METHOD OF MAKING PRODUCTS WITH VARIABLE THICKNESS OF CONSTRUCTION MIXTURES Russian patent published in 1994 - IPC

Abstract RU 2017604 C1

FIELD: manufacture of building materials. SUBSTANCE: method includes placement of mixture in a mould under vibration and the consequent vibration pressing. Before the vibration pressing the mixture is overweighted by a force which is 1/20 - 1/5 of the pressing one. At the same time the mixture is subjected to vibration. EFFECT: facilitates the production of items with variable thickness. 1 tbl

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RU 2 017 604 C1

Authors

L'Vovich K.I.

Dates

1994-08-15—Published

1992-03-20—Filed