Inventor

REN SHAN

CN9 patents

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

CHENGDU LEPS TECH CO LTD

4 patents

US11845896B1Dec 19, 2023

Structural stabilizer for fiber and conventional proppant complex in efficient proppant migration and placement technology of fractured well and preparation method

CHENGDU LEPS TECH CO LTD1 citations55

US12234309B1Feb 25, 2025

High-temperature-resistant deep penetration molecular membrane acid copolymers and preparation methods thereof

CHENGDU LEPS TECH CO LTD0 citations53

US12371608B1Jul 29, 2025

Suspended sand dragging fibers and preparation methods thereof

CHENGDU LEPS TECH CO LTD0 citations45

US12227696B2Feb 18, 2025

Instant soluble temperature and salt resistant polyacrylamide and the preparation method and application thereof

CHENGDU LEPS TECH CO LTD0 citations39

UNIV SOUTHWEST PETROLEUM

1 patent

US11408281B2Aug 9, 2022

Method for determining sand pumping parameters based on width distribution of fracture

UNIV SOUTHWEST PETROLEUM4 citations67

CHEN HONG

1 patent

US8904732B2Dec 9, 2014

Cementitious trim articles

CHEN HONG6 citations65

HARDIE JAMES TECHNOLOGY LTD

1 patent

US9382156B2Jul 5, 2016

Lightweight extruded cementitious material and method of making the same

HARDIE JAMES TECHNOLOGY LTD3 citations62

CHINA PETROLEUM & CHEM CORP

1 patent

US10450837B2Oct 22, 2019

Sleeve fracturing assembly, device using the same and method for using the same

CHINA PETROLEUM & CHEM CORP0 citations44

GAN ZHENWEI

1 patent

US9708889B2Jul 18, 2017

Sleeve fracturing assembly, device using the same and method for using the same

GAN ZHENWEI0 citations37