P

Inventor

LIN LIJUN

US66 patents
⚠️ This page may combine multiple inventors who share the name “LIN LIJUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SCHLUMBERGER TECHNOLOGY CORP

17 patents
US7857051B2Dec 28, 2010

Internal breaker for oilfield treatments

SCHLUMBERGER TECHNOLOGY CORP50 citations98
US7677311B2Mar 16, 2010

Internal breaker for oilfield treatments

SCHLUMBERGER TECHNOLOGY CORP58 citations98
US9006153B2Apr 14, 2015

Oxidative internal breaker system with breaking activators for viscoelastic surfactant fluids

SCHLUMBERGER TECHNOLOGY CORP24 citations92
US8003577B2Aug 23, 2011

Method of treating subterranean formation with crosslinked polymer fluid

SCHLUMBERGER TECHNOLOGY CORP32 citations92
US7635028B2Dec 22, 2009

Acidic internal breaker for viscoelastic surfactant fluids in brine

SCHLUMBERGER TECHNOLOGY CORP20 citations92
US7569522B2Aug 4, 2009

Energized fluids and methods of use thereof

SCHLUMBERGER TECHNOLOGY CORP15 citations92
US7494957B2Feb 24, 2009

Energized fluids and methods of use thereof

SCHLUMBERGER TECHNOLOGY CORP20 citations92
US7897547B1Mar 1, 2011

Viscoelastic surfactant rheology modifier

SCHLUMBERGER TECHNOLOGY CORP13 citations84
US7879770B2Feb 1, 2011

Oxidative internal breaker for viscoelastic surfactant fluids

SCHLUMBERGER TECHNOLOGY CORP10 citations84
US7781380B2Aug 24, 2010

Methods of treating subterranean formations with heteropolysaccharides based fluids

SCHLUMBERGER TECHNOLOGY CORP8 citations84
US7304019B2Dec 4, 2007

Concentrated suspensions

SCHLUMBERGER TECHNOLOGY CORP12 citations83
US7833949B2Nov 16, 2010

Polysaccharide treatment fluid and method of treating a subterranean formation

SCHLUMBERGER TECHNOLOGY CORP11 citations81
US7531483B2May 12, 2009

Energized fluids and methods of use thereof

SCHLUMBERGER TECHNOLOGY CORP5 citations74
US7950459B2May 31, 2011

Using a biphasic solution as a recyclable coiled tubing cleanout fluid

SCHLUMBERGER TECHNOLOGY CORP5 citations63
US7923414B2Apr 12, 2011

Rheology modifier comprising a tetrakis(hydroxyalkyl) phosphonium salt for polymer fluids

SCHLUMBERGER TECHNOLOGY CORP6 citations63
US8367589B2Feb 5, 2013

Polysaccharide treatment fluid and method of treating a subterranean formation

SCHLUMBERGER TECHNOLOGY CORP4 citations62
US7998909B2Aug 16, 2011

Foaming agent for subterranean formations treatment, and methods of use thereof

SCHLUMBERGER TECHNOLOGY CORP4 citations60

CNPC USA CORP

15 patents
US11499091B2Nov 15, 2022

Composition and method for improving the production of petroleum hydrocarbons

CNPC USA CORP1 citations71
US11268015B2Mar 8, 2022

Environmentally friendly hydrofracturing friction reducer for harsh conditions

CNPC USA CORP2 citations71
US12391868B2Aug 19, 2025

Method for making nano- and micro-particles for use as a proppant and fluid-loss-control additive

CNPC USA CORP0 citations61
US12351758B2Jul 8, 2025

Method of hydraulic fracturing utilizing a hydraulic fracturing fluid with a single phase liquid proppant

CNPC USA CORP0 citations61
US12241022B2Mar 4, 2025

Method for making nano- and micro-particles for use as a proppant and fluid-loss-control additive

CNPC USA CORP0 citations61
US12098326B2Sep 24, 2024

Degradable friction reducer for hydraulic fracturing treatments

CNPC USA CORP0 citations61
US12098327B2Sep 24, 2024

Degradable friction reducer for hydraulic fracturing treatments

CNPC USA CORP0 citations61
US11999906B2Jun 4, 2024

Method of hydraulic fracturing utilizing a hydraulic fracturing fluid with a single phase liquid proppant

CNPC USA CORP0 citations61
US11999905B2Jun 4, 2024

Degradable friction reducer for hydraulic fracturing treatments

CNPC USA CORP0 citations61
US11578261B2Feb 14, 2023

Method of hydraulic fracturing utilizing a hydraulic fracturing fluid with a single phase liquid proppant

CNPC USA CORP0 citations61
US12392704B2Aug 19, 2025

Apparatus and method for determining the static proppant-settling-velocity in fracturing fluids

CNPC USA CORP0 citations60
US12325824B2Jun 10, 2025

Composition and method for improving the production of petroleum hydrocarbons

CNPC USA CORP0 citations60
US11851612B2Dec 26, 2023

Composition and method for improving the production of petroleum hydrocarbons

CNPC USA CORP0 citations60
US10982130B2Apr 20, 2021

Environmentally friendly hydrofracturing friction reducer for harsh conditions

CNPC USA CORP0 citations60
US12319872B2Jun 3, 2025

Treatment of subterranean formations with crosslinked fluids

CNPC USA CORP0 citations58

QUALCOMM INC

3 patents

ABAD CARLOS

3 patents

LIN LIJUN

2 patents

LI LEIMING

2 patents

NINGBO XINRUN TEXTILE CO LTD

2 patents

UNIV NORTHWESTERN

1 patent

MESSERSMITH PHILLIP B

1 patent

ALI SYED

1 patent

LENOVO BEIJING CO LTD

1 patent

BEIJING LENOVO SOFTWARE LTD

1 patent

CHEN YIYAN

1 patent

Showing the top 50 of 66 patents by PatentIndex Score.