JPH049631U - - Google Patents
Info
- Publication number
- JPH049631U JPH049631U JP4855190U JP4855190U JPH049631U JP H049631 U JPH049631 U JP H049631U JP 4855190 U JP4855190 U JP 4855190U JP 4855190 U JP4855190 U JP 4855190U JP H049631 U JPH049631 U JP H049631U
- Authority
- JP
- Japan
- Prior art keywords
- nitric acid
- drain
- heating furnace
- center
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005554 pickling Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 229910017604 nitric acid Inorganic materials 0.000 claims description 3
- 239000010960 cold rolled steel Substances 0.000 claims description 2
- 239000003517 fume Substances 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims 2
- 239000010935 stainless steel Substances 0.000 claims 1
- 229910001220 stainless steel Inorganic materials 0.000 claims 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Description
第１図は、酸洗ヒユームの脱硝設備（一例）の
全体フロー図、第２図は、本考案の昇温炉（例）
を示す側断面図である。
１……昇温炉、２……ドレン抜き口、３……水
封弁式ドレン配管、４……散水装置、５……燃焼
バーナー、６……ヒユーム吸引ダクト、７……ア
ンモニアボンベ、８……触媒槽、９……排気筒、
１０……ブロワー、１１……酸洗槽、１２……冷
延鋼板、１３……硝塩酸、１４……希釈水。
Figure 1 is an overall flow diagram of pickling fume denitrification equipment (an example), and Figure 2 is an example of the heating furnace of the present invention.
FIG. 1... Temperature rising furnace, 2... Drain outlet, 3... Water seal valve type drain piping, 4... Water sprinkler, 5... Combustion burner, 6... Huium suction duct, 7... Ammonia cylinder, 8 ...Catalyst tank, 9...Exhaust pipe,
10... Blower, 11... Pickling tank, 12... Cold rolled steel plate, 13... Nitric acid, 14... Dilution water.
Claims (1)
るＮＯ３ −とＣｌ−を含有するＮＯｘガス含有ヒ
ユームの脱硝設備において、 ステンレス鋼製の昇温炉炉体内の底部の中央部
と、ガス出側方向の端部とにそれぞれドレン抜き
口とそれに連接する水封弁式ドレン配管とを配設
すると共に、中央部のドレン抜き口近傍にドレン
を希釈する水の散水装置を配設したことを特徴と
する硝塩酸酸洗ヒユームの脱硝用昇温炉。[Scope of Claim for Utility Model Registration] In denitrification equipment for fumes containing NO x gas containing NO 3 − and Cl − generated during pickling of cold-rolled steel sheets using nitric acid, a heating furnace made of stainless steel is used. A drain outlet and a water-seal valve type drain pipe connected thereto are provided at the center of the bottom of the body and at the end in the gas exit direction, and the drain is diluted near the drain outlet in the center. A heating furnace for denitration of nitric acid pickling humes, characterized by being equipped with a water sprinkling device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4855190U JPH049631U (en) | 1990-05-11 | 1990-05-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4855190U JPH049631U (en) | 1990-05-11 | 1990-05-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH049631U true JPH049631U (en) | 1992-01-28 |
Family
ID=31565460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4855190U Pending JPH049631U (en) | 1990-05-11 | 1990-05-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH049631U (en) |
-
1990
- 1990-05-11 JP JP4855190U patent/JPH049631U/ja active Pending
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