KR930002013A - 주물사(主物砂)의 제조방법 - Google Patents
주물사(主物砂)의 제조방법 Download PDFInfo
- Publication number
- KR930002013A KR930002013A KR1019910011185A KR910011185A KR930002013A KR 930002013 A KR930002013 A KR 930002013A KR 1019910011185 A KR1019910011185 A KR 1019910011185A KR 910011185 A KR910011185 A KR 910011185A KR 930002013 A KR930002013 A KR 930002013A
- Authority
- KR
- South Korea
- Prior art keywords
- mixed
- sand
- foundry sand
- manufacturing
- synthetic yarn
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Mold Materials And Core Materials (AREA)
Abstract
내용 없음.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (3)
- 주물의 주형을 만든느 주물사의 제조에 있어서, 자연사와 규사로 혼합된 합성사로 중성 PH로 조절한 다음 여기에 포트랜트시멘트, 메타규산소오다 및 규조토를 2∼2.5:1∼1.5의 비로 혼합한 혼합점결제와 전분과 피치를 동률로 혼합한 혼합 첨가재 및 탄산칼슘 분말과 올레인산아미드를 동률로 혼합한 이형제를 차례로 첨가하여 통상적 방법에 따라 주물사를 제조하여 진공포장함을 특징으로 하는 주물사의 제조방법.
- 제1항에 있어서, 합성사는 80∼95wt%, 점결제는 5∼10wt%, 첨가제는 1∼3wt% 및 이형제는 5∼10wt%로 혼합함을 특징으로 하는 주물사의 제조방법.
- 제1항 및 제2항에 있어서, 합성사가 자연사 30∼40wt%와 규사 60∼70wt%로 구성됨을 특징으로 하는 주물사의 제조방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019910011185A KR930012259B1 (ko) | 1991-07-02 | 1991-07-02 | 주물사(鑄物砂)의 제조방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019910011185A KR930012259B1 (ko) | 1991-07-02 | 1991-07-02 | 주물사(鑄物砂)의 제조방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR930002013A true KR930002013A (ko) | 1993-02-22 |
| KR930012259B1 KR930012259B1 (ko) | 1993-12-28 |
Family
ID=19316660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019910011185A Expired - Lifetime KR930012259B1 (ko) | 1991-07-02 | 1991-07-02 | 주물사(鑄物砂)의 제조방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR930012259B1 (ko) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100784319B1 (ko) * | 2006-10-31 | 2007-12-13 | 문성훈 | 점결제 제조방법, 상기 제조방법에 의해 제조된 점결제 및이를 이용하여 제작된 주물사 |
| CN110446563A (zh) * | 2017-01-04 | 2019-11-12 | 胡坦斯·阿尔伯图斯化学厂有限公司 | 用于铸造工业的包含颗粒状的、无定形二氧化硅和酸的涂料组成 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2011317284B2 (en) * | 2010-10-19 | 2015-02-19 | Gcp Applied Technologies Inc. | Clay-bearing manufactured sands for hydratable cementitious compositions |
| JP5249447B1 (ja) * | 2012-05-17 | 2013-07-31 | 株式会社木村鋳造所 | 三次元積層造型用の鋳物砂 |
| CN106040961B (zh) * | 2016-06-03 | 2018-08-28 | 哈工大机器人集团（广州）知识产权投资控股有限公司哈尔滨分公司 | 一种高强度耐高温3d打印粘土湿型砂材料及其制备方法 |
-
1991
- 1991-07-02 KR KR1019910011185A patent/KR930012259B1/ko not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100784319B1 (ko) * | 2006-10-31 | 2007-12-13 | 문성훈 | 점결제 제조방법, 상기 제조방법에 의해 제조된 점결제 및이를 이용하여 제작된 주물사 |
| CN110446563A (zh) * | 2017-01-04 | 2019-11-12 | 胡坦斯·阿尔伯图斯化学厂有限公司 | 用于铸造工业的包含颗粒状的、无定形二氧化硅和酸的涂料组成 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR930012259B1 (ko) | 1993-12-28 |
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| Date | Code | Title | Description |
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| PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19910702 |
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| PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19910702 Comment text: Request for Examination of Application |
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Comment text: Notification of reason for refusal Patent event date: 19930615 Patent event code: PE09021S01D |
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| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 19930823 Patent event code: PE09021S01D |
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| G160 | Decision to publish patent application | ||
| PG1605 | Publication of application before grant of patent |
Comment text: Decision on Publication of Application Patent event code: PG16051S01I Patent event date: 19931203 |
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| E701 | Decision to grant or registration of patent right | ||
| PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 19940323 |
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| PC1904 | Unpaid initial registration fee |