CH615089A5 - Process for removing and recovering precipitant(s) from a precipitated aqueous protein-containing sludge - Google Patents
Process for removing and recovering precipitant(s) from a precipitated aqueous protein-containing sludge Download PDFInfo
- Publication number
- CH615089A5 CH615089A5 CH958775A CH958775A CH615089A5 CH 615089 A5 CH615089 A5 CH 615089A5 CH 958775 A CH958775 A CH 958775A CH 958775 A CH958775 A CH 958775A CH 615089 A5 CH615089 A5 CH 615089A5
- Authority
- CH
- Switzerland
- Prior art keywords
- sludge
- precipitant
- alkaline earth
- protein
- heated
- Prior art date
Links
- 239000010802 sludge Substances 0.000 title claims description 56
- 102000004169 proteins and genes Human genes 0.000 title claims description 46
- 108090000623 proteins and genes Proteins 0.000 title claims description 46
- 238000000034 method Methods 0.000 title claims description 23
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 238000005345 coagulation Methods 0.000 claims description 15
- 230000015271 coagulation Effects 0.000 claims description 15
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 10
- 239000001110 calcium chloride Substances 0.000 claims description 10
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 10
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 9
- 239000000920 calcium hydroxide Substances 0.000 claims description 9
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 9
- 239000002585 base Substances 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 5
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 5
- 150000001341 alkaline earth metal compounds Chemical class 0.000 claims description 5
- 239000008280 blood Substances 0.000 claims description 5
- 210000004369 blood Anatomy 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- -1 alkaline earth metal salt Chemical class 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 2
- 235000020993 ground meat Nutrition 0.000 claims description 2
- 239000012460 protein solution Substances 0.000 description 16
- 229920001732 Lignosulfonate Polymers 0.000 description 14
- 238000002474 experimental method Methods 0.000 description 12
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical class OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 11
- 239000000463 material Substances 0.000 description 11
- 235000011148 calcium chloride Nutrition 0.000 description 9
- 230000006920 protein precipitation Effects 0.000 description 9
- 239000012071 phase Substances 0.000 description 8
- 238000011084 recovery Methods 0.000 description 8
- 230000001376 precipitating effect Effects 0.000 description 7
- 238000001556 precipitation Methods 0.000 description 7
- 239000002351 wastewater Substances 0.000 description 7
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 6
- 235000011941 Tilia x europaea Nutrition 0.000 description 6
- 230000001112 coagulating effect Effects 0.000 description 6
- 239000004571 lime Substances 0.000 description 6
- 238000001914 filtration Methods 0.000 description 5
- 239000002002 slurry Substances 0.000 description 5
- 238000005119 centrifugation Methods 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000007791 liquid phase Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 4
- FOGYNLXERPKEGN-UHFFFAOYSA-N 3-(2-hydroxy-3-methoxyphenyl)-2-[2-methoxy-4-(3-sulfopropyl)phenoxy]propane-1-sulfonic acid Chemical compound COC1=CC=CC(CC(CS(O)(=O)=O)OC=2C(=CC(CCCS(O)(=O)=O)=CC=2)OC)=C1O FOGYNLXERPKEGN-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 150000007513 acids Chemical class 0.000 description 3
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 3
- 230000003750 conditioning effect Effects 0.000 description 3
- MOTZDAYCYVMXPC-UHFFFAOYSA-N dodecyl hydrogen sulfate Chemical compound CCCCCCCCCCCCOS(O)(=O)=O MOTZDAYCYVMXPC-UHFFFAOYSA-N 0.000 description 3
- 229940043264 dodecyl sulfate Drugs 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000010822 slaughterhouse waste Substances 0.000 description 3
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 125000003976 glyceryl group Chemical group [H]C([*])([H])C(O[H])([H])C(O[H])([H])[H] 0.000 description 2
- 239000010842 industrial wastewater Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 150000003871 sulfonates Chemical class 0.000 description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- OGRFVIJJZLVPQT-UHFFFAOYSA-N 1,3-disulfooxypropan-2-yl hydrogen sulfate Chemical compound OS(=O)(=O)OCC(OS(O)(=O)=O)COS(O)(=O)=O OGRFVIJJZLVPQT-UHFFFAOYSA-N 0.000 description 1
- WBIQQQGBSDOWNP-UHFFFAOYSA-N 2-dodecylbenzenesulfonic acid Chemical compound CCCCCCCCCCCCC1=CC=CC=C1S(O)(=O)=O WBIQQQGBSDOWNP-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000001447 alkali salts Chemical class 0.000 description 1
- 125000002877 alkyl aryl group Chemical group 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000003674 animal food additive Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 229940036811 bone meal Drugs 0.000 description 1
- 239000002374 bone meal Substances 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 235000014633 carbohydrates Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- KWKXNDCHNDYVRT-UHFFFAOYSA-N dodecylbenzene Chemical compound CCCCCCCCCCCCC1=CC=CC=C1 KWKXNDCHNDYVRT-UHFFFAOYSA-N 0.000 description 1
- 229940060296 dodecylbenzenesulfonic acid Drugs 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 150000004028 organic sulfates Chemical class 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000003307 slaughter Methods 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 150000003460 sulfonic acids Chemical class 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23J—PROTEIN COMPOSITIONS FOR FOODSTUFFS; WORKING-UP PROTEINS FOR FOODSTUFFS; PHOSPHATIDE COMPOSITIONS FOR FOODSTUFFS
- A23J1/00—Obtaining protein compositions for foodstuffs; Bulk opening of eggs and separation of yolks from whites
- A23J1/001—Obtaining protein compositions for foodstuffs; Bulk opening of eggs and separation of yolks from whites from waste materials, e.g. kitchen waste
- A23J1/002—Obtaining protein compositions for foodstuffs; Bulk opening of eggs and separation of yolks from whites from waste materials, e.g. kitchen waste from animal waste materials
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Zoology (AREA)
- Food Science & Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Biochemistry (AREA)
- Hydrology & Water Resources (AREA)
- Polymers & Plastics (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Sludge (AREA)
- Peptides Or Proteins (AREA)
- Removal Of Specific Substances (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO742703A NO133347C (enrdf_load_stackoverflow) | 1974-07-24 | 1974-07-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH615089A5 true CH615089A5 (en) | 1980-01-15 |
Family
ID=19881744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH958775A CH615089A5 (en) | 1974-07-24 | 1975-07-22 | Process for removing and recovering precipitant(s) from a precipitated aqueous protein-containing sludge |
Country Status (22)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5593701B2 (ja) * | 2010-01-08 | 2014-09-24 | 三菱レイヨン株式会社 | 有機質汚泥の脱水処理方法 |
| CN102976579A (zh) * | 2012-12-31 | 2013-03-20 | 浙江工商大学 | 利用污泥制备絮凝剂的方法及其应用 |
-
1974
- 1974-07-24 NO NO742703A patent/NO133347C/no unknown
-
1975
- 1975-07-08 ZA ZA00754367A patent/ZA754367B/xx unknown
- 1975-07-09 IS IS2280A patent/IS1299B6/is unknown
- 1975-07-10 DE DE2530820A patent/DE2530820C3/de not_active Expired
- 1975-07-17 YU YU1823/75A patent/YU36600B/xx unknown
- 1975-07-17 FI FI752068A patent/FI59016C/fi not_active IP Right Cessation
- 1975-07-21 CS CS755134A patent/CS199594B2/cs unknown
- 1975-07-21 GB GB30463/75A patent/GB1512731A/en not_active Expired
- 1975-07-21 IT IT25613/75A patent/IT1040040B/it active
- 1975-07-22 SE SE7508356A patent/SE417597B/xx not_active IP Right Cessation
- 1975-07-22 CH CH958775A patent/CH615089A5/de not_active IP Right Cessation
- 1975-07-22 ES ES439626A patent/ES439626A1/es not_active Expired
- 1975-07-22 JP JP50088923A patent/JPS5149171A/ja active Pending
- 1975-07-22 BR BR7504675*A patent/BR7504675A/pt unknown
- 1975-07-23 AR AR259721A patent/AR214710A1/es active
- 1975-07-23 FR FR7523002A patent/FR2279676A1/fr active Granted
- 1975-07-23 BE BE158511A patent/BE831625A/xx not_active IP Right Cessation
- 1975-07-23 CA CA232,085A patent/CA1054896A/en not_active Expired
- 1975-07-23 AT AT569375A patent/AT337622B/de not_active IP Right Cessation
- 1975-07-23 NL NL7508793A patent/NL7508793A/xx not_active Application Discontinuation
- 1975-07-23 DK DK334375A patent/DK146613C/da not_active IP Right Cessation
- 1975-07-23 IE IE1649/75A patent/IE41638B1/en unknown
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |