The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 30, 2014
Filed:
Mar. 11, 2011
Applicants:
Masahiko Nakamuta, Osaka, JP;
Toshiaki Hashimoto, Osaka, JP;
Yoshifumi Yoshida, Moriyama, JP;
Kazuto Matsumoto, Moriyama, JP;
Inventors:
Masahiko Nakamuta, Osaka, JP;
Toshiaki Hashimoto, Osaka, JP;
Yoshifumi Yoshida, Moriyama, JP;
Kazuto Matsumoto, Moriyama, JP;
Assignee:
IWATANI Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 35/22 (2006.01); F17C 1/00 (2006.01); B23K 35/38 (2006.01); C10L 3/02 (2006.01);
U.S. Cl.
CPC ...
B23K 35/228 (2013.01); Y02E 60/321 (2013.01); F17C 1/00 (2013.01); B23K 35/38 (2013.01); C10L 3/02 (2013.01);
Abstract
Combustible gas, which is easy to be stored, transported and the like and can contribute to improving the quality of a finished state of an operation such as gas cutting, gas welding or brazing, contains ethylene at 38 v/v % or more and 45 v/v % or less and the remainder being hydrogen and unavoidable impurity.