HU191648B - Process for the conduction in cycle of sewage arising during the liming of tanning raw materials - Google Patents
Process for the conduction in cycle of sewage arising during the liming of tanning raw materials Download PDFInfo
- Publication number
- HU191648B HU191648B HU129684A HU129684A HU191648B HU 191648 B HU191648 B HU 191648B HU 129684 A HU129684 A HU 129684A HU 129684 A HU129684 A HU 129684A HU 191648 B HU191648 B HU 191648B
- Authority
- HU
- Hungary
- Prior art keywords
- weight
- depilation
- parts
- wastewater
- washing
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 29
- 239000010865 sewage Substances 0.000 title description 2
- 239000002994 raw material Substances 0.000 title 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 27
- 239000002351 wastewater Substances 0.000 claims abstract description 23
- 230000035617 depilation Effects 0.000 claims abstract description 17
- 238000005406 washing Methods 0.000 claims abstract description 17
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 claims abstract description 13
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 10
- 229910052979 sodium sulfide Inorganic materials 0.000 claims abstract description 10
- 229910000029 sodium carbonate Inorganic materials 0.000 claims abstract description 5
- 238000005352 clarification Methods 0.000 claims description 10
- 238000002791 soaking Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 230000003134 recirculating effect Effects 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 abstract description 8
- 235000011941 Tilia x europaea Nutrition 0.000 abstract description 8
- 239000004571 lime Substances 0.000 abstract description 8
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 abstract description 7
- 239000000920 calcium hydroxide Substances 0.000 abstract description 7
- 229910001861 calcium hydroxide Inorganic materials 0.000 abstract description 7
- 238000002386 leaching Methods 0.000 abstract 4
- 239000010985 leather Substances 0.000 abstract 2
- 231100000331 toxic Toxicity 0.000 abstract 1
- 230000002588 toxic effect Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 238000003860 storage Methods 0.000 description 7
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 6
- 238000005202 decontamination Methods 0.000 description 5
- 230000003588 decontaminative effect Effects 0.000 description 4
- 230000002951 depilatory effect Effects 0.000 description 4
- 102000004169 proteins and genes Human genes 0.000 description 4
- 108090000623 proteins and genes Proteins 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- CVSVTCORWBXHQV-UHFFFAOYSA-N creatine Chemical compound NC(=[NH2+])N(C)CC([O-])=O CVSVTCORWBXHQV-UHFFFAOYSA-N 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 238000010909 chemical acidification Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 229960003624 creatine Drugs 0.000 description 1
- 239000006046 creatine Substances 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000003389 potentiating effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Landscapes
- Processing Of Solid Wastes (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS832283A CS243521B1 (en) | 1983-04-01 | 1983-04-01 | Method of waste waters recycling originating from tannery raw materials' liming |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| HUT34139A HUT34139A (en) | 1985-02-28 |
| HU191648B true HU191648B (en) | 1987-03-30 |
Family
ID=5359500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HU129684A HU191648B (en) | 1983-04-01 | 1984-03-30 | Process for the conduction in cycle of sewage arising during the liming of tanning raw materials |
Country Status (3)
| Country | Link |
|---|---|
| CS (1) | CS243521B1 (cs) |
| DD (1) | DD252953A3 (cs) |
| HU (1) | HU191648B (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110498573A (zh) * | 2019-09-06 | 2019-11-26 | 张洪响 | 一种裘皮硝染废水处理及循环利用的方法 |
-
1983
- 1983-04-01 CS CS832283A patent/CS243521B1/cs unknown
-
1984
- 1984-03-05 DD DD26053284A patent/DD252953A3/xx not_active IP Right Cessation
- 1984-03-30 HU HU129684A patent/HU191648B/hu not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CS243521B1 (en) | 1986-06-12 |
| CS228383A1 (en) | 1985-09-17 |
| HUT34139A (en) | 1985-02-28 |
| DD252953A3 (de) | 1988-01-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| HU90 | Patent valid on 900628 | ||
| HMM4 | Cancellation of final prot. due to non-payment of fee |