Crucible stands and bases, melting dishes, annealing cup covers, cupels, roasting dishes and scorifiers, stirrers, plungers, skimmers, slag removal tools, siphon blocks, launders, tundishes, distribution boxes, metal casting moulds, submerged entry nozzles, stoppers all for use in the melting and handling of metal; furnaces; furnace tubes, shaped refractory fittings for furnaces; anchors for affixing tiles and for supporting thermal insulation in furnaces and the like high-temperature utilising apparatus; electric heating elements and supports thereof for furnaces and other high-temperature utilising apparatus; gas burner plaques; gas-fired radiant heating elements; burner nozzles for gas and oil fired furnaces; artificial coals and logs for domestic gas fires; crucibles, crucible lids and covers, annealing cups, muffle rings, ladles, ladle bowls, ladle shrouds, ladle liners and muffles

Insulating fibres in bulk form and in the form of blankets, modules, boards, mats, gaskets, yarns, ropes, cloth, paper, felt, strips, logs, mesh enclosed rounds, sheets, blocks, curtains, tapes, tubes, rope, cord and threads; insulating fibres in blanket form laminated on one or both sides with metal foil; mastic and moulded insulating shapes; refractory monolithics; insulating fibre modules; millboards and rollboards; linings for furnaces and kilns and the like high-temperature utilising apparatus; pre-fired refractory shapes; insulating foam; furnace and boiler insulation; banding, tape, mesh and clips made of fibreglass; sealants for joints; insulation blocks and bricks made wholly or primarily of vermiculite and clay; vermiculite in granular form for use as insulation

Insulating bricks, tiles, construction blocks and modules; firebricks; refractory cast, castable, mouldable and gunnable compositions and cements in powder, plastic and granular forms; mortars and refractory tubes and non-metallic pipes; modelling clay

Insulating fibres in bulk form and in the form of blankets, modules, boards, mats, gaskets, yarns, ropes, cloth, paper, felt, strips, logs, mesh enclosed rounds, sheets, blocks, curtains, tapes, tubes, ropes, cord and threads; insulating fibres in blanket form laminated on one or both sides with metal foil; mastic and moulded insulating shapes; refractory monolithics; insulating fibre modules; millboards and rollboards; linings for furnaces and kilns and the like high-temperature utilising apparatus; pre-fired refractory shapes; insulating foam; furnace and boiler insulation; banding, tape, mesh and clips made of fibreglass; sealants for joints; insulation blocks and bricks made wholly or primarily of vermiculite and clay; vermiculite in granular form for use as insulation

Crucibles, crucible lids and covers, crucible stands and bases, muffles and muffle rings, melting dishes, annealing cups, annealing cup covers, cupels, roasting dishes and scorifiers, stirrers, plungers, ladles, ladle bowls, ladle liners, skimmers, slag removal tools, siphon blocks, launders, tundishes, distribution boxes, metal casting moulds, submerged entry nozzles, ladle shrouds and stoppers all for use in the melting and handling of metal; furnaces; furnace tubes; shaped refractory fittings for furnaces; anchors for affixing tiles and for supporting thermal insulation in furnaces and the like high-temperature utilising apparatus; electric heating elements and supports thereof for furnaces and other high-temperature utilising apparatus; gas burner plaques; gas-fired radiant heating elements; burner nozzles for gas and oil fired furnaces; artificial coals and logs for domestic gas fires