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公开(公告)号：US3813229A
公开(公告)日：1974-05-28
申请号：US17763071
申请日：1971-09-03
Applicant: SNAM PROGETTI
Inventor： PAGANI G
CPC classification number: C21B5/001 , Y02P10/143
Abstract: THIS INVENTION RELATES TO A PROCESS FOR THE PRODUCTION OF A REDUCING GAS FOR USE IN A BLAST FURNACE SAID PROCESS COMPRISING SEPARATELY PREHEATING A HYDROGEN FUEL AND SEPARATELY PREHEATING THE SUPPORTOR OF COMBUSTION TO BE USED IN THE PARTIAL COMBUSTION FURNACE WHERE THE REDUCING GAS IS PRODUCED TO A TEMPERATURE IN THE RANGE OF 800*-1500* C; FEEDING THE PREHEATED SUPPORTER OF COMBUSTION TO THE PARTIAL COMBUSTION FURNACE TOGETHER WITH THE FUEL WHICH HAS BEEN PREHEATED TO AT LEAST 600* C, COOLING IF NECESSARY THE OBTAINED GASES TO A TEMPRATURE SUITABLE FOR INTRODUCTION INTO THE BLAST FURNACE AND; FEEDING THE GASES TO THE BLAST FURNACE.
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