Treatment Process for Bars
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Feb 19, 2009
app pub date -
Oct 21, 2005
filing date -
Oct 21, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Treatment process for stainless steel bars, in particular a solution quenching, to be performed directly in-line downstream of the rolling mill which makes it possible to obtain a material devoid of intergranular corrosion and with microstructural characteristics suitable for subsequent uses. Advantageously, said process also makes it possible to improve the productivity of the entire rolling plant. The treatment is suitable to be performed on austenitic, ferritic, or austeno-ferritic stainless steel bars, Al—Cu alloy bars, Nickel alloy bars, and all other alloys requiring rapid cooling in order to prevent undesired phase precipitations. Prevention of intergranular corrosion obtained with the treatment process of the invention makes it possible to prevent problems, and relative costs, during surface treatment of the bars and those that could occur in final use.
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 | |
---|---|---|
DANIELI & C OFFICINE MECCANICHE S P A | VIA NAZIONALE 41 BUTTRIO 33042 |
International Classification(s)

- 2005 Application Filing Year
- C22F Class
- 68 Applications Filed
- 34 Patents Issued To-Date
- 50 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Paolone, Rolando | Buttrio, IT | 7 | 16 |
# of filed Patents : 7 Total Citations : 16 | |||
Toschi, Francesco | Ravenna, IT | 10 | 23 |
# of filed Patents : 10 Total Citations : 23 |
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Patent Citation Ranking
- 7 Citation Count
- C22F Class
- 7.04 % this patent is cited more than
- 16 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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