Ann F. Johnson

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Lake Jackson, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Proppant coating for heavy metal recovery
- Patent number 10,752,830
- Issue date Aug 25, 2020
- Dow Global Technologies LLC
- Kaoru Aou
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
PROPPANT COATING FOR HEAVY METAL RECOVERY
- Publication number 20180194992
- Publication date Jul 12, 2018
- Kaoru Aou
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...