CA1116536A - Methode de separation de solides en suspension dans un liquide - Google Patents

Methode de separation de solides en suspension dans un liquide

Info

Publication number: CA1116536A
Authority: CA; Canada
Prior art keywords: liquid; solids; filter bed; bed; process according
Prior art date: 1979-04-24
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.): Expired

Application number

CA000326251A

Other languages

English (en)

Inventor

Evan K. Nyer

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Linde GmbH

Original Assignee

Linde GmbH

Priority date (The priority date 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 date listed.)

1979-04-24

Filing date

1979-04-24

Publication date

1982-01-19

1979-04-24 Application filed by Linde GmbH filed Critical Linde GmbH

1979-04-24 Priority to CA000326251A priority Critical patent/CA1116536A/fr

1982-01-19 Application granted granted Critical

1982-01-19 Publication of CA1116536A publication Critical patent/CA1116536A/fr

Status Expired legal-status Critical Current

Links

239000007788 liquid Substances 0.000 title claims abstract description 222
239000007787 solid Substances 0.000 title claims abstract description 139
238000000034 method Methods 0.000 title claims abstract description 35
238000001914 filtration Methods 0.000 claims abstract description 94
239000002245 particle Substances 0.000 claims abstract description 80
239000004814 polyurethane Substances 0.000 claims abstract description 77
229920002635 polyurethane Polymers 0.000 claims abstract description 65
238000011069 regeneration method Methods 0.000 claims abstract description 56
230000008929 regeneration Effects 0.000 claims abstract description 51
238000002156 mixing Methods 0.000 claims abstract description 19
238000007599 discharging Methods 0.000 claims abstract 5
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
230000008021 deposition Effects 0.000 claims description 5
238000011068 loading method Methods 0.000 claims description 5
230000001413 cellular effect Effects 0.000 claims description 2
238000005498 polishing Methods 0.000 claims description 2
239000011496 polyurethane foam Substances 0.000 description 22
229920005830 Polyurethane Foam Polymers 0.000 description 17
238000013019 agitation Methods 0.000 description 13
238000011001 backwashing Methods 0.000 description 13
238000011282 treatment Methods 0.000 description 7
239000011148 porous material Substances 0.000 description 6
239000004576 sand Substances 0.000 description 6
239000000463 material Substances 0.000 description 5
150000002500 ions Chemical class 0.000 description 4
239000002351 wastewater Substances 0.000 description 4
230000000052 comparative effect Effects 0.000 description 3
238000010586 diagram Methods 0.000 description 3
239000006260 foam Substances 0.000 description 3
241000195493 Cryptophyta Species 0.000 description 2
230000006835 compression Effects 0.000 description 2
238000007906 compression Methods 0.000 description 2
239000000356 contaminant Substances 0.000 description 2
238000011156 evaluation Methods 0.000 description 2
238000013327 media filtration Methods 0.000 description 2
230000000717 retained effect Effects 0.000 description 2
238000004065 wastewater treatment Methods 0.000 description 2
239000003643 water by type Substances 0.000 description 2
241000370685 Arge Species 0.000 description 1
229910000975 Carbon steel Inorganic materials 0.000 description 1
101100286668 Mus musculus Irak1bp1 gene Proteins 0.000 description 1
NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 1
239000004115 Sodium Silicate Substances 0.000 description 1
229940037003 alum Drugs 0.000 description 1
230000002547 anomalous effect Effects 0.000 description 1
238000011021 bench scale process Methods 0.000 description 1
239000010962 carbon steel Substances 0.000 description 1
238000001035 drying Methods 0.000 description 1
230000009977 dual effect Effects 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000005189 flocculation Methods 0.000 description 1
230000016615 flocculation Effects 0.000 description 1
239000006261 foam material Substances 0.000 description 1
239000011521 glass Substances 0.000 description 1
239000007791 liquid phase Substances 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000012986 modification Methods 0.000 description 1
229920000620 organic polymer Polymers 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
238000012856 packing Methods 0.000 description 1
239000012071 phase Substances 0.000 description 1
229920000136 polysorbate Polymers 0.000 description 1
230000000284 resting effect Effects 0.000 description 1
239000010865 sewage Substances 0.000 description 1
239000010802 sludge Substances 0.000 description 1
235000011127 sodium aluminium sulphate Nutrition 0.000 description 1
NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
229910052911 sodium silicate Inorganic materials 0.000 description 1
239000011343 solid material Substances 0.000 description 1
239000007921 spray Substances 0.000 description 1
230000008093 supporting effect Effects 0.000 description 1
238000011144 upstream manufacturing Methods 0.000 description 1
239000011800 void material Substances 0.000 description 1

Landscapes

Filtration Of Liquid (AREA)
Filtering Materials (AREA)

CA000326251A 1979-04-24 1979-04-24 Methode de separation de solides en suspension dans un liquide Expired CA1116536A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA000326251A CA1116536A (fr)	1979-04-24	1979-04-24	Methode de separation de solides en suspension dans un liquide

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA000326251A CA1116536A (fr)	1979-04-24	1979-04-24	Methode de separation de solides en suspension dans un liquide

Publications (1)

Publication Number	Publication Date
CA1116536A true CA1116536A (fr)	1982-01-19

Family

ID=4114055

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000326251A Expired CA1116536A (fr)	1979-04-24	1979-04-24	Methode de separation de solides en suspension dans un liquide

Country Status (1)

Country	Link
CA (1)	CA1116536A (fr)

1979
- 1979-04-24 CA CA000326251A patent/CA1116536A/fr not_active Expired

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Legal Events

Date	Code	Title	Description
1999-01-19	MKEX	Expiry