Stephen M. Zeld

Follow

Person

Wyandotte, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Engine coolant removal and refill method and device
- Patent number 5,673,733
- Issue date Oct 7, 1997
- Ashland, Inc.
- David E. Turcotte
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Engine coolant removal and refill method and device
- Patent number 5,649,574
- Issue date Jul 22, 1997
- Ashland, Inc.
- David E. Turcotte
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Engine coolant removal and refill method and device
- Patent number 5,511,590
- Issue date Apr 30, 1996
- BASF Corporation
- David E. Turcotte
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES