METHOD FOR CLEANING AMBER Russian patent published in 2003 - IPC

FIELD: processes and devices for cleaning blanks and articles of natural amber. SUBSTANCE: method comprises step of charging amber to container and working it by means of hydroabrasive material; applying electromagnetic field on container; then subjecting it to vibration; performing cleaning process at continuously heating until temperature no more than melting temperature of amber; using solution of acrylate-containing organosilicon oligomers in organic dissolvers; additionally introducing ferromagnetic powder to such solution. EFFECT: simplified cleaning process with lowered cost, enhanced quality of cleaned blanks and articles. 2 cl, 1 dwg