A high strength vacuum melted ferrous alloy having enhanced fracture toughness comprising not more than about 0.01% by weight sulfur, not more than about 0.1% manganese, and titanium in an amount in atomic percent of not less than about twice the atomic percentage of sulfur present in the alloy. Other detailed limits of titanium, zirconium, and niobium are also disclosed.

A telephone booth enclosure which has arcuate vertical walls which can contain advertising material. The arcuate vertical walls have an inside sidewall made of perforated stainless sheet, an outside sidewall made of transparent material and an interposed fiberglass material. The vertical walls have front, rear, top and bottom edge walls, the front edge wall being a removable aluminum extrusion. The advertising material is placed in the vertical wall by first removing the front edge wall and then...

The specification discloses pollution control equipment for pollution generating industrial processes. A containment structure confines pollutants within the structure from which they are removed by cleaning equipment. An absorption refrigeration system removes heat from containment structure for co-generation.

A continuous casting slab cutting apparatus is disclosed. The apparatus permits a slab to be cut from a strand of continuous casting using a synchronized strand cutting machine. A slab roller table having a set of slab rollers is positioned such that as the strand cutting machine passes over the moving strand, the cutting burner is never positioned over any of the slab rollers. Also disclosed is a system for containing and removing smoke and other gases generated by the cutting process from the ...

A system for producing accounting statements. A standard category code listing is developed and entered into a computer data bank. Data are entered from blank statements and check book entries in accordance with the standard category code listing, and accounting statements are printed.

A cam shaft in which a shaft member is formed by drawing a length of tubing over a mandrel and through a die. A second length of tubing is drawn to a larger diameter and is then shaped to form cam members which are attached to the shaft member. Circular journal members may be formed in the same manner and attached to the shaft member.

A suitcase having a pull handle. The pull handle is rotatably affixed to the suitcase with a bracket element to assist the user of the suitcase in pulling same across a flat surface with substantially no fishtailing.

A method and apparatus for conducting exploratory procedures is disclosed. The apparatus includes a flexible steerable device which may alternately be stiffened along its entire length or a portion thereof and relaxed in order to effect movement of the device through a subject, such as the gut of a patient. The apparatus preferably comprises a pair of concentric conduits and is used by inserting the device into the subject, at least one of the concentric conduits being stiffenable. One of the co...

An advertisement display device for use on the handle of a shopping cart is provided. The device has a versatile display area on which a set of inner advertisement frames and one larger, outer advertisement frame are located. Advertisement sheets may be removably mounted in the frames. Fastening members are provided for clamping the multipiece device onto the handle of an existing shopping cart without disturbing the handle.

A ceramic cover for a cooking stove element is in the form of a flat plate with a depending skirt which closely surrounds the heating element. A suitable composition includes about 40% clay, 25% talc, 35% lignite and small amounts of lignite residue and dextrin.