Method of and a device for measuring the pressure and abrasion s

Details Method of and a device for measuring the pressure and abrasion s Method of and a device for measuring the pressure and abrasion s

1978-01-12

1979-12-25

Petrakes, John

Measuring and testing

By abrasion, milling, rubbing, or scuffing

73432R, G01N 330, G01N 356

Patent

active

041799160

ABSTRACT:
A method of measuring the pressure and abrasion sensitivity of granular material is disclosed wherein the mechanical stress is produced by an abrupt exposure of the grains of a representative sample, in a closed mortar, to a gas-pressure wave of high kinetic energy.

REFERENCES:
patent: 3142180 (1964-07-01), Glezen et al.
patent: 3972220 (1976-08-01), Moore
patent: 3973196 (1976-08-01), Hogg
patent: 4026157 (1977-05-01), Goebbels
Starovoit et al., "Fast Method of Determining Toughness of Porous Coke"; Industrial Laboratory Publ., vol. 41; No. 6; 6-1975; pp. 917-921.

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