of the plug is known no further discussion thereof is necessary referring to fig5 the downhole end of liner 10 is illustrated in assembled form with a coring assembly so that the unique support therefore may be appreciated one of ordinary skill in the art will recognize the top end of inner barrel shoe 24 as it is similar to the prior art the distinction between this component and its cousin in the prior art is that top end inner barrel shoe 24 has been bored out to create a liner receiver 26 one of skill in the art will note that top end inner barrel shoes of the art do not receive the liner rather the liner stops at the thread 28 of the inner barrel 30 in this embodiment and in order to provide additional support for the liner 10 and also an easy way to remove the liner from the coring assembly the liner 10 is extended in overall length and the receiver 26 provided to receive that extended length clearance 32 is about 1 16 inch around the outside dimension of the liner for support and to take into consideration thermal expansion of the components at depth the extended length of the liner 10 assists in disassembly.