Donovan D. Slatter

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Krugersdorp, ZA

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Patents Grantslast 30 patents

Information Patent Grant
Sulphur and silicon control in ferrochromium production
- Patent number 4,971,622
- Issue date Nov 20, 1990
- Middelburg Steel and Alloys (Proprietary) Limited
- Donovan D. Slatter
- C21 - METALLURGY OF IRON