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Hydra-jet slotting tool
We claim: 1. Apparatus for controlling the rate of tool movement in a well casing, comprising: housing means having slip means thereon, said slip means adapted to engage ...
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Method and apparatus for forming a high velocity liquid abrasive jet
The invention provides a method and apparatus for producing high velocity, abrasive loaded, coherent streams of liquid. The invention maximizes abrasive particle exit ...
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Method of cutting and disassembling cylindrical structure
It is therefore, an object of the present invention to provide a method of cutting and disassembling a structure whereby a cylindrical structure made of reinforced ...
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Liquid abrasive cutting jet cartridge and method
The present invention represents a significant departure from the prevalent philosophy of accomplishing the convenient replacement of the more rapidly wearing components ...
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Roof vent support arrangement
Turning now to the drawing, attention is directed to FIG. 1 which illustrates a vent support arrangement which is constructed in accordance with the present invention ...
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Round pipe starter fitting
Conventionally, in the heating and air conditioning duct field various interdigitated flange sections must be cut and bent from those areas of a main duct wall defining ...
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Chimney covering
OF A PREFERRED EMBODIMENT OF THE INVENTION the chimney covering shown in FIG. 1 comprises a flashing generally designated 1, which is applicable in the same plane as a ...
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Asphalt shingle
The present invention involves a rectangular shingle sheet having a butt portion which is longitudinally divided into spaced apart tab segments and an undivided headlap ...
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Thermosensitive image transfer recording medium
OF THE PREFERRED EMBODIMENTS With reference to the accompanying drawings, the present invention will now be explained in more detail. FIG. 1 is a schematic cross-...
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Method of forming composite fiber blends and molding same
OF INVENTION The thermoplastic polymers which are useful in carrying out the instant invention constitute virtually any type of relatively high molecular weight ...
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