Method and system for forming carbonate from steel slag

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 10526669
APP PUB NO 20180171421A1
SERIAL NO

15658937

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention relates to a method and system for recovering carbonate from steel slag, in which it is possible to extract carbonate from steel slag and reuse the extracted carbonate, and to recycle steel slag and make use of CO2 gas without emission to the atmosphere. Since unreacted metal ions and an acidic solvent are reused in the method and system, it is possible to increase carbonate extraction efficiency and reduce an amount of waste.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
DOOSAN HEAVY INDUSTRIES & CONSTRUCTION CO LTDSEONGSAN-GU CHANGWON-SI GYEONGSANGNAM-DO 51711

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kim, You Seok Yongin-si, KR 3 5
Koo, Ja Hyung Suwon-si, KR 18 72
Shin, Kwang Hee Daegu, KR 3 1
You, Jang Yong Suwon-si, KR 12 8

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
7.5 Year Payment $3600.00 $1800.00 $900.00 Jul 7, 2027
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jul 7, 2031
Fee Large entity fee small entity fee micro entity fee
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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