Method for manufacturing lithium hydroxide and method using same for manufacturing lithium carbonate

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9598291
APP PUB NO 20150071837A1
SERIAL NO

14389860

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention relates to a method of manufacturing lithium hydroxide and a method of manufacturing lithium carbonate using the same. The method of manufacturing lithium hydroxide includes: preparation of a lithium phosphate aqueous solution including lithium phosphate particles; addition of a phosphate anion precipitation agent to the lithium phosphate aqueous solution; and precipitating a sparingly soluble phosphate compound through a reaction of cations of the phosphate anion precipitation agent with anions of the lithium phosphate.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
POSCO HOLDINGS INC6261 DONGHAEAN-RO NAM-GU POHANG-SI GYEONGSANGBUK-DO 37859 37859

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chon, Uong Gyeongsangbuk-do, KR 13 180
Han, Gi-Chun Chungcheongbuk-do, KR 10 110
Jung, So Ra Gyeongsangbuk-do, KR 3 87
Kim, Ki Young Gyeongsangbuk-do, KR 268 3442
Lee, Im Chang Daejeon, KR 4 44
Song, Chang Ho Incheon, KR 33 2001

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
11.5 Year Payment $7400.00 $3700.00 $1850.00 Sep 21, 2028
Fee Large entity fee small entity fee micro entity fee
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