MULTIPURPOSE WORKING TABLE TO DETERMINE AIR PERMEABILITY OF VOLUMETRIC MATERIALS Russian patent published in 2002 - IPC

Abstract RU 2194971 C1

FIELD: test of domestic and technical cloths and materials. SUBSTANCE: for determination of air permeability of volumetric materials sample is placed in hollow chamber with separable perforated bottoms which forms correspond to forms of volumetric materials in finished articles. EFFECT: approximation of test conditions to operational conditions and obtainment of stable comparable results. 1 dwg

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RU 2 194 971 C1

Authors

Bekmurzaev L.A.

Kulikov F.A.

Shalak N.M.

Pachentsova S.G.

Dates

2002-12-20—Published

2001-12-06—Filed