Pyrometallurgical method

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8657916
APP PUB NO 20130145901A1
SERIAL NO

13809383

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A method for the pyrometallurgical processing of sulphide material containing nickel using a fluxing composition that includes calcium. The fluxing composition forms a slag having an Fe/CaO ratio of between about 0.5 and 5.0 by weight and an SiO2/Fe ratio of less than 0.2 by weight.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
XSTRATA TECHNOLOGY PTY LTDLEVEL 4 307 QUEEN STREET BRISBANE QLD 4000

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bakker, Martin Lluis Brisbane, AU 2 0
Flores, Gerardo Raul Fernando Alvear Brisbane, AU 1 0
Nikolic, Stanko Brisbane, AU 4 0

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 Aug 25, 2025
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