Boxun Leng

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Polyurethane foam production process, pre-mix formulation, and product
- Patent number 10,144,811
- Issue date Dec 4, 2018
- Evonik Degussa GmbH
- Juan Jesus Burdeniuc
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
POLYURETHANE FOAM PRODUCTION PROCESS, PRE-MIX FORMULATION, AND PRODUCT
- Publication number 20150148438
- Publication date May 28, 2015
- Air Products and Chemicals, Inc.
- Juan Jesus Burdeniuc
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...