Eliminating hydrogen sulfide from liquid ammonia

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8491798
APP PUB NO 20120237430A1
SERIAL NO

13419244

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Processes for selectively eliminating hydrogen sulfide from liquid ammonia, either anhydrous or aqueous, are described herein. The processes generally include contacting a first liquid stream, anhydrous or aqueous, comprising ammonia and hydrogen sulfide, with a solution comprising sulfur dioxide to convert the hydrogen sulfide to thiosulfate.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
THIOSOLV LLC10225 ULMERTON ROAD UNIT 8A LARGO FL 33771

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Anderson, Mark C Spring, US 20 171
Ray, Michael F Spring Branch, US 17 62

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 Jan 23, 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