JPH0553726B2 - - Google Patents
Info
- Publication number
- JPH0553726B2 JPH0553726B2 JP63080167A JP8016788A JPH0553726B2 JP H0553726 B2 JPH0553726 B2 JP H0553726B2 JP 63080167 A JP63080167 A JP 63080167A JP 8016788 A JP8016788 A JP 8016788A JP H0553726 B2 JPH0553726 B2 JP H0553726B2
- Authority
- JP
- Japan
- Prior art keywords
- graphite
- water
- tank
- sieve
- slurry
- 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
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 56
- 229910002804 graphite Inorganic materials 0.000 description 52
- 239000010439 graphite Substances 0.000 description 52
- 238000000034 method Methods 0.000 description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 21
- 239000000463 material Substances 0.000 description 20
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 14
- 239000002002 slurry Substances 0.000 description 13
- 239000000428 dust Substances 0.000 description 10
- 229910000831 Steel Inorganic materials 0.000 description 9
- 238000005554 pickling Methods 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 238000001035 drying Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 238000011084 recovery Methods 0.000 description 6
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 239000003513 alkali Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 3
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000005188 flotation Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 229910012375 magnesium hydride Inorganic materials 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- 229910000077 silane Inorganic materials 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical group C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 235000014593 oils and fats Nutrition 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000011143 downstream manufacturing Methods 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002901 organomagnesium compounds Chemical class 0.000 description 1
- 239000010665 pine oil Substances 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- -1 silicon hydrogen compound Chemical class 0.000 description 1
- FDNAPBUWERUEDA-UHFFFAOYSA-N silicon tetrachloride Chemical group Cl[Si](Cl)(Cl)Cl FDNAPBUWERUEDA-UHFFFAOYSA-N 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/20—Graphite
- C01B32/21—After-treatment
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63080167A JPH01249615A (ja) | 1988-03-30 | 1988-03-30 | 黒鉛含有物からの黒鉛回収方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63080167A JPH01249615A (ja) | 1988-03-30 | 1988-03-30 | 黒鉛含有物からの黒鉛回収方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01249615A JPH01249615A (ja) | 1989-10-04 |
| JPH0553726B2 true JPH0553726B2 (de) | 1993-08-10 |
Family
ID=13710765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63080167A Granted JPH01249615A (ja) | 1988-03-30 | 1988-03-30 | 黒鉛含有物からの黒鉛回収方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01249615A (de) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8928618B2 (en) | 2004-05-06 | 2015-01-06 | Apple Inc. | Multipoint touchscreen |
| US9025090B2 (en) | 2010-12-22 | 2015-05-05 | Apple Inc. | Integrated touch screens |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100880923B1 (ko) * | 2006-12-13 | 2009-02-04 | 한국지질자원연구원 | 가압 저팽창법을 이용한 천연 인상흑연의 고순도 정제방법 |
-
1988
- 1988-03-30 JP JP63080167A patent/JPH01249615A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8928618B2 (en) | 2004-05-06 | 2015-01-06 | Apple Inc. | Multipoint touchscreen |
| US9025090B2 (en) | 2010-12-22 | 2015-05-05 | Apple Inc. | Integrated touch screens |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01249615A (ja) | 1989-10-04 |
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