Oilfield drilling lubricant for water-based and oil-based systems

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11459522
APP PUB NO 20210277321A1
SERIAL NO

16807477

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

This disclosure provides compositions comprising a suspension package, wherein the suspension packaging consists of solids for suspending in one or more liquids, wherein the solids comprise at least one of: (1) diamond dust, nano-diamonds, or combinations thereof; (2) tungsten; (3) graphite, graphene, or combinations thereof; and (4) silicon carbide. Further, 0.25% through 6% by volume of the composition, with the one or more liquids being present, in a 14.0 ppg aqueous CaBr2 solution, provides a coefficient of friction of less than 0.06 at a temperature between 250° F. and 400° F. at any time up through 10 minutes after combination of the 0.25% through 6% by volume of the composition to the 14.0 ppg aqueous CaBr2.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
CENTURION TECHNOLOGIES LLCBOSSIER CITY LA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Carrejo, Nicholas Katy, US 19 305
Wiman, Seth Benton, US 1 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
3.5 Year Payment $1600.00 $800.00 $400.00 Apr 4, 2026
7.5 Year Payment $3600.00 $1800.00 $900.00 Apr 4, 2030
11.5 Year Payment $7400.00 $3700.00 $1850.00 Apr 4, 2034
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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