Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Air cooling equipment for heat treatment process for martensitic stainless steel pipe or tube

Air cooling equipment for heat treatment process for martensitic stainless steel pipe or tube

US Patent 9181610 · Granted Nov 10, 2015

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Pressure sensitive transfer correcting tape2023
Antenna and electronic device2022
Piercing machine, and method for producing seamless metal pipe using the same2022
Production method of seamless steel pipe2022
Piercing machine, mandrel bar, and method for producing seamless metal pipe usin2022
Plasma processing apparatus and plasma processing method2020
Antenna apparatus and wireless apparatus2020
Cooling apparatus and cooling method for steel material2020
Heat treatment apparatus, heat treatment method for steel workpiece, and hot ben2020
Steel for oil country tubular goods and method of producing the same2019
Plasma processing apparatus and plasma processing method2019
Method for producing a low alloy steel for oil country tubular goods having exce2018