US2019360594A1PendingUtilityA1

Kerros or Layered Non-Conductive Ringed Sealing Pancake Gasket Assembly

Assignee: AOI ADVANCED OILFIELD INNOVATIONS INCPriority: Jun 30, 2014Filed: Jun 13, 2019Published: Nov 28, 2019
Est. expiryJun 30, 2034(~7.9 yrs left)· nominal 20-yr term from priority
F16L 15/003F16J 15/106F16J 15/122F16J 15/102F16J 15/108
58
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Claims

Abstract

A non-conductive multi-layered ringed sealing gasket for mating pipe joints along a piping assembly comprising at least two mutually joined ring-shaped bodies. The ringed sealing gasket can be comprised of a metal and the bottom gasket section is separated from the top gasket section by an inner portion that is comprised of one or more non-conductive materials that are ductile but do not flow during dynamic motion and forces associated with the motion of the pipe joints wherein at least one layer of the inner portion includes rings with toroidal wrapped fibers having voids filled with adhesives such that shear forces occurring during movement of the piping assembly are distributed predominantly in the tensile direction along the axial length of the fibers, thereby eliminating cracking of the gasket under excessive loads.

Claims

exact text as granted — not AI-modified
1 . A method of using a non-conductive ringed sealing gasket for mating one or more pipe joints along one or more piping assemblies comprising:
 having at least two mutually joined ring-shaped bodies, said bodies each with a top surface portion, a top gasket section bonded with, adhered to, or part of said top surface portion, a bottom surface portion, and a bottom gasket section bonded with, adhered to, or part of said bottom surface portion wherein said bottom surface portion of one of said bodies is being mated to a top surface portion of another of said bodies forming multi-layers;   whereby;   said at least two mutually joined ringed-shaped bodies in combination comprise a ringed sealing gasket so that said top and bottom gasket section along with said top and bottom surface portion have equal dimensioned outer diameters with a total thickness no greater than the diameter of said piping assembly in each pipe-joint half mated by said gasket;   and wherein said top and bottom gasket section of said ringed sealing gasket can be comprised of a metal or a non-metal such as a ceramic or ceramer and wherein said top and bottom gasket section is separated by an inner portion that is comprised of one or more materials that can be either conductive or non-conductive and wherein said materials being in combination with a top and bottom surface of said inner portion are ductile but do not flow during moving of said piping assembly causing dynamic motion and forces associated with said motion of said one or more pipe joints;   and wherein adapting said sealing ring for pressure-tight joining of pipe elements is exhibiting full metal ductility withstanding compressive, tensile, shear and/or torsional forces greater than or equal to that of dynamic compressive, tensile, shear and/or torsional strength of said one or more pipe joints by;   placing and attaching said ringed sealing gasket within said one or more pipe joints and;   mating each of the pipe-joint halves into a single joint thereby sealing said joint.   
     
     
         2 . The method of  claim 1 , wherein at least one layer includes said inner portion with continuous toroidal axially and radially wrapped polyamide fibers having voids filled with ceramic-filled epoxides such that shear forces occurring during movement of said piping assemblies are distributed predominantly radially along the axial length of said polyamide fibers, thereby forcing said fibers to distribute load in the tensile direction and eliminating cracking of said gasket. 
     
     
         3 . The method of  claim 1 , wherein at least one layer includes said inner portion with continuous toroidal axially and radially wrapped fibers having voids filled with adhesives such that shear forces occurring during movement of said piping assemblies are distributed predominantly radially along the axial length of said polyamide fibers, thereby forcing said fibers to distribute load in the tensile direction and eliminating cracking of said gasket. 
     
     
         4 . The method of  claim 1 , wherein at least one layer includes said inner portion that is wrapped in a toroidal pattern with a prepreg filled with said adhesives, wherein said adhesives are epoxides, and wherein said prepreg or fabric is manufactured from the group consisting of fibers or films of polyamides, polyimides, polyamideimides, polybenzimidizoles, polyesters, fiberglass and biopolymers. 
     
     
         5 . The method of  claim 4 , wherein said epoxides are filled with at least one of the group consisting of: fibers, films, or particles of; ceramics, ceramers, tungsten carbide, silicon carbide, silica including silane bonding agents, silicone polymers, E-glass, polybenzimidizoles, polyetheretherketones, polysulfones, polyetherimides, and fluoropolymers. 
     
     
         6 . The method of  claim 2 , wherein at least one layer exists within said inner portion that is covered but not wrapped around with a woven or non-woven polyamide cloth having voids either pre-filled or post-filled with said epoxides. 
     
     
         7 . The method of  claim 6 , wherein at least one layer exists within said inner portion that is covered by filament wound polyamide fibers having voids either pre-filled or post-filled with said epoxides. 
     
     
         8 . The gasket of  claim 1 , wherein said filament can also be spun wound and bonded onto a cylindrical shaped core that is cut into sections with a thickness corresponding to a width of said sections or prepared as spun bonded wet piping or spun bonded nonwovens wherein a thickness of said gasket is determined by one or more cuts of said sections. 
     
     
         9 . The gasket of  claim 1 , wherein said polyamide is Kevlar®. 
     
     
         10 . The method of  claim 1 , wherein said inner portion comprises a single non-conductive homogenous or non-homogeneous material layer. 
     
     
         11 . (canceled) 
     
     
         12 . The method of  claim 1 , wherein said inner portion comprises a single conductive homogenous or non-conductive material layer. 
     
     
         13 . (canceled) 
     
     
         14 . The method of  claim 1 , wherein said total thickness is no greater than the diameter of a sealing groove in each half pipe-joint creating a full joint when mated by said gasket, wherein said sealing groove is located between two sections of said piping assembly. 
     
     
         15 . The method of  claim 1 , wherein said top and bottom gasket section and said inner portion of said gasket are comprised of one or more non-conductive organic or inorganic materials. 
     
     
         16 . (canceled) 
     
     
         17 . The method of  claim 1 , wherein said top and bottom gasket section is configured such that the outer dimensions of at least said top and bottom surface portion exceeds that of said inner portion of said gasket. 
     
     
         18 . The method of  claim 1 , wherein said top and bottom gasket section is beveled along at least one outer edge of said top and/or bottom gasket section. 
     
     
         19 . The method of  claim 1 , wherein said top and bottom gasket section are compressed toward each other; both upon mating with and insertion within at least two sections of said piping assembly while said piping assembly is either at rest or in motion. 
     
     
         20 . The method of  claim 1 , wherein said non-conductive materials are anodized metal oxide(s) formed from a metal or metal alloy, the anodization of which can be established by treating said top and bottom surface metal portion of said gasket. 
     
     
         21 . The method of  claim 1 , wherein said anodized metal oxide(s) are formed by anodized spraying, plasma etching, and/or oxidation exposure techniques of top and bottom metal gasket sections. 
     
     
         22 . The gasket of  claim 15 , wherein said non-conductive materials comprise one or more layers of a ceramic or an inorganic composite material that includes a ceramer. 
     
     
         23 . The method of  claim 1 , wherein said inner portion is comprised of only insulated metal rings. 
     
     
         24 . The method of  claim 1 , wherein said sealing ring with said top and bottom gasket section along with said top and bottom surface portion include at least one diameter having dimensions greater than said inner portion of said sealing ring. 
     
     
         25 - 45 . (canceled)

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