoshida

Kazuyuki Yada

Tomohei Kobayashi

Keisuke Noda

Masayuki Kobayashi

Kohei Murota

Shigeru Chida

Kazunori Nousou

Shigeru Okano

Isao Aramaki

Masato Odashima

Yoshitaka Usui

Satoshi Wakai

Seiji Kaminaga

Tadahiko Kuroda

Katsuhide Nagahashi

Shoji Murakami

Koichi Kawamoto

Daijirou Ozaki

Toshiharu Tanaka

Masao Ooshiro

Tadashi Komai

Hideo Mogi

Masahiro Sone

Kazumasa Sakai

Masanori Imanisi

Sachiyo Katabami

Masanori Imanishi

Masami Watanabe

Hiroaki Nishimura

Daiki Miyamoto

Daichi Kano

A casing for gas including a first channel section through which gas flows and a second channel section intersecting with the first channel section, the first channel section having an intersecting part that intersects with the second channel section, the intersecting part being formed to have a rounded quadrangular cross section and having a flat part, the second channel section intersecting with the first channel section to open at the flat part.

Casing for gas, and tank valve device

A valve device includes a valve block having a valve port through which a fluid passes and an insertion hole; a moving valve body that opens or closes the valve port; a guide member that is inserted in the insertion hole, and slidably guides the valve body; a solenoid that generates a magnetic field when energized; a stationary pole that cooperates with the solenoid to move the valve body; a tubular support member that is inserted in the insertion hole to accommodate the solenoid, and supports the guide member that receives pressure from the fluid passing through the valve port; and a lid member that closes an opening of the support member, and the support member is joined with the valve block.

Valve device

Provided is a method of producing a conjugated diene, including a step of dehydrating a &#x3b3;,&#x3b4;-unsaturated alcohol in the presence of a solid acid catalyst having a Hammett acidity function (H) of &#x2212;12.2 or less.

Method for producing conjugated diene

A method for producing a conjugated diene, including a step A of allowing an &#x3b1;-olefin and formaldehyde to react with each other to produce a &#x3b3;,&#x3b4;-unsaturated alcohol in the presence of an alcohol; and a step B of subjecting the &#x3b3;,&#x3b4;-unsaturated alcohol to a dehydration reaction at 135 to 210&#xb0; C. in the presence of an aqueous solution of an acidic catalyst.

A glass ball safety valve includes: a housing including a valve passage connecting a first and second port; a valve element provided in the housing so as to close the passage, the element being movable in an open direction so as to open the passage; a biasing spring configured to bias the element in the open direction; a glass ball provided in the housing so as to support the element against biasing force of the biasing spring with a space between the element and the housing in the open direction, the glass ball including a longitudinal-direction intermediate portion that breaks at a predetermined temperature, the glass ball in a broken state allowing a movement of the valve element in the open direction; and a holding body provided in the housing and holding at least one of a first longitudinal-direction end-side portion and second longitudinal-direction end-side portion of the glass ball.

Glass ball safety valve

A pressure regulator valve includes: a housing including a base, a cover, and a body; a valve element configured to open and close a valve passage by moving between a closed position and an open position, the valve element being further configured to reduce a primary pressure to a secondary pressure and receive the secondary pressure by which the valve element moves toward the closed position; a biasing unit accommodated in an accommodating space formed between the body and the cover, the biasing unit being configured to bias the valve element such that the valve element moves toward the open position; a first sealing member provided at a gap between the base and the body; and a second sealing member provided a gap between the base and the cover and made of synthetic rubber. The second sealing member is arranged away from the body.

Pressure regulator valve

A method for producing a &#x3b3;,&#x3b4;-unsaturated alcohol of formula (2): wherein Rto Reach independently represent a hydrogen atom, an alkyl group having 1 to 10 carbon atoms and optionally substituted with a hydroxy group, an alkenyl group having 2 to 10 carbon atoms and optionally substituted with a hydroxy group, or an aryl group having 6 to 12 carbon atoms and optionally substituted with a hydroxy group, provided that Rand Rmay bond to each other to form a ring, through a reaction of an &#x3b1;-olefin of formula (1) and formaldehyde under a heating condition: the method including a step of bringing the &#x3b1;-olefin into contact with an aqueous formaldehyde solution in the presence of an alcohol having 3 to 10 carbon atoms, with the aqueous formaldehyde solution being subjected to preheating at 30 to 220&#xb0; C. before the step.

