CA1208619A - Process in the separation of catalyst particles suspended in liquid - Google Patents
Process in the separation of catalyst particles suspended in liquidInfo
- Publication number
- CA1208619A CA1208619A CA000443852A CA443852A CA1208619A CA 1208619 A CA1208619 A CA 1208619A CA 000443852 A CA000443852 A CA 000443852A CA 443852 A CA443852 A CA 443852A CA 1208619 A CA1208619 A CA 1208619A
- Authority
- CA
- Canada
- Prior art keywords
- liquid
- filter
- backwashing
- filters
- particles
- 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
- 239000007788 liquid Substances 0.000 title claims abstract description 36
- 239000002245 particle Substances 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000000926 separation method Methods 0.000 title claims abstract description 8
- 239000003054 catalyst Substances 0.000 title abstract description 17
- 238000011001 backwashing Methods 0.000 claims abstract description 30
- 239000000706 filtrate Substances 0.000 claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims abstract description 14
- 238000005984 hydrogenation reaction Methods 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 10
- PYKYMHQGRFAEBM-UHFFFAOYSA-N anthraquinone Natural products CCC(=O)c1c(O)c2C(=O)C3C(C=CC=C3O)C(=O)c2cc1CC(=O)OC PYKYMHQGRFAEBM-UHFFFAOYSA-N 0.000 claims description 9
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 8
- 150000004056 anthraquinones Chemical class 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 230000000717 retained effect Effects 0.000 claims description 5
- 239000007868 Raney catalyst Substances 0.000 claims description 4
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 claims description 4
- 229910000564 Raney nickel Inorganic materials 0.000 claims description 4
- 238000001311 chemical methods and process Methods 0.000 claims description 3
- 230000000737 periodic effect Effects 0.000 claims description 3
- 239000007795 chemical reaction product Substances 0.000 claims 2
- 239000011949 solid catalyst Substances 0.000 abstract description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 230000035699 permeability Effects 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000004087 circulation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- -1 alkyl anthra-quinone Chemical class 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000002844 continuous effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000026030 halogenation Effects 0.000 description 1
- 238000005658 halogenation reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229940099990 ogen Drugs 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/04—Controlling the filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J25/00—Catalysts of the Raney type
- B01J25/04—Regeneration or reactivation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J38/00—Regeneration or reactivation of catalysts, in general
- B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8207376-8 | 1982-12-23 | ||
| SE8207376A SE8207376L (sv) | 1982-12-23 | 1982-12-23 | Forfarande vid avskiljning av i vetska suspenderade katalysatorpartiklar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1208619A true CA1208619A (en) | 1986-07-29 |
Family
ID=20349129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000443852A Expired CA1208619A (en) | 1982-12-23 | 1983-12-20 | Process in the separation of catalyst particles suspended in liquid |
Country Status (3)
| Country | Link |
|---|---|
| CA (1) | CA1208619A (no) |
| NO (1) | NO834785L (no) |
| SE (1) | SE8207376L (no) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5348657A (en) * | 1992-05-25 | 1994-09-20 | Degussa Aktiengesellschaft | Process for the separation of catalyst-free working solution from the hydrogenation circuit of the anthraquinone process for the production of hydrogen peroxide |
| US5534149A (en) * | 1994-05-31 | 1996-07-09 | Degussa Aktiengesellschaft | Method of separating catalyst-free working solution from the hydrogenation cycle of the anthraquinone method for the production of hydrogen peroxide |
-
1982
- 1982-12-23 SE SE8207376A patent/SE8207376L/xx not_active Application Discontinuation
-
1983
- 1983-12-20 CA CA000443852A patent/CA1208619A/en not_active Expired
- 1983-12-22 NO NO834785A patent/NO834785L/no unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5348657A (en) * | 1992-05-25 | 1994-09-20 | Degussa Aktiengesellschaft | Process for the separation of catalyst-free working solution from the hydrogenation circuit of the anthraquinone process for the production of hydrogen peroxide |
| US5534149A (en) * | 1994-05-31 | 1996-07-09 | Degussa Aktiengesellschaft | Method of separating catalyst-free working solution from the hydrogenation cycle of the anthraquinone method for the production of hydrogen peroxide |
Also Published As
| Publication number | Publication date |
|---|---|
| SE8207376L (sv) | 1984-06-24 |
| SE8207376D0 (sv) | 1982-12-23 |
| NO834785L (no) | 1984-06-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |