发明名称 |
VERFAHREN ZUR VERBRENNUNG VON SCHWARZLAUGE IM RÜCKGEWINNUNGSKESSEL UND RÜCKGEWINNUNGSKESSEL DAFÜR |
摘要 |
<p>PCT No. PCT/SE92/00134 Sec. 371 Date Aug. 27, 1993 Sec. 102(e) Date Aug. 27, 1993 PCT Filed Mar. 4, 1992 PCT Pub. No. WO92/16688 PCT Pub. Date Oct. 1, 1992.The invention relates to a method of firing black liquor in recovery boilers where the intention is to obtain fumes having a low content of nitrogen oxides (NOx). A part of the combustion air is added as a last portion at a very high level so that a reducing atmosphere will exist in a very great part of the boiler for a long time period, e.g. at least 3-5 seconds.</p> |
申请公布号 |
DE69219487(T2) |
申请公布日期 |
1997.10.23 |
申请号 |
DE1992619487T |
申请日期 |
1992.03.04 |
申请人 |
GOETAVERKEN ENERGY AB, GOETEBORG, SE |
发明人 |
OLAUSSON, LARS, S-424 53 ANGERED, SE |
分类号 |
D21C11/12;F22B1/20;F23C9/06;F23G7/04;(IPC1-7):D21C11/12 |
主分类号 |
D21C11/12 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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