Method for producing gamma, delta-unsaturated alcohol

A welding state inspection method for ultrasonic-welded plate-like members includes the steps of measuring energy that has been transmitted to an anvil when ultrasonic-welding a plurality of plate-like members stacked on the anvil while pressing a horn that vibrates against the plate-like members; and determining a quality of a welding state of the plate-like members on the basis of the energy measured in the measuring step.

Welding state inspection method

A magnet evaluation device is provided for evaluating a magnet having at least two magnetic pieces bonded to an insulating material sandwiched between two adjacent ones of the magnetic pieces. The magnet evaluation device has an excitation coil and a detection coil. The excitation coil is configured to generate a magnetic field that has a size in a range that corresponds to a region including the insulating material. The detection coil has a coil diameter that is smaller than a length of one of the magnetic pieces in a direction in which the magnetic pieces are aligned.

Magnet evaluation device and method

The present invention aims to provide an agent for inhibiting biocorrosion of a metal, which shows high environmental and occupational safety. An agent for inhibiting biocorrosion of a metal, comprising 1,9-nonanedial and/or 2-methyl-1,8-octanedial as an active ingredient.

Biocorrosion inhibitor for metal

A process for producing a polyhydric alcohol includes a step (I) of hydrogenating hemiacetal having a specific structure to obtain a reaction solution (I), and a step (II) of adding water to the reaction solution (I) obtained in the step (I) and further conducting hydrogenation.

Process for producing polyhydric alcohol

A sliding seal seals an annular gap between a first member and a second member to separate a high-pressure side and a low-pressure side from each other, the first member being movable relative to the second member. The sliding seal is provided at an annular attaching groove provided at the second member. The sliding seal includes: a pressure fluid seal configured to slidingly contact a sliding surface of the first member; and a lubricant holding piece provided at the high-pressure side of the pressure fluid seal, a lubricant storage space being formed between the lubricant holding piece and the pressure fluid seal.

Sliding seal and seal structure

Provided is a method from which a &#x3b3;,&#x3b4;-unsaturated alcohol having a much more smaller amount of inclusion of formic acid and a formic acid ester and having a high purity can be obtained in a high yield. Specifically, provided is a method for producing a &#x3b3;,&#x3b4;-unsaturated alcohol by causing a reaction between an &#x3b1;-olefin and formaldehyde, the method including a step of bringing a reaction liquid obtained through the reaction into contact with an alkaline aqueous solution so as to provide an aqueous solution having pH of 9 to 13.

Production method for &#x3b3;,&#x3b4;-unsaturated alcohols

A hydrogen gas supply device supplies hydrogen gas to a fuel cell stack and includes an electromagnetic pressure regulating valve that regulates the pressure of the hydrogen gas to low pressure. The electromagnetic pressure regulating valve includes a housing, and a valve passage connecting a primary port and a secondary port is formed in the housing. A valve body controls an opening degree of the valve passage and is provided in the housing. A high-pressure sealing member and low-pressure sealing member are provided on an outer periphery of the valve body. The high-pressure sealing member and the low-pressure sealing member are provided in this order from one end side of the valve body to the other end side thereof. The electromagnetic pressure regulating valve further includes a housing pressure equalizing passage connecting the secondary port and a buffer chamber formed between the high-pressure sealing member and the low-pressure sealing member.

Hydrogen gas supply device of fuel cell system

A fusible plug type pressure relief valve includes a housing, a valve element, a spring member, and a fusible piece. A valve passage is formed in the housing. A valve element is arranged at a closed position in the housing, the closed position being a position at which the valve element closes the valve passage. The valve element is movable to an open position at which the valve element opens the valve passage. The spring member presses the valve element in an open direction. The fusible piece supports the valve element against pressing force of the spring member. The fusible piece melts at not less than a predetermined melting temperature. An inner surface of a concave portion of the fusible piece contacts the valve element. The concave portion includes a tapered portion inclined relative to an axis line of the valve element.

Fusible plug type pressure relief valve

Growing community of inventors

Kobe, Japan

Yutaka Suzuki