Barry J. Halper

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Allentown, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Cryogenic cooling of pneumatically transported solids
- Patent number 4,479,362
- Issue date Oct 30, 1984
- Air Products and Chemicals, Inc.
- Thomas E. McWhorter
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Process and apparatus for in-line slush making for concrete cooling
- Patent number 4,344,290
- Issue date Aug 17, 1982
- Air Products and Chemicals, Inc.
- John F. Boyle
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES