Phillip A. Chatfield

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West Haven, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Start-up and steady state process control for cooperative rolling
- Patent number 4,414,832
- Issue date Nov 15, 1983
- Olin Corporation
- William L. Brenneman
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Process for joining narrow width thin gage metal or alloy strip
- Patent number 4,286,744
- Issue date Sep 1, 1981
- Olin Corporation
- Damian V. Gullotti
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for obtaining hollow articles
- Patent number 4,080,702
- Issue date Mar 28, 1978
- Olin Corporation
- Phillip A. Chatfield
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...