Portable oil heating unit

Claim 1

A PORTABLE VEHICLE MOUNTED, OIL HEATING FURNACE FOR HEATING OIL FOR THE TREATMENT OF OIL WELLS AND THE LIKE, WHICH FURNACE COMPRISES, (A) AN OUTER PLATE FORMING A HOUSING, (B) UPRIGHT BARS MOUNTED WITHIN SAID HOUSING AND BEING SECURED THERETO AT SPACED INTERVALS THEREALONG, (C) INSULATION MATERIAL POSITIONED BETWEEN SAID UPRIGHT BARS, (D) INNER PLATES REMOVABLY SECURED TO SAID UPRIGHT BARS WITHIN SAID HOUSING TO FORM A LINING FOR SAID HOUSING, (E) AN INWARDLY EXTENDING MEMBER MOUNTED ON THE LOWER SIDE OF SAID HOUSING NEAR EACH END THEREOF, (F) ELONGATED, HORIZONTALLY DISPOSED, APERTURED PLATES, OF GREATER WIDTH THAN THICKNESS, ARRANGED UPRIGHT ONE ABOVE THE OTHER TO FORM A FIRST PARTITION, (1) SAID PLATES HAVING THE APERTURES THEREOF FORMED TRANSVERSELY THROUGH THE THICKNESS THEREOF AND LYING IN SPACED APART HORIZONTAL PLANES, (G) A SECOND GROUP OF SIMILARLY ARRANGED, ELONGATED, HORIZONTALLY DISPOSED, APERTURED PLATES ARRANGED IN PARALLEL AND IN SIDE-BY-SIDE RELATION WITH RESPECT TO THE ELONGATED, HORIZONTALLY DISPOSED, APERTURED PLATES IN THE FIRST PARTITION AND FORMING A SECOND PARTITION, (1) A PORTION OF THE ELONGATED, HORIZONTALLY DISPOSED, APERTURED PLATES OF ONE PARTITION OVERLYING THE JUNCTURES OF THE PLATES OF THE ADJACENT PARTITION SO THE PLATES OF THE RESPECTIVE PARTITIONS ARE IN OVERLAPPING RELATION (1) ONE END OF SAID ELONGATED, TUBULAR HEATING TURES OF EACH PLATE OF ONE PARTITION WILL REGISTER WITH APERTURES OF ADJOINING PLATES OF THE ADJACENT PARTITION, (H) AN ELONGATED TUBULAR HEATING COIL, (1) ONE END OF SAID ELONGATED, TUBULAR HEATING COIL HAVING AN INLET PIPE CONNECTED THERETO, (2) THE OTHER END OF SAID ELONGATED, TUBULAR HEATING COIL HAVING AN OUTLET PIPE CONNECTED THERETO, (I) PAIRS OF SAID PARTITIONS AT EACH END OF SAID ELONGATED HEATING COIL, (J) SAID ELONGATED, TUBULAR HEATING COIL HAVING A MULTIPLICITY OF SCREW THREADED SUPPORT STUDS SECURED TO EACH END THEREOF, (1) EACH OF WHICH STUDS EXTENDS THROUGH APERTURES, IN ADJACENT PARTITIONS OF THE RESPECTIVE PAIRS, WHICH ARE IN REGISTER, (K) SCREW THREADED NUTS DETACHABLY SECURING SAID SCREW THREADED SUPPORT STUDS ON EACH END OF SAID COIL TO SAID RESPECTIVE PAIRS OF UPRIGHT PARTITIONS, (1) SAID RESPECTIVE PAIRS OF SAID PARTITIONS HAVING THE ELONGATED, TUBULAR HEATING COIL SUPPORTED THEREBETWEEN, WHICH RESPECTIVE PAIRS OF PARTITIONS ARE SUPPORTED ON SAID RESPECTIVE INWARDLY EXTENDING MEMBERS, (L) A BURNER POSITIONED WITHIN SAID HOUSING BELOW SAID ELONGATED TUBULAR HEATING COIL TO TO PRODUCE HEAT WITHIN SAID HOUSING, (M) A COVER MOUNTED ON SAID HOUSING, AND (1) SAID COVER HAVING A VENT FORMED THEREIN.