发明名称 |
METHOD OF MANUFACTURING SEALED CAPSULE |
摘要 |
oil-producing industry. SUBSTANCE: method may be used in manufacturing sealed capsules for treatment of oil and gas wells. Method involves cutting out bars from piece of alkali, alkali-earth metal or alloy on it base. Bars are placed one after another into mold with nozzle round in cross-section and made of antifriction material. Bars are forced with periodic premolding through nozzle and cut into preset size. Rod is placed into metal shell. Applied to free ends of metal shell is isolating coating and ends are sealed. EFFECT: higher adaptability to manufacture and reliability of sealing. 5 cl, 7 ex
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申请公布号 |
RU2153573(C1) |
申请公布日期 |
2000.07.27 |
申请号 |
RU19990108870 |
申请日期 |
1999.04.30 |
申请人 |
BELJAEV JURIJ ALEKSANDROVICH;PROSVIRIN ALEKSANDR ALEKSANDROVICH |
发明人 |
BELJAEV JU.A.;PROSVIRIN A.A.;BELJAEV V.A.;LJASOTO P.F.;GORELOV JU.A. |
分类号 |
C09K8/536;B29C51/08;B29C63/22;E21B37/06;(IPC1-7):E21B37/06 |
主分类号 |
C09K8/536 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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