Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Tube for thermal cracking or reforming hydrocarbon and manufacturing method thereof

Tube for thermal cracking or reforming hydrocarbon and manufacturing method thereof

US Patent 4510988 · Granted Apr 16, 1985

Estimated economic value: $14,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Machine tool and machine tool system2021
Optical communication device2020
Heat-shrinkable milky film, shrink label and container with label2010
Chucking mechanism for disc recording medium and disc drive with such chucking m2008
Recording and/or reproducing apparatus for a magnetic tape2003
Non-aqueous electolyte cell2002
Head chip mounting apparatus2001
Thin film magnetic head and manufacturing method thereof2001
Heat exchange tubes1999
Objective lens drive device1998
Valve operating system in SOHC-type engine1998
Structure for supporting EGR valve in engine1997