CN1730157A - 一种碳化硅微粉的生产工艺 - Google Patents
一种碳化硅微粉的生产工艺 Download PDFInfo
- Publication number
- CN1730157A CN1730157A CN 200510041305 CN200510041305A CN1730157A CN 1730157 A CN1730157 A CN 1730157A CN 200510041305 CN200510041305 CN 200510041305 CN 200510041305 A CN200510041305 A CN 200510041305A CN 1730157 A CN1730157 A CN 1730157A
- Authority
- CN
- China
- Prior art keywords
- classification
- type gas
- gas flow
- finished product
- sizing machine
- 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.)
- Granted
Links
- 229910010271 silicon carbide Inorganic materials 0.000 title claims description 75
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims description 48
- 238000000034 method Methods 0.000 title abstract description 4
- 238000004513 sizing Methods 0.000 claims abstract description 46
- 239000000843 powder Substances 0.000 claims abstract description 38
- 238000004519 manufacturing process Methods 0.000 claims abstract description 24
- 238000005516 engineering process Methods 0.000 claims abstract description 23
- 238000007493 shaping process Methods 0.000 claims abstract description 10
- 239000002245 particle Substances 0.000 claims description 38
- 239000000047 product Substances 0.000 claims description 35
- 235000013312 flour Nutrition 0.000 claims description 18
- 239000011265 semifinished product Substances 0.000 claims description 18
- 238000005554 pickling Methods 0.000 claims description 15
- 239000006227 byproduct Substances 0.000 claims description 12
- 239000002994 raw material Substances 0.000 claims description 11
- 238000010298 pulverizing process Methods 0.000 claims description 10
- 238000001035 drying Methods 0.000 claims description 9
- 239000012535 impurity Substances 0.000 claims description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 8
- 238000005188 flotation Methods 0.000 claims description 6
- 239000003921 oil Substances 0.000 claims description 6
- 239000010453 quartz Substances 0.000 abstract 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- 238000004140 cleaning Methods 0.000 abstract 1
- 238000003723 Smelting Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- -1 and the large Substances 0.000 description 1
- 150000001722 carbon compounds Chemical class 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Carbon And Carbon Compounds (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100413058A CN100340347C (zh) | 2005-08-03 | 2005-08-03 | 一种碳化硅微粉的生产工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100413058A CN100340347C (zh) | 2005-08-03 | 2005-08-03 | 一种碳化硅微粉的生产工艺 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1730157A true CN1730157A (zh) | 2006-02-08 |
CN100340347C CN100340347C (zh) | 2007-10-03 |
Family
ID=35962600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005100413058A Expired - Fee Related CN100340347C (zh) | 2005-08-03 | 2005-08-03 | 一种碳化硅微粉的生产工艺 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100340347C (zh) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101870469A (zh) * | 2010-06-01 | 2010-10-27 | 河南新大新材料股份有限公司 | 晶硅片切割刃料的制备方法 |
CN101898762A (zh) * | 2010-07-19 | 2010-12-01 | 王国恩 | 一种用于线切割的多边缘硅微粉体的生产工艺 |
CN101947483A (zh) * | 2010-08-12 | 2011-01-19 | 河南醒狮高新技术股份有限公司 | 半导体材料及超硬材料线切割专用刃料颗粒成型的方法 |
CN102249236A (zh) * | 2011-06-02 | 2011-11-23 | 江苏大阳微粉科技有限公司 | 一种碳化硅微粉的生产工艺 |
CN102351180A (zh) * | 2011-06-23 | 2012-02-15 | 阮秀春 | 一种碳化硅粒度砂和致密烧结用超细微粉的生产方法 |
CN103357480A (zh) * | 2013-07-04 | 2013-10-23 | 宝兴易达光伏刃料有限公司 | 一种碳化硅切割刃料及其制备方法 |
CN104477917A (zh) * | 2014-11-20 | 2015-04-01 | 江苏乐园新材料集团有限公司 | 碳化硅冶炼方法 |
CN105217610A (zh) * | 2015-09-10 | 2016-01-06 | 连云港江利达矿产品有限公司 | 一种球形石墨生产工艺 |
CN106890724A (zh) * | 2017-03-12 | 2017-06-27 | 郑州睿科生化科技有限公司 | 一种碳化硅微粉的生产工艺 |
CN107983526A (zh) * | 2017-12-04 | 2018-05-04 | 中国恩菲工程技术有限公司 | 碳化硅微粉的分级处理工艺 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109107729A (zh) * | 2018-08-08 | 2019-01-01 | 宁夏和兴碳基材料有限公司 | 一种碳化硅微粉制备工艺 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19945646A1 (de) * | 1999-09-23 | 2001-04-05 | Krupp Polysius Ag | Verfahren und Windsichter zum Klassieren von zerkleinertem Aufgabegut |
