Dan Constantin Stefanoiu

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Mississauga, CA

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Patents Grantslast 30 patents

Information Patent Grant
Heat exchanger turbulizers with interrupted convolutions
- Patent number 6,273,183
- Issue date Aug 14, 2001
- Long Manufacturing Ltd.
- Allan K. So
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Stepped dimpled mounting brackets for heat exchangers
- Patent number 5,964,282
- Issue date Oct 12, 1999
- Long Manufacturing Ltd.
- Thomas F. Seiler
- F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for forming a turbulizer
- Publication number 20050016240
- Publication date Jan 27, 2005
- Peter Zurawel
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...