Recovery of copper from copper-containing sulfide ores

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10961633
APP PUB NO 20160298248A1
SERIAL NO

15096722

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A process for recovering copper from copper sulfide minerals, the method comprising the steps of leaching copper sulfide minerals with an aqueous solution of ammonium chloride containing cupric chloride at a temperature of between about 40° C. and about 95° C. at atmospheric pressure, to produce a solution of cuprous/cupric chloride.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
THE DOE RUN RESOURCES CORPORATION1801 PARK 270 DRIVE SUITE 300 ST LOUIS MO 63146

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hymer, Timothy Roy Labadie, US 5 6

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 Sep 30, 2028
11.5 Year Payment $7400.00 $3700.00 $1850.00 Sep 30, 2032
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