JPH0568405B2 - - Google Patents
Info
- Publication number
- JPH0568405B2 JPH0568405B2 JP60049454A JP4945485A JPH0568405B2 JP H0568405 B2 JPH0568405 B2 JP H0568405B2 JP 60049454 A JP60049454 A JP 60049454A JP 4945485 A JP4945485 A JP 4945485A JP H0568405 B2 JPH0568405 B2 JP H0568405B2
- Authority
- JP
- Japan
- Prior art keywords
- chromium carbide
- chromium
- particle size
- particles
- carbide
- 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
- 239000002245 particle Substances 0.000 claims description 88
- 229910003470 tongbaite Inorganic materials 0.000 claims description 62
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 31
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 27
- 229910000423 chromium oxide Inorganic materials 0.000 claims description 27
- 239000011651 chromium Substances 0.000 claims description 16
- 229910052799 carbon Inorganic materials 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 14
- 239000000843 powder Substances 0.000 claims description 13
- 239000013078 crystal Substances 0.000 claims description 11
- 238000010304 firing Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 238000002156 mixing Methods 0.000 claims description 10
- 239000000126 substance Substances 0.000 claims description 5
- UFGZSIPAQKLCGR-UHFFFAOYSA-N chromium carbide Chemical compound [Cr]#C[Cr]C#[Cr] UFGZSIPAQKLCGR-UHFFFAOYSA-N 0.000 claims 7
- GVEHJMMRQRRJPM-UHFFFAOYSA-N chromium(2+);methanidylidynechromium Chemical compound [Cr+2].[Cr]#[C-].[Cr]#[C-] GVEHJMMRQRRJPM-UHFFFAOYSA-N 0.000 description 55
- 239000000463 material Substances 0.000 description 18
- 239000002994 raw material Substances 0.000 description 14
- 229910002804 graphite Inorganic materials 0.000 description 13
- 239000010439 graphite Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 13
- 238000007751 thermal spraying Methods 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 10
- 238000000926 separation method Methods 0.000 description 7
- 239000007921 spray Substances 0.000 description 7
- 238000003763 carbonization Methods 0.000 description 5
- 229910010293 ceramic material Inorganic materials 0.000 description 5
- 238000009826 distribution Methods 0.000 description 5
- 238000010298 pulverizing process Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000003575 carbonaceous material Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- 238000002441 X-ray diffraction Methods 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000001878 scanning electron micrograph Methods 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- -1 alkali metal salts Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 238000010000 carbonizing Methods 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000011164 primary particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000011163 secondary particle Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Carbon And Carbon Compounds (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60049454A JPS61209907A (ja) | 1985-03-14 | 1985-03-14 | 炭化クロムおよびその製造法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60049454A JPS61209907A (ja) | 1985-03-14 | 1985-03-14 | 炭化クロムおよびその製造法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61209907A JPS61209907A (ja) | 1986-09-18 |
JPH0568405B2 true JPH0568405B2 (de) | 1993-09-28 |
Family
ID=12831585
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP60049454A Granted JPS61209907A (ja) | 1985-03-14 | 1985-03-14 | 炭化クロムおよびその製造法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61209907A (de) |
-
1985
- 1985-03-14 JP JP60049454A patent/JPS61209907A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS61209907A (ja) | 1986-09-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4804525A (en) | Producing boron carbide | |
KR920009567B1 (ko) | 산화아연위스커 및 그 제조방법 | |
TWI732944B (zh) | 含氧化鎂之尖晶石粉末及其製造方法 | |
JP5602480B2 (ja) | AlN改質層を備えたアルミナ粒子の製造方法 | |
Koc et al. | Synthesis of beta silicon carbide powders using carbon coated fumed silica | |
JP2012140305A (ja) | サファイア単結晶製造用αアルミナ焼結体 | |
KR20090064551A (ko) | α 알루미나 분말 | |
JPS62100412A (ja) | アルミナ−ジルコニア複合粉体の製造方法 | |
Zakorzhevskii et al. | Combustion synthesis of aluminum nitride | |
JP3972380B2 (ja) | α−アルミナの製造方法 | |
JP2600762B2 (ja) | 酸化亜鉛ウィスカーの製造方法 | |
JP2756703B2 (ja) | 球状アパタイトおよびその製造法並びに多孔質構造成形体 | |
JPH0280318A (ja) | あらかじめ決められた粒子寸法を有する耐火性金属ホウ化物の合成法 | |
CN104016316B (zh) | 一种氮化铝粉连续制备方法及其设备 | |
JPH0568405B2 (de) | ||
JP3342536B2 (ja) | MgO・SiO2 磁器粉末及びその製造方法 | |
WO1996029292A1 (en) | Process for preparing glass and for conditioning the raw materials intended for this glass preparation | |
RU2690918C1 (ru) | Способ получения порошковой композиции на основе оксикарбидов алюминия | |
JPH0157051B2 (de) | ||
JPH01126276A (ja) | セラミック焼結体の製法 | |
JP2584032B2 (ja) | 酸化亜鉛ウィスカーの製造法 | |
JP2605847B2 (ja) | 酸化亜鉛ウイスカーの製造法 | |
JP2584035B2 (ja) | 酸化亜鉛ウィスカ−の製造法 | |
khanali et al. | Synthesis and assessment of properties of ZrB2 nanopowder utilizing boro/carbothermal reduction method | |
JPH08319107A (ja) | 炭素−炭化物セラミックス球状複合体およびその 製造方法 |