Dowa Mining Co., Ltd.

Japon

 
Quantité totale PI 2
Rang # Quantité totale PI 730 793
Note d'activité PI 0/5.0    0
Rang # Activité PI 1 678 580

Brevets

Marques

0 0
0 0
2 0
0
 
Dernier brevet 2012 - Silver powder and method for pro...
Premier brevet 1975 - Process of tin flotation

Derniers inventions, produits et services

2012 Invention Silver powder and method for producing same. 2/g.
2008 Invention Power module member manufactured by wet treatment, and wet treatment method and wet treatment equ...
2006 Invention Carrier core material for electrophotograph development, carrier for electrophotograph developmen...
Invention Target for laser abrasion and process for producing the same. An RE oxide superconducting sintere...
2005 Invention Pm combustion catalyst and filter. A catalyst suitable for use in particulate filters (DPF) capab...
Invention Method of manufacturing a metal-ceramic circuit board. A metal-ceramic circuit board is characte...
Invention Method for treatment of fly ash using sulfur dioxide. A method for the treatment of a fly ash whi...
Invention Method for treatment of fly ash involving fixation of carbon dioxide. A method for the treatment ...
Invention Method for treatment of fly ash. A method for a treatment of a fly ash, which comprises ⏧1] ...
2004 Invention Metal-clad substrate and method for producing same. Disclosed is a metal-clad substrate wherein a...
Invention Hydrogen storage metal alloy, method for absorption and release of hydrogen using the said alloy ...
Invention Method of wet treatment of fly ash. A method of the wet treatment of a fly ash, which comprises a...
Invention Metal/ceramic bonding substrate and method for producing same. There is provided a metal/ceramic ...
Invention Method of pretreatment of fly ash. A method of the pretreatment of a fly ash, characterized in th...
Invention Aggregate of magnetic alloy particle. An aggregate of magnetic alloy particles comprising, provid...
Invention Powder for lower layer of application type of layered magnetic recording medium and magnetic reco...
Invention Metal/ceramic circuit board and method for producing same. A metal layer 12 of aluminum or an alu...
Invention Magnetic powder and magnetic recording medium using the same, and method for surface treatment of...
Invention Notched compound semiconductor wafer. There is provided a notched compound semiconductor crystal ...
Invention Method for recovering platinum group element. A method for recovering platinum group elements, wh...
Invention Method for recovering platinum group element. A method for recovering platinum group eleme...
Invention Ferrite magnetic powder and method for production thereof. A ferrite magnetic powder having an al...
Invention Silver oxide powder for alkali battery and process for producing the same. Silver oxide powder fo...
Invention Circuit board, process for producing the same and a power module employing the same. Composite me...
Invention Vacuum heat treatment furnace and method of and apparatus for measuring carbon concentration in a...
2003 Invention Method and furnace for heat treatment. A linear furnace body of a heat treatment furnace (1) has ...
Invention Metal/ceramic circuit board. There is provided a metal/ceramic circuit board capable of eliminati...
Invention Copper-based alloy excellent in dezincing resistance. A copper-based alloy excellent in dezincing...
Invention High-purity metal. A high-purity metal (such as magnesium or zinc) containing Cl, F and S in a re...
Invention Apparatus for metal purification. A purification apparatus including a vertical stack of a feed h...
Invention Apparatus for leaching zinc concentrates. An apparatus for leaching zinc concentrates which compr...
Invention Aluminum/ceramic bonding substrate and method for producing same. An aluminum plate 12 having a p...
Invention Mold and method for manufacturing metal-ceramic composite member. To provide a mold capable of ma...
Invention Metal/ceramic bonding article and method for producing same. After a metal member of an alloy con...
Invention Apparatus, mold, and method for manufacturing metal-ceramic composite member. A manufacturing app...
Invention Copper particle clusters and powder containing the same suitable as conductive filler of conducti...
Invention Method of recovering platinum group element and apparatus therefor. A dry method of recovering a ...
Invention Method and apparatus for enhanced purification of high-purity metals. −4 Torr, whereupon indium e...
Invention Hydrometallurgical copper recovery process. The invention provides processes for recovering coppe...
Invention Powder for sublayer of coating type magnetic recording medium and magnetic recording medium compr...
Invention Powder for sublayer of coating type magnetic recording medium. Powder for sublayer of coating typ...
Invention Pretreating method before plating and composites having a plated coat. The surface to be plated o...
2002 Invention Method for producing metal/ceramic bonding substrate. There is provided a method for producing a ...
Invention Process for producing ceramic circuit boards. A paste of brazing material of Ag—Cu—Ti—TiO2 system...
Invention Metal/ceramic bonding article and method for producing same. There is provided a method for produ...
Invention Heat treatment furnace. A heating zone (4), a cooling zone (5), and a quenching zone (6) are prov...
2001 Invention Alloy for hydrogen storage, method for absorption and release of hydrogen using the alloy, and hy...
2000 Invention Method of recovering sulfur from minerals and other sulfur-containing compounds. A sulfurous comp...