CN1049375C - 一种铸钢摇枕的铸造方法 - Google Patents
一种铸钢摇枕的铸造方法 Download PDFInfo
- Publication number
- CN1049375C CN1049375C CN97100040A CN97100040A CN1049375C CN 1049375 C CN1049375 C CN 1049375C CN 97100040 A CN97100040 A CN 97100040A CN 97100040 A CN97100040 A CN 97100040A CN 1049375 C CN1049375 C CN 1049375C
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- CN
- China
- Prior art keywords
- sand
- mixing
- cast steel
- reclaimed
- content
- 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 - Fee Related
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- Mold Materials And Core Materials (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN97100040A CN1049375C (zh) | 1997-03-04 | 1997-03-04 | 一种铸钢摇枕的铸造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN97100040A CN1049375C (zh) | 1997-03-04 | 1997-03-04 | 一种铸钢摇枕的铸造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1163804A CN1163804A (zh) | 1997-11-05 |
CN1049375C true CN1049375C (zh) | 2000-02-16 |
Family
ID=5164735
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN97100040A Expired - Fee Related CN1049375C (zh) | 1997-03-04 | 1997-03-04 | 一种铸钢摇枕的铸造方法 |
Country Status (1)
Country | Link |
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CN (1) | CN1049375C (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104259443B (zh) * | 2014-09-30 | 2016-08-24 | 南方汇通股份有限公司 | 联体心盘铸造摇枕的制作方法及该方法使用的补贴座 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3330674A (en) * | 1964-04-06 | 1967-07-11 | Harvest Queen Mill & Elevator | Molding composition containing iron oxide and starch |
US3470937A (en) * | 1965-07-29 | 1969-10-07 | Sulzer Ag | Process of protecting castings made of carbon-containing alloys against decarburization at the edges and against surface defects |
SU827238A1 (ru) * | 1979-06-05 | 1981-05-07 | Всесоюзный Научно-Исследовательский Иконструкторский Институт По Оборудованиюдля Шинной Промышленности | Способ изготовлени керамических формдл СТАльНОгО лиТь |
SU1468636A1 (ru) * | 1987-04-23 | 1989-03-30 | Институт проблем литья АН УССР | Смесь дл изготовлени литейных форм и стержней,отверждаема углекислым газом |
-
1997
- 1997-03-04 CN CN97100040A patent/CN1049375C/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3330674A (en) * | 1964-04-06 | 1967-07-11 | Harvest Queen Mill & Elevator | Molding composition containing iron oxide and starch |
US3470937A (en) * | 1965-07-29 | 1969-10-07 | Sulzer Ag | Process of protecting castings made of carbon-containing alloys against decarburization at the edges and against surface defects |
SU827238A1 (ru) * | 1979-06-05 | 1981-05-07 | Всесоюзный Научно-Исследовательский Иконструкторский Институт По Оборудованиюдля Шинной Промышленности | Способ изготовлени керамических формдл СТАльНОгО лиТь |
SU1468636A1 (ru) * | 1987-04-23 | 1989-03-30 | Институт проблем литья АН УССР | Смесь дл изготовлени литейных форм и стержней,отверждаема углекислым газом |
Also Published As
Publication number | Publication date |
---|---|
CN1163804A (zh) | 1997-11-05 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: QIQIHAR ORBIT TRANSPORT EQUIPMENT, LIMITED LIABIL Free format text: FORMER OWNER: CNR QIQIHAR RAILWAY ROLLING STOCK (GROUP) CO. LTD Effective date: 20071221 |
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C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: QIQIHAER TRAIN GROUP CO., LTD. Free format text: FORMER NAME OR ADDRESS: QIQIHAR VEHICLE FACTORY Owner name: CNR QIQIHAR RAILWAY ROLLING STOCK (GROUP) CO. LTD Free format text: FORMER NAME OR ADDRESS: QIQIHAER TRAIN GROUP CO., LTD. |
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CP03 | Change of name, title or address |
Address after: No. 10 Zhonghua East Road, Qigihar, Heilongjiang Province, China: 161002 Patentee after: CNR Qiqihar Railway Rolling Stock (Group) Co.,Ltd. Address before: Postcode, Zhonghua East Road, Qigihar, Heilongjiang: 161002 Patentee before: Qiqihaer Railway Vehicle (Group) Co.,Ltd. Address after: Postcode, Zhonghua East Road, Qigihar, Heilongjiang: 161002 Patentee after: Qiqihaer Railway Vehicle (Group) Co.,Ltd. Address before: Postcode, Zhonghua East Road, Qigihar, Heilongjiang: 161002 Patentee before: QIQIHAER ROLLING STOCK PLANT |
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TR01 | Transfer of patent right |
Effective date of registration: 20071221 Address after: Heilongjiang city of Qigihar Province, Tiefeng District Factory Road No. 36 Patentee after: QIQIHAR RAILWAY ROLLING STOCK Co.,Ltd. Address before: No. 10 Zhonghua East Road, Qigihar, Heilongjiang Patentee before: CNR Qiqihar Railway Rolling Stock (Group) Co.,Ltd. |
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C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20000216 Termination date: 20120304 |