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| Number | Title | Issue Date |
| 3957087 | Pin and truss cylinder construction A strong modular cylinder is made to a selected length by using rods through rings and spacers to tension the cylinder and helical truss rods to give further strength. The ring configuration provides a large open area which can be compartmented for adapta... | 05/18/1976 |
| 3954421 | Alloys for high creep applications There is disclosed a ferritic alloy having a high creep resistance particularly suitable for use in the castings, the welding material, and welds of the casings and conductors of apparatus operating at high temperatures, typically steam turbines operating... | 05/04/1976 |
| 3952370 | Loading tube sleeve for use with an encasing machine A loading tube sleeve for use with an encasing machine having a stuffing tube is disclosed herein together with the method of preparing the natural casings so that they may be inserted into the machine. The sleeve comprises an elongated hollow member form... | 04/27/1976 |
| 3951175 | External internal channels in glass tubing A method for forming integral internal channels defined by a wall with an annular cross-section inside high softening temperature glass tubing is described. In particular, a reduced pressure is provided inside a rotating tube with heating outside which so... | 04/20/1976 |
| 3948293 | Hose construction and utilization A hose has an extruded tube formed of a blend of polyethylene and butyl rubber, a braided external reinforcement layer and a film applied by coating to unify and give dimensional stability to the elements of the cover. The hose is used in LP gas installat... | 04/06/1976 |
| 3948291 | Stiffening device A stiffening device for filter hoses of square crosssection includes two substantially identically shaped wires or strips. Each wire or strip is bent along a single plane repeatedly substantially at right angles to each other to form a zig-zag configurati... | 04/06/1976 |
| 3946905 | Collapsible plastic tubes A collapsible plastic tube comprising a laminate of an inner ply and an outer ply, the inner ply being a heat flowable nonoriented thermoplastic polymer and the outer ply being a heat flowable, oriented, shrunk thermoplastic polymer.... | 03/30/1976 |
| 3945795 | Means for preventing damage to jacketed flexible pumping strand Damage due to rupture or ballooning of the plastic jacket on a flexible pumping strand due to filling of the well with gas is prevented by providing an assembly including a preset pressure release valve in the lower portions of the strand to quickly relea... | 03/23/1976 |
| 3941160 | Interlocking ceramic tile for covering an insulated water cooled pipe structure The invention relates to a preburned ceramic refractory covering for a water cooled metallic pipe forming a structural portion of a furnace. The pipe is covered by a layer of fibrous insulating material where the refractory covering is formed by interlock... | 03/02/1976 |
| 3939875 | Permeable flexible plastic tubing Flexible tubing, particularly suitable for irrigation purposes, consists of a plurality of superposed, elongated, flexible strips, heat sealed along their longitudinal edges and is substantially flat when empty. At least one of said strips is thermoplasti... | 02/24/1976 |
| 3934616 | Telescopic structure A telescopic structure comprises an inner and an outer member telescopic relative to each other, and means for supporting and/or guiding one member relative to the other member, comprising a pair of wheels mounted on each member and positioned between the... | 01/27/1976 |
| 3934618 | Jacketed pipe assembly formed of corrugated metal tubes A jacketed pipe assembly of inner and outer tubular members including respective inner and outer corrugated metal tubes arranged in spaced relationship to define therebetween a fluid-circulating chamber adapted for the circulation therethrough of a temper... | 01/27/1976 |
| 3934617 | Corrugated jacketed pipe assembly having vented enclosures for connecting welds A jacketed pipe assembly of inner and outer tubular members having respective inner and outer corrugated metal tubes arranged in spaced relationship to define therebetween a fluid-circulating chamber adapted for the circulation therethrough of a temperatu... | 01/27/1976 |
| 3934614 | Energy dissipator ring Prefabricated rings comprising several arcuate sections and an expansion device are installed and frictionally retained in an inclined water conduit so as to dissipate the energy of the water descending therein, thereby slowing it to a velocity at which c... | 01/27/1976 |
| 3930377 | Ice transport system A conduit structure for use in an ice transport system consisting of a plurality of individual conduit members, the adjacent ends of which are interconnected by conduit couplings, the conduit structure being of the one-piece uniform cross-section construc... | 01/06/1976 |
