Yuhua Dong

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Filled elastomers with improved thermal and mechanical properties
- Patent number 10,995,194
- Issue date May 4, 2021
- Hydril USA Distribution LLC
- Sitaraman Krishnan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Short-chain fluorocarbon-grafted elastomer blowout preventer packer...
- Patent number 10,465,031
- Issue date Nov 5, 2019
- Hydril USA Distribution LLC
- Ming Yu Huang
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
FILLED ELASTOMERS WITH IMPROVED THERMAL AND MECHANICAL PROPERTIES
- Publication number 20180134863
- Publication date May 17, 2018
- Hydril USA Distribution LLC
- Sitaraman Krishnan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SHORT-CHAIN FLUOROCARBON-GRAFTED ELASTOMER BLOWOUT PREVENTER PACKER...
- Publication number 20170129982
- Publication date May 11, 2017
- Hydril USA Distribution LLC
- Ming Yu Huang
- E21 - EARTH DRILLING MINING