Superconducting material

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United States of America Patent

PATENT NO 5169830
SERIAL NO

07567958

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Abstract

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A superconductive material is disclosed which has the following composition: (R.sub.1-x Ca.sub.x)(Ba.sub.1-y La.sub.y).sub.2 Cu.sub.4 O.sub.8 wherein R is at least one element selected from Y, Nd, Sm, Eu, Gd, Dy, Ho, Er, Tm, Yb and Lu, x is a number in the range of 0-0.3 and y is a number in the range of 0.001-0.3 with the proviso that y is not greater than 0.2 when x is not 0.

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Patent Owner(s)

Patent OwnerAddress
KYOCERA CORPORATION30 SOUTH 17TH STREET UNITED PLAZA PHILADELPHIA PA 19103
MITSUBISHI METAL CORPORATION5-2 OTEMACHI 1-CHOME CHIYODA-KU TOKYO
INTERNATIONAL SUPERCONDUCTIVITY TECHNOLOGY CENTERA CORPORATION OF JAPAN 34-3 SHINBASHI 5-CHOME MINATO-KU TOKYO 105 JAPAN
TOKYO ELECTRIC POWER COMPANY INC THENot Provided

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Koriyama, Shinichi Urayasu, JP 21 477
Koshizuka, Naoki Ushiku, JP 17 110
Miyatake, Takayuki Matsudo, JP 7 31
Sakurai, Takeshi Urawa, JP 56 601
Suzuki, Nobuo Kunitachi, JP 267 4339
Tanaka, Shoji Tokyo, JP 160 2045
Wada, Takahiro Urayasu, JP 53 862
Yamauchi, Hisao Urayasu, JP 30 60

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