DOWA HOLDINGS CO., LTD.

metals in powder form for use in industry

Semiconductor wafers; semiconductor power elements; silicon chips for LEDs

Metallic oxides; metal oxide powders for industrial purposes; silver oxides; oxides; magnetic fluid for industrial purposes; chemical compositions for metal plating; catalysts for oxidation processes

Magnetic metal oxides for industrial purposes | Soft magnetic powders for industrial purposes; soft magnetic powders for industrial purpose for use in the manufacturing of electric wave-absorbing materials, sensors, and injectors

Parts washing machines for industrial use; multi-purpose high pressure washers | Installation, maintenance and repair of industrial furnaces

MEASURING EQUIPMENTS FOR MEASURING CARBON DIOXIDE DENSITY WITHIN A FURNACE, LIGHT EMITTING DIODE CHIPS, GALLIUM/ARSENITE WAFERS FOR USE IN MANUFACTURING SEMICONDUCTORS AND BATTERY MATERIALS INCLUDING ZINC POWDERS, SILVER OXIDE POWDERS, LITHIUM-COBALT ALLOY POWDERS, AND LITHIUM-NICKEL ALLOY POWDERS; METALS, NAMELY, SILVER POWDERS FOR USE IN THE MANUFACTURE OF CONDUCTIVE PASTES, IRON POWDERS FOR USE IN MANUFACTURING VIDEOTAPES, FERRITE POWDERS FOR USE IN MANUFACTURING MAGNETS, COPPER ALLOYS FOR USE IN MANUFACTURING SPRINGS AND REED FRAMES, COPPER ALLOY WIRES, AND HIGH PURITY METALS INCLUDING GALLIUM, INDIUM, COPPER, ANTIMONY, CADMIUM, ZINC, TELLURIUM, GERMANIUM, SILVER, SELENIUM, BISMUTH AND MAGNESIUM; SILVER OXIDE POWDERS FOR USE IN MANUFACTURING DRY BATTERY OR CELL ELECTRODES; INDUSTRIAL FURNACES

HEAT TREATMENT OF METALLIC PARTS, NAMELY, HARDENING, TEMPERING, CARBURIZING AND SHOT PEENING OF AUTOMOTIVE AND CONSTRUCTION MACHINERY METALLIC PARTS; METAL RECYCLING; ENVIRONMENTAL REMEDIATION, NAMELY, SOLID WASTE, WATER, SOIL AND GAS TREATMENT; LED'S (LIGHT EMITTING DIODES), ELECTRICAL CONDUCTORS HAVING SUPERCONDUCTIVE PROPERTIES; CONTROLS AND MEASURING APPARATUS FOR USE IN CONNECTION WITH HEAT TREATMENT EQUIPMENT, NAMELY, FURNACES AND WASTE INCINERATORS; [ TONER CARRIERS FOR ELECTRO PHOTOGRAPHING APPARATUS ]; EQUIPMENT, NAMELY, ENVIRONMENTAL EQUIPMENT, NAMELY, INCINERATORS, FURNACES, RESERVOIRS, PUMPS, FILTERS AND CLEANERS FOR TREATING SOLID WASTE, CONTAMINATED SOIL, WASTE WATER AND GAS AND FOR RECOVERING BYPRODUCTS FROM WASTE MATERIALS AND INCINERATING WASTE; HEAT TREATMENT EQUIPMENT FOR TREATING METAL PARTS, NAMELY, FURNACES AND GAS GENERATORS