IT997409B - Scambiatore di calore per il raf freddamento di scorie minerali
- Google Patents
Scambiatore di calore per il raf freddamento di scorie minerali
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IT997409B
IT997409BIT4166173AIT4166173AIT997409BIT 997409 BIT997409 BIT 997409BIT 4166173 AIT4166173 AIT 4166173AIT 4166173 AIT4166173 AIT 4166173AIT 997409 BIT997409 BIT 997409B
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