Gasketing material

Claim 1

A GASKET MATERIAL COMPRISING: A RESILIENT METALLIC CORE HAVING AN EFFECTIVE THICKNESS OF AT LEAST THREE TIMES THE THICKNESS OF THE METAL FROM WHICH IT IS MADE, SAID CORE HAVING 400 GENERALLY PYRAMIDAL SOCKETS INDENTED INTO EACH SQUARE INCH OF ITS OBVERSE FACE, WHICH SOCKETS ARE UNIFORMLY SPACED APART IN UNIFORMLY SPACED APART ROWS THAT EXTEND LONGITUDINALLY AND TRANSVERSELY OF THE CORE, THE WALLS OF SAID SOCKETS FORMING PROJECTIONS RISING OUT OF THE REVERSE FACE OF THE CORE, SAID CORE ALSO HAVING 400 GENERALLY PYRAMIDAL SOCKETS INDENTED INTO EACH SQUARE INCH OF ITS REVERSE FACE, WHICH SOCKETS ARE UNIFORMLY SPACED APART IN UNIFORMLY SPACED APART ROWS THAT EXTEND LONGITUDINALLY AND TRANSVERSELY OF THE CORE AND ARE LOCATED MIDWAY BETWEEN THE ADJACENT ROWS AND SOCKETS IN THE OBVERSE FACE, THE WALLS OF SAID REVERSE FACE SOCKETS FORMING PROJECTIONS RISING OUT OF THE OBVERSE FACE OF THE CORE, EACH OF THE FOUR CORNERS OF THE SOCKETS IN EACH FACE OF THE CORE REGISTERING WITH AND EXTENDING INTO A CORNER OF A PROJECTION RISING OUT OF THAT FACE, SAID PROJECTIONS AUGMENTINT THE EFFECTIVE DEPTH OF THE SOCKETS TO FORM 400 POCKETS PER SQUARE INCH IN EACH FACE OF THE CORE; AND A SHEET OF RESILIENT FACING MATERIAL BONDED TO EACH FACE OF THE CORE, WHICH MATERIAL FILLS THE POCKETS THEREIN, ENCOMPASSES THE PROJECTIONS RISING OUT OF THAT FACE AND EXTENDS OVER THE APEXES OF THOSE PROJECTIONS, SAID FACING MATERIAL COMPRISING ASBESTORS FIBERS BOUND TOGETHER BY A READILY DEFORMABLE SYNTHETIC RUBBER BINDER.