John Stephansky

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Fair Oaks, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Rotary kiln heat exchanger and method of assembling same
- Patent number RE45360
- Issue date Feb 3, 2015
- Harbison-Walker Refractories Company
- John Thibault
- 432 - Heating
Information Patent Grant
Rotary kiln heat exchanger and method of assembling same
- Patent number RE44612
- Issue date Nov 26, 2013
- Harbison-Walker Refractories Company
- John Thibault
- 432 - Heating
Information Patent Grant
Rotary kiln heat exchanger and method of assembling same
- Patent number 6,688,884
- Issue date Feb 10, 2004
- Harbison-Walker Refractories Company
- John Thibault
- F27 - FURNACES KILNS OVENS RETORTS

Patents Applicationslast 30 patents

Information Patent Application
Refractory block and refractory wall assembly
- Publication number 20060242914
- Publication date Nov 2, 2006
- Harbison-Walker Refractories Company
- John J. Stephansky
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Application
ROTARY KILN HEAT EXCHANGER AND METHOD OF ASSEMBLING SAME
- Publication number 20030228551
- Publication date Dec 11, 2003
- Harbison-Walker Refractories Company
- John Thibault
- F27 - FURNACES KILNS OVENS RETORTS