JPH0430998B2 - - Google Patents
Info
- Publication number
- JPH0430998B2 JPH0430998B2 JP61255887A JP25588786A JPH0430998B2 JP H0430998 B2 JPH0430998 B2 JP H0430998B2 JP 61255887 A JP61255887 A JP 61255887A JP 25588786 A JP25588786 A JP 25588786A JP H0430998 B2 JPH0430998 B2 JP H0430998B2
- Authority
- JP
- Japan
- Prior art keywords
- solvent
- specific gravity
- pitch
- gravity liquid
- coal tar
- 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 - Lifetime
Links
- 239000007788 liquid Substances 0.000 claims description 112
- 238000005194 fractionation Methods 0.000 claims description 95
- 239000002904 solvent Substances 0.000 claims description 89
- 230000005484 gravity Effects 0.000 claims description 82
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 42
- 239000011295 pitch Substances 0.000 claims description 41
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 33
- 239000011294 coal tar pitch Substances 0.000 claims description 32
- 238000000926 separation method Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 14
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 11
- 238000005191 phase separation Methods 0.000 claims description 9
- 239000012046 mixed solvent Substances 0.000 claims description 6
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 5
- 239000003245 coal Substances 0.000 claims description 5
- 239000011280 coal tar Substances 0.000 claims description 5
- 239000008096 xylene Substances 0.000 claims description 5
- 239000006227 byproduct Substances 0.000 claims description 4
- 238000003763 carbonization Methods 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 2
- 239000002994 raw material Substances 0.000 description 28
- 239000000203 mixture Substances 0.000 description 17
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 12
- 238000000605 extraction Methods 0.000 description 11
- 239000000047 product Substances 0.000 description 9
- 239000012071 phase Substances 0.000 description 8
- 239000011338 soft pitch Substances 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000011084 recovery Methods 0.000 description 5
- 239000000571 coke Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 239000003575 carbonaceous material Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000004484 Briquette Substances 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 150000004996 alkyl benzenes Chemical class 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000011300 coal pitch Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001944 continuous distillation Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000007380 fibre production Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 238000005087 graphitization Methods 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 238000002074 melt spinning Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000011331 needle coke Substances 0.000 description 1
- 239000006253 pitch coke Substances 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Landscapes
- Working-Up Tar And Pitch (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25588786A JPS63112687A (ja) | 1986-10-29 | 1986-10-29 | ピツチの分別方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25588786A JPS63112687A (ja) | 1986-10-29 | 1986-10-29 | ピツチの分別方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63112687A JPS63112687A (ja) | 1988-05-17 |
| JPH0430998B2 true JPH0430998B2 (no) | 1992-05-25 |
Family
ID=17284949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25588786A Granted JPS63112687A (ja) | 1986-10-29 | 1986-10-29 | ピツチの分別方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63112687A (no) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4934452A (no) * | 1972-08-02 | 1974-03-29 | ||
| JPS5714682A (en) * | 1980-06-30 | 1982-01-25 | Kerr Mcgee Refining Corp | Improved separation of bitumen material |
| JPS60170694A (ja) * | 1984-02-16 | 1985-09-04 | Kawasaki Steel Corp | 炭素繊維プリカ−サ−ピツチの製造方法 |
| JPS6187790A (ja) * | 1984-10-05 | 1986-05-06 | Kawasaki Steel Corp | 炭素繊維用プリカ−サ−ピツチの製造方法 |
| JPS61162586A (ja) * | 1985-01-08 | 1986-07-23 | Kawasaki Steel Corp | 炭素繊維用プリカ−サ−ピツチの製造方法 |
-
1986
- 1986-10-29 JP JP25588786A patent/JPS63112687A/ja active Granted
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4934452A (no) * | 1972-08-02 | 1974-03-29 | ||
| JPS5714682A (en) * | 1980-06-30 | 1982-01-25 | Kerr Mcgee Refining Corp | Improved separation of bitumen material |
| JPS60170694A (ja) * | 1984-02-16 | 1985-09-04 | Kawasaki Steel Corp | 炭素繊維プリカ−サ−ピツチの製造方法 |
| JPS6187790A (ja) * | 1984-10-05 | 1986-05-06 | Kawasaki Steel Corp | 炭素繊維用プリカ−サ−ピツチの製造方法 |
| JPS61162586A (ja) * | 1985-01-08 | 1986-07-23 | Kawasaki Steel Corp | 炭素繊維用プリカ−サ−ピツチの製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63112687A (ja) | 1988-05-17 |
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