FIELD: 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
| Title | Year | Author | Number |
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