Dowa Thermotech Co., Ltd.

Japon

 
Quantité totale PI 41
Rang # Quantité totale PI 34 158
Note d'activité PI 2,2/5.0    22
Rang # Activité PI 36 930
Parent Dowa Holdings Co., Ltd.

Brevets

Marques

20 0
0 0
21 0
0
 
Dernier brevet 2024 - Carbon nanotube collection appar...
Premier brevet 2001 - Nitrided maraging steel and meth...

Derniers inventions, produits et services

2023 Invention Carbon nanotube recovering device, carbon nanotube production device, and method for recovering c...
Invention Apparatus for recovering carbon nanotubes, apparatus for producing carbon nanotubes, and method f...
Invention Vacuum carburizing furnace and vacuum carburizing processing method. This vacuum carburizing furn...
2022 Invention Carbon nanotube collection apparatus, carbon nanotube manufacturing apparatus, and carbon nanotub...
Invention Vanadium silicon carbide film coated member and method for manufacturing same, and vanadium silic...
2021 Invention Metal carbide film-coated member and method for producing same. This metal carbide film-coated me...
Invention Vanadium nitride film, and member coated with vanadium nitride film and method for manufacturing ...
2020 Invention Vanadium silicon carbide film, vanadium silicon carbide film coated member, and manufacturing met...
Invention Vanadium silicarbide film, vanadium silicarbide film-coated member, and method for producing vana...
2019 Invention Heat treatment apparatus. A heat treatment apparatus includes: a treatment chamber unit that is, ...
Invention Heat treatment equipment. Provided is a heat treatment equipment including: a treatment chamber u...
2018 Invention Heat treatment facility. A heat treatment facility performing a heat treatment on a workpiece, th...
Invention Vanadium silicon carbonitride film, vanadium silicon carbonitride film coated member, and method ...
Invention Vanadium silicon carbonitride film, vanadium silicon carbonitride-covered member and method for m...
2017 Invention Vanadium silicon nitride film, member coated with vanadium silicon nitride film and method for ma...
Invention Vanadium silicon nitride film, vanadium silicon nitride film coated member, and method for manufa...
Invention Continuous nitriding treatment furnace and continuous nitriding treatment method. A continuous ni...
Invention Continuous nitriding treatment furnace and continuous nitriding treatment method. Provided is a c...
Invention Vanadium nitride film, vanadium nitride film coated member, and method for manufacturing same. A ...
Invention Door structure of heat treatment furnace. In a door structure of a heat treatment furnace perform...
Invention Door structure of heat-treating furnace. This door structure of a heat-treating furnace for perfo...
Invention Manufacturing method of nitrided steel member. 2 gas is set to 0.09 to 0.18, at a flow speed of t...
2016 Invention Intermediate layer formed between base material and dlc layer and film-forming method thereof. In...
Invention Intermediate layer formed between substrate and dlc layer and film formation method therefor. In ...
Invention Nitriding treatment method of steel member. A nitriding treatment method of a steel member, in wh...
Invention Method for nitriding steel member. This method for nitriding a steel member comprises the step of...
2015 Invention Heater unit and carburizing furnace. In a heater unit for a carburizing furnace that carburizes a...
Invention Heater unit and carburizing furnace. Provided is a heater unit for a carburizing furnace that car...
2014 Invention Forming method of intermediate layer formed between base material and dlc film, dlc film forming ...
Invention Method for forming intermediate layer formed between substrate and dlc film, method for forming d...
Invention Dlc film film-forming method. [Problem] To produce a DLC film excellent in hardness and adhesiven...
Invention Dlc film formation method. [Problem] To manufacture a DLC film having excellent hardness and adhe...
Invention Nitriding process method of steel member. A first nitriding process step is performed in which a ...
Invention Method for nitriding steel member. A first nitriding step of nitriding a steel member in a nitrid...
2013 Invention Nitrided steel member and process for producing same. A nitrided steel member produced by forming...
2012 Invention Nitrided steel member and manufacturing method thereof. 3N (111)} is 0.5 or more, and a thickness...
Invention Nitrided steel member and method for producing same. In this nitrided steel member, an iron nitri...
2007 Invention Carburization treatment method and carburization treatment apparatus. The invention provides a c...
2006 Invention Heat treatment method and heat treatment apparatus. In a heat treatment method for supplying tran...
Invention Atmosphere heat treatment apparatus and method of operating the same. An object of the present in...
Invention Atmosphere-controlled heat treatment equipment and its operating method. Atmosphere-controlled he...
2003 Invention Sliding member having excellent seizure resistance and method for producing the same. A sliding m...
2002 Invention Carburization treatment method. 2 gas.
Invention Carburization treatment method and carburization treatment apparatus. 2 gas.
2001 Invention Nitrided maraging steel and method of manufacture thereof. A maraging steel is subjected to the a...