slot 114 once sheared the spring 116 extends the dogs fully along past the protuberance which allows the dogs to collapse so that the pulling tool can be pulled from the tubular as is well understood by those of ordinary skill in the art the fig9 and 11 show the sequence of placement of the screen 2 and retrieval of the screen 2 more particularly fig9 depicts a derrick 160 in place over a tubular string disposed within a well bore the screen 2 with the pinned flange 40 may be placed within the box end of a tubular member by a worker located in the monkey bars 162 of the derrick 160 the kelly or top drive seen generally at 164 will be operatively attached to the tubular members so that the drilling of a bore hole with the drilling bit 166 may proceed as will be readily understood by those of ordinary skill in the art associated with the drilling bit 166 will be a bottom hole assembly 168 the bottom hole assembly may contain electrical and microprocessor components embedded within tools such as measurement while drilling assemblies as noted earlier the screen 2 will filter out certain sized debris from the fluid the worker will place the screen 2 within the seat of the box end of the tubing the top.