CA1132935A - Filtration amelioree de la cire lors de son enlevement au solvant - Google Patents
Filtration amelioree de la cire lors de son enlevement au solvantInfo
- Publication number
- CA1132935A CA1132935A CA329,461A CA329461A CA1132935A CA 1132935 A CA1132935 A CA 1132935A CA 329461 A CA329461 A CA 329461A CA 1132935 A CA1132935 A CA 1132935A
- Authority
- CA
- Canada
- Prior art keywords
- filter
- wax
- solvent
- filter cloth
- drum
- 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.)
- Expired
Links
- 239000002904 solvent Substances 0.000 title claims abstract description 166
- 238000000034 method Methods 0.000 title claims abstract description 50
- 230000008569 process Effects 0.000 title claims abstract description 37
- 238000001914 filtration Methods 0.000 title claims abstract description 36
- 239000004744 fabric Substances 0.000 claims abstract description 105
- 239000011347 resin Substances 0.000 claims abstract description 28
- 229920005989 resin Polymers 0.000 claims abstract description 28
- 239000013078 crystal Substances 0.000 claims abstract description 25
- 239000003208 petroleum Substances 0.000 claims abstract description 14
- 239000000203 mixture Substances 0.000 claims description 60
- 239000011261 inert gas Substances 0.000 claims description 22
- 239000000706 filtrate Substances 0.000 claims description 18
- 238000011001 backwashing Methods 0.000 claims description 16
- 239000002002 slurry Substances 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 14
- 230000006872 improvement Effects 0.000 claims description 7
- 238000009825 accumulation Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 abstract description 15
- 239000011877 solvent mixture Substances 0.000 abstract description 3
- 239000001993 wax Substances 0.000 description 144
- 239000003921 oil Substances 0.000 description 85
- 239000000243 solution Substances 0.000 description 19
- 238000001816 cooling Methods 0.000 description 9
- 229930195733 hydrocarbon Natural products 0.000 description 9
- 150000002430 hydrocarbons Chemical class 0.000 description 9
- 238000009835 boiling Methods 0.000 description 8
- 230000002459 sustained effect Effects 0.000 description 7
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 6
- 238000010790 dilution Methods 0.000 description 6
- 239000012895 dilution Substances 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 239000004215 Carbon black (E152) Substances 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000013019 agitation Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- 239000004169 Hydrogenated Poly-1-Decene Substances 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000035508 accumulation Effects 0.000 description 3
- 125000003118 aryl group Chemical group 0.000 description 3
- 235000019383 crystalline wax Nutrition 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000001294 propane Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- -1 aliphatic ketones Chemical class 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000002415 cerumenolytic agent Substances 0.000 description 1
- 238000010960 commercial process Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004508 fractional distillation Methods 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 239000012260 resinous material Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000004018 waxing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G73/00—Recovery or refining of mineral waxes, e.g. montan wax
- C10G73/02—Recovery of petroleum waxes from hydrocarbon oils; Dewaxing of hydrocarbon oils
- C10G73/025—Recovery of petroleum waxes from hydrocarbon oils; Dewaxing of hydrocarbon oils by filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US91885478A | 1978-06-23 | 1978-06-23 | |
| US918,854 | 1978-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1132935A true CA1132935A (fr) | 1982-10-05 |
Family
ID=25441074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA329,461A Expired CA1132935A (fr) | 1978-06-23 | 1979-06-11 | Filtration amelioree de la cire lors de son enlevement au solvant |
Country Status (14)
| Country | Link |
|---|---|
| AU (1) | AU520751B2 (fr) |
| BR (1) | BR7903961A (fr) |
| CA (1) | CA1132935A (fr) |
| ES (1) | ES481845A1 (fr) |
| FR (1) | FR2429253A1 (fr) |
| GB (1) | GB2023641B (fr) |
| GR (1) | GR69226B (fr) |
| IN (1) | IN151207B (fr) |
| MA (1) | MA18487A1 (fr) |
| MX (1) | MX6066E (fr) |
| PH (1) | PH16591A (fr) |
| PT (1) | PT69776A (fr) |
| YU (1) | YU40844B (fr) |
| ZA (1) | ZA792722B (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5190673A (en) * | 1991-06-12 | 1993-03-02 | Mobil Oil Corp. | Filtration in solvent dewaxing with continuous spraying of filter with both hot and cold solvents |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1857810A (en) * | 1929-01-24 | 1932-05-10 | Texas Co | Filtration |
| FR46141E (fr) * | 1935-03-28 | 1936-03-05 | Texaco Development Corp | Perfectionnements à la filtration |
| US2350944A (en) * | 1941-05-02 | 1944-06-06 | Lummus Co | Dewaxing apparatus |
| US2592490A (en) * | 1949-11-29 | 1952-04-08 | Socony Vacuum Oil Co Inc | Method of dewaxing oil and continuous rotary filter therefor |
| US3491885A (en) * | 1966-11-21 | 1970-01-27 | Texaco Development Corp | Apparatus for washing filter cake in solvent dewaxing operations |
-
1979
- 1979-06-01 ZA ZA792722A patent/ZA792722B/xx unknown
- 1979-06-01 GR GR59243A patent/GR69226B/el unknown
- 1979-06-02 IN IN576/CAL/79A patent/IN151207B/en unknown
- 1979-06-06 PH PH22613A patent/PH16591A/en unknown
- 1979-06-11 CA CA329,461A patent/CA1132935A/fr not_active Expired
- 1979-06-12 GB GB7920483A patent/GB2023641B/en not_active Expired
- 1979-06-15 MX MX798087U patent/MX6066E/es unknown
- 1979-06-18 MA MA18682A patent/MA18487A1/fr unknown
- 1979-06-19 AU AU48158/79A patent/AU520751B2/en not_active Ceased
- 1979-06-19 PT PT69776A patent/PT69776A/pt unknown
- 1979-06-21 YU YU1464/79A patent/YU40844B/xx unknown
- 1979-06-22 BR BR7903961A patent/BR7903961A/pt unknown
- 1979-06-22 FR FR7916084A patent/FR2429253A1/fr active Granted
- 1979-06-22 ES ES481845A patent/ES481845A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU4815879A (en) | 1980-01-03 |
| GR69226B (fr) | 1982-05-10 |
| GB2023641B (en) | 1982-10-13 |
| FR2429253B1 (fr) | 1985-01-25 |
| IN151207B (fr) | 1983-03-05 |
| BR7903961A (pt) | 1980-03-18 |
| MX6066E (es) | 1984-10-24 |
| AU520751B2 (en) | 1982-02-25 |
| YU40844B (en) | 1986-06-30 |
| PT69776A (en) | 1979-07-01 |
| YU146479A (en) | 1983-10-31 |
| FR2429253A1 (fr) | 1980-01-18 |
| PH16591A (en) | 1983-11-22 |
| ZA792722B (en) | 1980-10-29 |
| ES481845A1 (es) | 1980-02-16 |
| GB2023641A (en) | 1980-01-03 |
| MA18487A1 (fr) | 1979-12-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |