X80 pipeline steel with good strain-aging performance, pipeline tube and method for producing same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 6, 2021
Grant Date -
Mar 15, 2018
app pub date -
Sep 16, 2015
filing date -
Mar 20, 2015
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A X80 pipeline steel with good strain-aging performance comprises (wt. %): C: 0.02-0.05%; Mn: 1.30-1.70%; Ni: 0.35-0.60%: Ti: 0.005-0.020%; Nb: 0.06-0.09%; Si: 0.10-0.30%; Al: 0.01-0.04%; N≤0.008%; P≤0.012%; S≤0.006%; Ca: 0.001-0.003%, and balance iron and unavoidable impurities.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
BAOSHAN IRON & STEEL CO LTD | SHANGHAI |
International Classification(s)

- 2015 Application Filing Year
- C21D Class
- 776 Applications Filed
- 539 Patents Issued To-Date
- 69.46 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Bai, Mingzhuo | Shanghai, CN | 1 | 0 |
# of filed Patents : 1 Total Citations : 0 | |||
Sun, Leilei | Shanghai, CN | 4 | 5 |
# of filed Patents : 4 Total Citations : 5 | |||
Wu, Kougen | Shanghai, CN | 4 | 2 |
# of filed Patents : 4 Total Citations : 2 | |||
Xu, Guodong | Shanghai, CN | 25 | 49 |
# of filed Patents : 25 Total Citations : 49 | |||
Xu, Haisheng | Shanghai, CN | 12 | 115 |
# of filed Patents : 12 Total Citations : 115 | |||
Zheng, Lei | Shanghai, CN | 153 | 1088 |
# of filed Patents : 153 Total Citations : 1088 |
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Patent Citation Ranking
- 0 Citation Count
- C21D Class
- 0 % this patent is cited more than
- 4 Age
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