TW425313B - Method and apparatus for cleaning filters contaminated by polymers and hot-melting resins, in stu, without removing the filtering elements - Google Patents
Method and apparatus for cleaning filters contaminated by polymers and hot-melting resins, in stu, without removing the filtering elements Download PDFInfo
- Publication number
- TW425313B TW425313B TW086100942A TW86100942A TW425313B TW 425313 B TW425313 B TW 425313B TW 086100942 A TW086100942 A TW 086100942A TW 86100942 A TW86100942 A TW 86100942A TW 425313 B TW425313 B TW 425313B
- Authority
- TW
- Taiwan
- Prior art keywords
- filter
- patent application
- item
- fluid
- scope
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 59
- 238000004140 cleaning Methods 0.000 title claims abstract description 44
- 229920000642 polymer Polymers 0.000 title claims abstract description 23
- 229920005989 resin Polymers 0.000 title claims abstract description 18
- 239000011347 resin Substances 0.000 title claims abstract description 18
- 238000001914 filtration Methods 0.000 title claims abstract description 10
- 238000002844 melting Methods 0.000 title abstract 2
- 239000012530 fluid Substances 0.000 claims abstract description 50
- 238000011282 treatment Methods 0.000 claims abstract description 7
- 238000011065 in-situ storage Methods 0.000 claims abstract description 3
- 238000010438 heat treatment Methods 0.000 claims description 27
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 13
- 238000000605 extraction Methods 0.000 claims description 9
- 230000003647 oxidation Effects 0.000 claims description 9
- 238000007254 oxidation reaction Methods 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- 230000002079 cooperative effect Effects 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 5
- 230000003628 erosive effect Effects 0.000 claims description 4
- 235000015170 shellfish Nutrition 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 238000009833 condensation Methods 0.000 claims description 2
- 230000005494 condensation Effects 0.000 claims description 2
- 230000007062 hydrolysis Effects 0.000 claims description 2
- 238000006460 hydrolysis reaction Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 239000005416 organic matter Substances 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 230000001590 oxidative effect Effects 0.000 claims 6
- PCTMTFRHKVHKIS-BMFZQQSSSA-N (1s,3r,4e,6e,8e,10e,12e,14e,16e,18s,19r,20r,21s,25r,27r,30r,31r,33s,35r,37s,38r)-3-[(2r,3s,4s,5s,6r)-4-amino-3,5-dihydroxy-6-methyloxan-2-yl]oxy-19,25,27,30,31,33,35,37-octahydroxy-18,20,21-trimethyl-23-oxo-22,39-dioxabicyclo[33.3.1]nonatriaconta-4,6,8,10 Chemical compound C1C=C2C[C@@H](OS(O)(=O)=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2.O[C@H]1[C@@H](N)[C@H](O)[C@@H](C)O[C@H]1O[C@H]1/C=C/C=C/C=C/C=C/C=C/C=C/C=C/[C@H](C)[C@@H](O)[C@@H](C)[C@H](C)OC(=O)C[C@H](O)C[C@H](O)CC[C@@H](O)[C@H](O)C[C@H](O)C[C@](O)(C[C@H](O)[C@H]2C(O)=O)O[C@H]2C1 PCTMTFRHKVHKIS-BMFZQQSSSA-N 0.000 claims 1
- 239000000356 contaminant Substances 0.000 claims 1
- 238000001816 cooling Methods 0.000 claims 1
- 238000013021 overheating Methods 0.000 claims 1
- 238000010094 polymer processing Methods 0.000 claims 1
- 239000003344 environmental pollutant Substances 0.000 abstract description 2
- 231100000719 pollutant Toxicity 0.000 abstract description 2
- 239000002904 solvent Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000012809 cooling fluid Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 102000040350 B family Human genes 0.000 description 1
- 108091072128 B family Proteins 0.000 description 1
- 241000189524 Baccharis halimifolia Species 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000010808 liquid waste Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/12—Devices for taking out of action one or more units of multi- unit filters, e.g. for regeneration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/114—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for inward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/52—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
- B01D29/80—Handling the filter cake in the filter for purposes other than for regenerating for drying
- B01D29/84—Handling the filter cake in the filter for purposes other than for regenerating for drying by gases or by heating
- B01D29/843—Handling the filter cake in the filter for purposes other than for regenerating for drying by gases or by heating by direct contact with a fluid
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Filtering Materials (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Filtration Of Liquid (AREA)
- Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT96MI000392A IT1282718B1 (it) | 1996-02-29 | 1996-02-29 | Procedimento ed apparecchiatura per la pulizia in situ,senza rimozione degli elementi filtranti,di filtri sporchi di polimeri |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW425313B true TW425313B (en) | 2001-03-11 |
Family
ID=11373450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW086100942A TW425313B (en) | 1996-02-29 | 1997-01-28 | Method and apparatus for cleaning filters contaminated by polymers and hot-melting resins, in stu, without removing the filtering elements |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US5945006A (enExample) |
| EP (1) | EP0791386B1 (enExample) |
| JP (1) | JPH09234323A (enExample) |
| AT (1) | ATE204195T1 (enExample) |
| DE (1) | DE69706082T2 (enExample) |
| ES (1) | ES2160860T3 (enExample) |
| IN (1) | IN191377B (enExample) |
| IT (1) | IT1282718B1 (enExample) |
| TW (1) | TW425313B (enExample) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW504400B (en) * | 2001-01-31 | 2002-10-01 | Toshiba Corp | Filtering apparatus, back wash method therefor, filtering device and power plant |
| EP1626792B1 (de) * | 2003-05-23 | 2008-08-20 | Oerlikon Textile GmbH & Co. KG | Verfahren und vorrichtung zur reinigung von schmelzfiltern |
| GB0312281D0 (en) * | 2003-05-29 | 2003-07-02 | Longworth Engineering Ltd | Cleaning filter elements |
| US20080245722A1 (en) * | 2007-04-05 | 2008-10-09 | Honda Motor Co., Ltd. | Wastewater filtering apparatus |
| US20090134101A1 (en) * | 2007-05-03 | 2009-05-28 | Dae Sung Lee | Filtration system |
| US8309711B2 (en) * | 2009-08-07 | 2012-11-13 | Corn Products Development Inc. | Filtration of corn starch followed by washing and collection of the resultant corn starch cake |
| FI20115350A0 (fi) * | 2011-04-12 | 2011-04-12 | Steris Europe Inc | Laite kiintoaineen erottamiseksi biojätesuspensiosta |
| KR101324897B1 (ko) * | 2011-12-09 | 2013-11-04 | 도레이첨단소재 주식회사 | 폴리에스테르 제조용 폴리머 필터의 세정방법 |
| JP2018530427A (ja) * | 2015-09-10 | 2018-10-18 | １９３４６１２ オンタリオ インク．１９３４６１２ Ｏｎｔａｒｉｏ Ｉｎｃ． | 汚染された液体混合物中の固体粒子を脱水するための方法およびシステム |
| US10406458B1 (en) * | 2018-03-23 | 2019-09-10 | Blue Skies Global LLC | Regenerative media filtration |
| WO2022015280A1 (en) * | 2020-07-13 | 2022-01-20 | Evoqua Water Technologies Llc | Regenerative media filter with flow diffuser |
| DE102020128083B4 (de) * | 2020-10-26 | 2023-12-21 | Allmed Dialysis Technologies GmbH | Vorrichtung und Verfahren zum Sterilisieren und Trocknen von medizinischen Filtern |
| CN113561365A (zh) * | 2021-08-13 | 2021-10-29 | 晋江市闽祥机械科技有限公司 | 一种滤芯表面pet残留物高温分解装置 |
| CA3241502A1 (en) * | 2022-01-14 | 2023-07-20 | Stefan Strasser | Candle filter device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5474276A (en) * | 1977-11-25 | 1979-06-14 | Sumitomo Durez Co | Pelletizing method and apparatus |
| DE3729268A1 (de) * | 1987-09-02 | 1989-03-16 | Henkel Kgaa | Verfahren und anlage zur abtrennung und reinigung von celluloseethern und anderen cellulosederivaten |
| DE3838188A1 (de) * | 1988-11-10 | 1990-05-17 | Fourne Maschinenbau Gmbh | Reinigung polymerbehafteter teile |
| US5200077A (en) * | 1991-04-08 | 1993-04-06 | Memtec America Corporation | Backflushable rotary melt polymer filter apparatus |
| JPH06104170B2 (ja) * | 1991-10-16 | 1994-12-21 | アスカ工業株式会社 | フィルター容器 |
| US5487836A (en) * | 1993-06-23 | 1996-01-30 | Basf Corporation | Method of cleaning a sintered powdered metal filter |
| US5516426A (en) * | 1995-02-21 | 1996-05-14 | Hull; Harold L. | Self-cleaning filter system |
-
1996
- 1996-02-29 IT IT96MI000392A patent/IT1282718B1/it active IP Right Grant
-
1997
- 1997-01-28 TW TW086100942A patent/TW425313B/zh not_active IP Right Cessation
- 1997-02-10 DE DE69706082T patent/DE69706082T2/de not_active Expired - Lifetime
- 1997-02-10 ES ES97102106T patent/ES2160860T3/es not_active Expired - Lifetime
- 1997-02-10 AT AT97102106T patent/ATE204195T1/de active
- 1997-02-10 EP EP97102106A patent/EP0791386B1/en not_active Expired - Lifetime
- 1997-02-12 US US08/799,740 patent/US5945006A/en not_active Expired - Lifetime
- 1997-02-21 IN IN328CA1997 patent/IN191377B/en unknown
- 1997-02-28 JP JP9060184A patent/JPH09234323A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP0791386A3 (en) | 1998-01-21 |
| ITMI960392A0 (enExample) | 1996-02-29 |
| DE69706082T2 (de) | 2002-04-25 |
| IT1282718B1 (it) | 1998-03-31 |
| JPH09234323A (ja) | 1997-09-09 |
| EP0791386A2 (en) | 1997-08-27 |
| US5945006A (en) | 1999-08-31 |
| IN191377B (enExample) | 2003-11-29 |
| ITMI960392A1 (it) | 1997-08-29 |
| ATE204195T1 (de) | 2001-09-15 |
| EP0791386B1 (en) | 2001-08-16 |
| ES2160860T3 (es) | 2001-11-16 |
| DE69706082D1 (de) | 2001-09-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GD4A | Issue of patent certificate for granted invention patent | ||
| MM4A | Annulment or lapse of patent due to non-payment of fees |