FIELD: packing; packing of articles in air or gaseous atmosphere under special conditions. SUBSTANCE: article is placed between two hemispherical blanks of thermoplastic container on arranged on ring table. Edges of blanks are clamp by two rings and soldered by heating the blanks over circumference to temperature close to melting point using circumferential electrodes. Soldered joint is held in clamped state. Then air is delivered into container though processing hole using air duct-needle to build gauge pressure in container. This done, needle is taken out and processing hole is soldered in the same manner as main joint. EFFECT: enhanced packing and storing of damageable articles. 5 cl, 2 dwg
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