DE10137132A1 (de) * | 2001-07-30 | 2003-02-13 | Polysius Ag | Sichter |
CN1137046C (zh) * | 2001-08-07 | 2004-02-04 | 宁夏回族自治区新技术应用研究所 | 一种亚微米级碳化硅的生产方法 |
-
2005
- 2005-08-03 CN CNB2005100413058A patent/CN100340347C/zh not_active Expired - Fee Related
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101870469A (zh) * | 2010-06-01 | 2010-10-27 | 河南新大新材料股份有限公司 | 晶硅片切割刃料的制备方法 |
CN101870469B (zh) * | 2010-06-01 | 2011-05-25 | 河南新大新材料股份有限公司 | 晶硅片切割刃料的制备方法 |
CN101898762A (zh) * | 2010-07-19 | 2010-12-01 | 王国恩 | 一种用于线切割的多边缘硅微粉体的生产工艺 |
CN101947483A (zh) * | 2010-08-12 | 2011-01-19 | 河南醒狮高新技术股份有限公司 | 半导体材料及超硬材料线切割专用刃料颗粒成型的方法 |
CN102249236B (zh) * | 2011-06-02 | 2012-12-05 | 江苏大阳光辅股份有限公司 | 一种碳化硅微粉的生产工艺 |
CN102249236A (zh) * | 2011-06-02 | 2011-11-23 | 江苏大阳微粉科技有限公司 | 一种碳化硅微粉的生产工艺 |
CN102351180A (zh) * | 2011-06-23 | 2012-02-15 | 阮秀春 | 一种碳化硅粒度砂和致密烧结用超细微粉的生产方法 |
CN103357480A (zh) * | 2013-07-04 | 2013-10-23 | 宝兴易达光伏刃料有限公司 | 一种碳化硅切割刃料及其制备方法 |
CN104477917A (zh) * | 2014-11-20 | 2015-04-01 | 江苏乐园新材料集团有限公司 | 碳化硅冶炼方法 |
CN105217610A (zh) * | 2015-09-10 | 2016-01-06 | 连云港江利达矿产品有限公司 | 一种球形石墨生产工艺 |
CN106890724A (zh) * | 2017-03-12 | 2017-06-27 | 郑州睿科生化科技有限公司 | 一种碳化硅微粉的生产工艺 |
CN107983526A (zh) * | 2017-12-04 | 2018-05-04 | 中国恩菲工程技术有限公司 | 碳化硅微粉的分级处理工艺 |
CN107983526B (zh) * | 2017-12-04 | 2020-10-30 | 中国恩菲工程技术有限公司 | 碳化硅微粉的分级处理工艺 |
Also Published As
Publication number | Publication date |
---|---|
CN100340347C (zh) | 2007-10-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100340347C (zh) | 一种碳化硅微粉的生产工艺 | |
CN114436263B (zh) | 一种超粗均匀碳化钨粉的制备方法 | |
CN1806932A (zh) | 石英砾石分选及矿物解离提纯工艺 | |
CN1151893C (zh) | 人造金刚石无污染气相氧化分离提纯方法 | |
CN110627509A (zh) | 一种氮化铝粉体的制备方法 | |
CN100344541C (zh) | 氧化铝自粉化熟料及其制备方法 | |
CN111847468B (zh) | 煤系高岭土多段悬浮煅烧生产高白度煅烧高岭土的方法 | |
CN1246487C (zh) | 以硅铝合金为还原剂制取金属镁的方法 | |
CN113173793A (zh) | 高纯相活性莫来石及其制备方法 | |
CN105290410A (zh) | 一种利用炼钢污泥制取还原铁粉的方法 | |
CN1850596A (zh) | 利用铁矿石尾矿制备SiC复相材料的方法 | |
CN104692430A (zh) | 一种用于刚玉生产的铝灰处理系统 | |
CN111533440A (zh) | 一种玻纤用煅烧高岭土的生产方法 | |
CN1640816A (zh) | 制备优质β-型锂辉石的方法 | |
CN112979288B (zh) | 一种蓝宝石研磨材料的制备方法 | |
CN114835132B (zh) | 干湿法加工煤系高岭土的高效节能工艺 | |
CN115924907A (zh) | 一种石墨原材料的物理纯化工艺 | |
CN113956848A (zh) | 一种立方氮化硼微粉的加工处理方法 | |
CN113716565A (zh) | 超细碳化钨粉及其制备方法和硬质合金 | |
CN109999979B (zh) | 一种提升氧化钙膨胀熟料膨胀效能的粉磨装置及工艺 | |
CN111484016A (zh) | 一种碳化硅细粉(70f)的生产工艺 | |
CN111646476A (zh) | 一种工业化金刚线切割多晶硅废料分级回收的方法 | |
CN1594216A (zh) | 一种煤系高岭土合成高纯赛隆材料的方法 | |
CN112661484A (zh) | 一种其烧成白度不低于88%的复合球土的制备方法 | |
CN111574196A (zh) | 球磨介质及其制备方法与应用 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: JIANGSU LEYUAN NEW MATERIALS GROUP CO.,LTD. Free format text: FORMER OWNER: LIANYUNGANG CITY GRINDING FACTORY Effective date: 20090731 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090731 Address after: No. 3, Li Wei Road, Sinpo District, Jiangsu, Lianyungang Patentee after: Jiangsu Leyuan New Materials Group Co., Ltd. Address before: No. 3, Li Wei Road, Sinpo District, Jiangsu, Lianyungang Patentee before: Lianyungang Abrasive Factory |
|
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu Leyuan New Materials Group Co., Ltd. Assignor: Lianyungang Abrasive Factory Contract fulfillment period: 2009.7.10 to 2014.7.10 contract change Contract record no.: 2009320001158 Denomination of invention: Production process for silicon carbide micropowder Granted publication date: 20071003 License type: Exclusive license Record date: 2009.7.18 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.7.10 TO 2014.7.10; CHANGE OF CONTRACT Name of requester: JIANGSU LEYUAN NEW MATERIALS GROUP CO.,LTD. Effective date: 20090718 |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071003 Termination date: 20160803 |
|
CF01 | Termination of patent right due to non-payment of annual fee |