Equipment for recovering and utilizing heat energy generated by phosphor combustion and system for preparing phosphoric acid by hot method |
Title: |
Equipment for recovering and utilizing heat energy generated by phosphor combustion and system for preparing phosphoric acid by hot method |
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Application Number: |
01143443 |
Application Date: |
2001/12/28 |
Announcement Date: |
2002/06/26 |
Pub. Date: |
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Publication Number: |
1355133 |
Announcement Number: |
1131171 |
Grant Date: |
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Granted Pub. Date: |
2003-12-17 |
ApplicationType: |
Invention |
State/Country: |
11[China|beijing] |
IPC: |
C01B 25/12, C01B 25/20 |
Applicant(s): |
Qinghua Univ |
Inventor(s): |
Song Yaozu, Mei Yi, Zhang Guangzhong |
Key Words: |
recovering, utilizing, heat energy, phosphor combustion, phosphoric acid, hot method |
Abstract: |
An equipment for recovering and utilizing the heat energy generated by burning yellow phosphorus and a system for preparing phosphoric acid by the hot method are disclosed. It is composed of steam manifold and burning tower with heat energy recovering function. The burning tower consists of ring-shaped membrane heat exchanger with fins, heat-insulaitng enclosed casing, P2O5 gas outlet tube, connecting tube of phosphorus sprayer, etc.. Its advantages include low consumption of coal, water and energy, low cost and reduced environmental pollution. |
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Priority: |
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PCT: |
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Relevancy information |
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Last Update |
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2008-4-17 |
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Selected patents owned by Tsinghua University filed in 2005 are loaded. |
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2008-3-31 |
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Selected patents owned by Tsinghua University filed in 2006 and 2007 are load. |
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