Ju Jin An

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Cambridge, MA, US

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Patents Applicationslast 30 patents

Information Patent Application
Method for removing surface deposits and passivating interior surfa...
- Publication number 20090047447
- Publication date Feb 19, 2009
- Herbert H. Sawin
- B08 - CLEANING
Information Patent Application
Method for removing surface deposits in the interior of a chemical...
- Publication number 20080087642
- Publication date Apr 17, 2008
- Herbert H. Sawin
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Method of using NF3 for removing surface deposits from the interior...
- Publication number 20070107750
- Publication date May 17, 2007
- Herbert H. Sawin
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...