Tungsten wire, tungsten wire processing method using the same, and electrolyzed wire
AssigneeNiterra Materials Co., Ltd.
InventorsHitoshi Aoyama, Hideaki Baba, Kenji Tomokiyo
Life of this patent
Estimating the term…
Abstract
A tungsten wire according to an embodiment is a tungsten wire made of a W alloy containing rhenium, and includes a mixture on at least a part of a surface thereof, the mixture contains W, C, and O as constituent elements, and taking a radial cross-sectional thickness of the mixture as A mm and a diameter of the tungsten wire as B mm, an average value of a ratio A/B of A to B is 0.3% to 0.8%.
Claims9
A tungsten wire comprising a tungsten alloy containing rhenium, the tungsten wire comprising a mixture on at least a part of a surface thereof, the mixture containing W, C, and O as constituent elements, and taking a radial cross-sectional thickness of the mixture as A mm and a diameter of the tungsten wire as B mm, an average value of a ratio A/B of A to B being 0.3% to 0.8%.
Dependencies are inferred from the claim text.