Method of erecting hydrocarbon conversion apparatus

Claim 1

THE METHOD OF ERECTING A SIMPLIFIED MOVING BED CRACKING SYSTEM WHICH COMPRISES ERECTING A WELL DERRICK COMPRISED OF FRAME MEANS DEFINING A SPACE OF A CROSS SECTIONAL AREA THAT DECREASES WITH HEIGHT, ATTACHING A GIN POLE TO THE TOP OF THE DERRICK, ATTACHING A HOOK TO THE GIN POLE, ATTACHING SUBSTANTIALLY HORIZONTAL SUPPORTING MEANS TO THE DERRICK IN THE LOWER SECTION THEREOF ADAPTED TO SUPPORT A FIRST VESSEL, STIFF-LEGGING AT LEAST ONE OF THE LEGS OF THE DERRICK UP TO THE LEVEL OF SAID HORIZONTAL SUPPORTING MEANS, INTRODUCING A FIRST PREFABRICATED VESSEL THROUGH ONE OF SAID FRAMES NEAR THE BOTTOM THEREOF, HOISTING SAID FIRST VESSEL WITHIN THE DERRICK TO SAID HORIZONTAL SUPPORTING MEANS BY MEANS OF RIGGING ATTACHED TO SAID HOOK, SUPPORTING SAID FIRST VESSEL FROM SAID SUPPORTING MEANS IN ONE CORNER OF THE DERRICK, ATTACHING A SECOND SUBSTANTIALLY HORIZONTAL SUPPORTING MEANS TO THE DERRICK IN THE LOWER SECTION THEREOF ADAPTED TO SUPPORT A SECOND VESSEL, SIMILARLY INTRODUCING AND HOISTING SAID SECOND VESSEL WITHIN THE DERRICK TO SAID SECOND HORIZONTAL SUPPORT MEANS BY MEANS OF RIGGING ATTACHED TO SAID HOOK, SUPPORTING SAID SECOND VESSEL FROM SAID HORIZONTAL SUPPORT MEANS IN THE SAME CORNER OF THE DERRICK AS THE FIRST VESSEL AT A LEVEL BELOW THE FIRST VESSEL, LOCATING A LIFT POT AT THE BOTTOM OF THE DERRICK IN A CENTRAL LOCATION, BUILDING A LIFT PIPE FROM PREFABRICATED SECTIONS UPWARDLY FROM THE LIFT POT TO A LOCATION AT THE TOP OF THE DERRICK, CONNECTING THE BOTTOM OF SAID FIRST VESSEL AND THE TOP OF THE SECOND VESSEL WITH A COMMUNICATING CONDUIT, CONNECTING THE BOTTOM OF THE SECOND VESSEL AND THE LIFT POT WITH A COMMUNICATING CONDUIT, BUILDING A GRAVITY FEED LEG ABOVE THE FIRST VESSEL TO A LOCATION NEAR THE TOP OF THE DERRICK, HOISTING A PREFABRICATED SEPARATOR INTO POSITION AT THE TOP OF THE DERRICK, ATTACHING SAID SEPARATOR TO THE TOP OF THE DERRICK AND CONNECTING THE LIFT PIPE AND FEED LEG TO THE BOTTOM OF THE SEPARATOR.