Root canal sealing compositions

Claim 1

A NON-AQUEOUS BASE THERAPEUTIC ROOT CANAL SEALING COMPOSITION IN THE FORM OF A PASTE COMPRISED OF AN INTIMATE MIXTURE OF A SOLID PHASE AND A LIQUID PHASE, THE SOLID PHASE BEING PRESENT IN THE COMPOSITION WITHIN A RANGE OF FROM NOT SUBSTANTIALLY LESS THAN SIXTY-SEVEN (67) TO SEVENTY-SIX (76) PERCENT, BY WEIGHT, OF THE COMPOSITION, THE LIQUID PHASE BEING PRESENT IN THE COMPOSITION WITHIN A RANGE OF FROM NOT SUBSTANTIALLY LESS THAN TWENTYFOUR (24) PERCENT TO NTO SUBSTANTIALLY MORE THAN THIRTYTHREE (33) PERCENT, BY WEIGHT, OF THE COMPOSITION, THE SAID SOLID PHASE BEING COMPRISED OF A MAJOR PROPORTION OF A FINELY DIVIDED INERT MATERIAL SELECTED FROMTHE GROUP CONSISTING OF CALCIUM HYDROXIDE, BARIUM SULPHATE, AND BISMUTH SUBCARBONATGE, A MATERIAL SELECTED FROM THE GROUP CONSISTING OF PARAAMINOTOLUENE SULFONAMIDE HYDROCHLORIDE AND PARAAMNOTOLUENE SULFONAMIDE FREE BASE PRESENT IN THE SOLID PHASE WITHIN A RANGE FROM NOT SUBSTANTIALY LESS THAN FIFTEEN (15) PERCENT TO NOT SUBSTANTIALLY MORE THAN TWENTY (20) PERCENT, BY WEIGHT, OF THE SAID SOLID PHASE, ZINC OXIDE WITHIN A RANGE FROM NOT SUBSTANTIALLY LESS THAN FIFTY (50) PERCENT TO NOT SUBSTANTIALLY MORE THAN EIGHTYFIVE (85) PERCENT, BY WEIGHT, OF THE SAID SOLID PHASE, THE SAID LIQUID PHASE BEING COMPRISED OF EUGENOL WITHIN A RANGE OF FROM NOT SUBSTANTIALLY LESS THAN FIFTY (50) PERCENT TO NOT SUBSTANTIALLY MORE THAN NINETY-SIX (96) PERCENT, BY VOLUME, OF THE SAID LIQUID PHASE, AND THE SAID 5-NITRO-2-METHYLFURFURYL ETHER BEING PRESENT WITHIN A RANGE OF NOT SUBSTANTIALLY LESS THAN THREE (3) PERCENT TO NOT MORE THAN FOUR (4) PERCENT, BY VOLUME, OF THE SAID LIQUID PHASE, AND ZINC ACETATE WITHIN A RANGE OF FROM NOT SUBSTANTIALLY LESS THAN ONE (1) PERCENT TO NOT SUBSTANTIALLY MOE THAN FIVE (5) PERCENT, BY WEIGHT, OF SAID SOLID PHASE.