公开(公告)号：US20150056408A1

公开(公告)日：2015-02-26

申请号：US14531663

申请日：2014-11-03

Applicant: A.L.M.T. Corp.

Inventor： Takanori KADOKURA ,  Hidenobu NISHINO ,  Ayuri TSUJI ,  Shigekazu YAMAZAKI ,  Akihiko IKEGAYA

IPC: C22C27/04 ,  C22C32/00

CPC classification number: C22C27/04 ,  B21C25/025 ,  B22F3/17 ,  B22F3/20 ,  C22C1/045 ,  C22C1/0491 ,  C22C32/0031 ,  C22C32/0052 ,  C22C38/44 ,  C22C38/50 ,  Y10T428/12819 ,  Y10T428/12826 ,  Y10T428/12847 ,  Y10T428/24355 ,  Y10T428/265

Abstract: A heat-resistant member comprising a molybdenum alloy that comprises a first phase containing Mo as a main component and a second phase comprising a Mo—Si—B-based intermetallic compound particle phase, wherein the balance is an inevitable impurity and wherein the Si content is 0.05 mass % or more and 0.80 mass % or less and the B content is 0.04 mass % or more and 0.60 mass % or less. The member may be coated.

Abstract translation: 一种耐热构件，包括含有以Mo为主成分的第一相的钼合金和包含Mo-Si-B系金属间化合物粒子相的第二相，其中余量为不可避免的杂质，其中Si含量 为0.05质量％以上且0.80质量％以下，B含量为0.04质量％以上且0.60质量％以下。 该构件可以被涂覆。

公开(公告)号：US20160024615A1

公开(公告)日：2016-01-28

申请号：US14775824

申请日：2014-03-06

Applicant: A.L.M.T. CORP.

Inventor： Takeshi ITAKURA ,  Akihiko IKEGAYA ,  Yoshiharu YAMAMOTO

IPC: C22B34/36 ,  C22B7/00

CPC classification number: C22B34/36 ,  C01G41/00 ,  C22B7/00 ,  C22B7/001 ,  Y02P10/214 ,  Y02P10/234

Abstract: A method of producing sodium tungstate of this invention including allowing cemented carbide scrap containing tungsten to react with a molten salt containing sodium sulfate and having added thereto a metal oxide, to thereby obtain sodium tungstate.

Abstract translation: 本发明的钨酸钠的制造方法，其特征在于，含有含有钨的硬质合金废料与含有硫酸钠的熔融盐反应并加入金属氧化物，得到钨酸钠。