Agent

Claim 1

A PERFORATING APPARATUS FOR USE IN A LIQUID CONTAINING WELL BORE WHICH COMPRISES; A HOLDER FOR HIGH EXPLOSIVE-HIGH VELOCITY DETONATING FUSE, SAID HOLDER CONSISTING OF A FLAT DISC TOP MEMBER AND A FLAT DISC BOTTOM MEMBER IN HORIZONTAL, PARALLEL RELATIONSHIP, A VERTICAL RIGID SUPPORTING MEMBER SEPARATING AND CONNECTING SAID TOP AND BOTTOM MEMBERS, TWO SUBSTANTIALLY IDENTICAL STRANDS OF HIGH EXPLOSIVE-HIGH VELOCITY FUSE POSITIONED IN SPACED APART PARALLEL RELATIONSHIP AND PASSED THROUGH ALIGNED OPENINGS IN SAID BOTTOM AND TOP HOLDER MEMBERS, SAID STRANDS SNUGLY HELD BY SAID OPENINGS OF SAID MEMBERS, EACH OF SAID FUSES HAVING AN EXPLOSIVE POWER EQUIVALENT AT LEAST TO THAT OF 100 GRAINS PER FOOT PRIMACORD, THE TOP OF SAID STRANDS CONNECTED TO A COMMON INITIATOR, SAID STRANDS BEING SUBSTANTIALLY PARALLEL TO SAID RIGID VERTICAL SUPPORTING MEMBER OF SAID HOLDER AND SAID STRANDS BEING SPACED APART AT A DISTANCE OF FROM ABOUT 1/2 TO ABOUT 7/8 OF THE DIAMETER OF SAID WELL BORE, THE OVERALL LENGTH OF SAID APPARATUS BEING FROM ABOUT 6 TO ABOUT 24 INCHES, AND, A LINE ATTACHED TO SAID APPARATUS WHEREBY SAID APPARATUS IS LOWERED INTO SAID WELL BORE.