JPH0149315B2 - - Google Patents
Info
- Publication number
- JPH0149315B2 JPH0149315B2 JP58158657A JP15865783A JPH0149315B2 JP H0149315 B2 JPH0149315 B2 JP H0149315B2 JP 58158657 A JP58158657 A JP 58158657A JP 15865783 A JP15865783 A JP 15865783A JP H0149315 B2 JPH0149315 B2 JP H0149315B2
- Authority
- JP
- Japan
- Prior art keywords
- coal tar
- pitch
- temperature
- needle coke
- primary
- 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
- 239000011280 coal tar Substances 0.000 claims description 18
- 239000011331 needle coke Substances 0.000 claims description 17
- 238000005119 centrifugation Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 239000011294 coal tar pitch Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 239000011295 pitch Substances 0.000 description 7
- 239000011338 soft pitch Substances 0.000 description 7
- 238000004821 distillation Methods 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 239000003208 petroleum Substances 0.000 description 4
- 239000011269 tar Substances 0.000 description 4
- 238000011282 treatment Methods 0.000 description 4
- 239000007795 chemical reaction product Substances 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000003575 carbonaceous material Substances 0.000 description 2
- 238000004939 coking Methods 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000011305 binder pitch Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000010000 carbonizing Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000010742 number 1 fuel oil Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
Landscapes
- Coke Industry (AREA)
- Working-Up Tar And Pitch (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15865783A JPS6049084A (ja) | 1983-08-29 | 1983-08-29 | ニードルコークスの製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15865783A JPS6049084A (ja) | 1983-08-29 | 1983-08-29 | ニードルコークスの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6049084A JPS6049084A (ja) | 1985-03-18 |
| JPH0149315B2 true JPH0149315B2 (de) | 1989-10-24 |
Family
ID=15676496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15865783A Granted JPS6049084A (ja) | 1983-08-29 | 1983-08-29 | ニードルコークスの製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6049084A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62124188A (ja) * | 1985-11-26 | 1987-06-05 | Nippon Steel Chem Co Ltd | 石炭系針状コ−クスの製造方法 |
| JPS63210187A (ja) * | 1987-02-27 | 1988-08-31 | Nippon Steel Chem Co Ltd | 石炭系針状ピツチコ−クスの製造法 |
| CA2917900C (en) | 2009-03-13 | 2019-01-08 | Omachron Intellectual Property Inc. | Portable surface cleaning apparatus |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1189517B (de) * | 1957-04-03 | 1965-03-25 | Verkaufsvereinigung Fuer Teere | Verfahren zur Herstellung eines Spezialkokses aus Steinkohlenteerprodukten |
| JPS4916528A (de) * | 1972-06-05 | 1974-02-14 | ||
| JPS4943103A (de) * | 1972-09-04 | 1974-04-23 | ||
| JPS5941387A (ja) * | 1982-08-30 | 1984-03-07 | Osaka Gas Co Ltd | ピッチの製造方法 |
-
1983
- 1983-08-29 JP JP15865783A patent/JPS6049084A/ja active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1189517B (de) * | 1957-04-03 | 1965-03-25 | Verkaufsvereinigung Fuer Teere | Verfahren zur Herstellung eines Spezialkokses aus Steinkohlenteerprodukten |
| JPS4916528A (de) * | 1972-06-05 | 1974-02-14 | ||
| JPS4943103A (de) * | 1972-09-04 | 1974-04-23 | ||
| JPS5941387A (ja) * | 1982-08-30 | 1984-03-07 | Osaka Gas Co Ltd | ピッチの製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6049084A (ja) | 1985-03-18 |
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