JPS6320996U - - Google Patents
Info
- Publication number
- JPS6320996U JPS6320996U JP11437986U JP11437986U JPS6320996U JP S6320996 U JPS6320996 U JP S6320996U JP 11437986 U JP11437986 U JP 11437986U JP 11437986 U JP11437986 U JP 11437986U JP S6320996 U JPS6320996 U JP S6320996U
- Authority
- JP
- Japan
- Prior art keywords
- hexavalent chromium
- wastewater
- containing hexavalent
- chromium
- sodium bisulfite
- 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
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 claims description 4
- 239000002351 wastewater Substances 0.000 claims description 3
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 claims description 2
- 239000003638 chemical reducing agent Substances 0.000 claims description 2
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 claims description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims 1
- 229910052804 chromium Inorganic materials 0.000 claims 1
- 239000011651 chromium Substances 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 230000003472 neutralizing effect Effects 0.000 claims 1
- 239000002699 waste material Substances 0.000 claims 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
Landscapes
- Treatment Of Water By Oxidation Or Reduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11437986U JPS6320996U (enrdf_load_html_response) | 1986-07-25 | 1986-07-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11437986U JPS6320996U (enrdf_load_html_response) | 1986-07-25 | 1986-07-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6320996U true JPS6320996U (enrdf_load_html_response) | 1988-02-12 |
Family
ID=30997065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11437986U Pending JPS6320996U (enrdf_load_html_response) | 1986-07-25 | 1986-07-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6320996U (enrdf_load_html_response) |
-
1986
- 1986-07-25 JP JP11437986U patent/JPS6320996U/ja active Pending
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