Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Thick-walled high-strength seamless steel pipe with excellent sour resistance for pipe for pipeline, and process for producing same

Thick-walled high-strength seamless steel pipe with excellent sour resistance for pipe for pipeline, and process for producing same

US Patent 9932651 · Granted Apr 3, 2018

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Make-up/break-out evaluation method for threaded joint for oil country tubular g2025
Agent, oil country tubular goods, and threaded joint for oil country tubular goo2025
High-strength stainless steel seamless pipe for oil country tubular goods and me2025
Agent for forming solid lubricating coating film, oil country tubular goods, thr2025
Processing device, and determination method for winding temperature calculation 2025
Duplex stainless steel and method for manufacturing same, and duplex stainless s2025
Light reflecting body2024
Surface-treated calcium carbonate and production method therefor, and vinyl chlo2023
Duplex stainless steel and method for producing same2023
Dual-phase stainless steel, and method of production thereof2023
Resin composition and injection-molded article2022
Thermal-insulated multi-walled pipe for superconducting power transmission2022