A liner assembly adapted to line a valve body of a control valve comprises a sleeve, a liner, and a retainer. The sleeve has an inner surface and an outer surface. The inner surface defines a bore. The outer surface is adapted to be disposed in engagement with the outlet of the control valve. The li
A liner assembly adapted to line a valve body of a control valve comprises a sleeve, a liner, and a retainer. The sleeve has an inner surface and an outer surface. The inner surface defines a bore. The outer surface is adapted to be disposed in engagement with the outlet of the control valve. The liner is slidably disposed within the bore of the sleeve. The retainer is in engagement with the liner to removably secure the liner within the sleeve.
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1. A liner assembly adapted to line a valve body of a control valve, the assembly comprising: a sleeve having a inner surface defining a bore and adapted to be disposed within a portion of the valve body;a liner slidably disposed within the bore of the sleeve, wherein the liner comprises a plurality
1. A liner assembly adapted to line a valve body of a control valve, the assembly comprising: a sleeve having a inner surface defining a bore and adapted to be disposed within a portion of the valve body;a liner slidably disposed within the bore of the sleeve, wherein the liner comprises a plurality of liner components, wherein the plurality of liner components includes a first liner component, a second liner component, and a third liner component, wherein the second liner component interlockingly stacks upon the first liner component and the third liner component interlockingly stacks upon the second liner component; anda retainer in engagement with the liner to removably secure the liner within the sleeve. 2. The liner assembly of claim 1, wherein the plurality of liner components are stacked in an axial direction of the sleeve. 3. The liner assembly of claim 1, wherein the sleeve further comprises an engagement surface extending inward of the inner surface of the sleeve in a radial direction of the sleeve, the engagement surface in engagement with the liner. 4. The liner assembly of claim 1, wherein the retainer comprises a retaining ring in engagement with an axial end portion of the sleeve and an axial end portion of the liner, wherein the retaining ring comprises a threaded portion in threaded engagement with the axial end portion of the sleeve. 5. The liner assembly of claim 1, wherein the sleeve comprises a first shoulder and the liner comprises a second shoulder, the second shoulder in engagement with the first shoulder in an axial direction of the sleeve. 6. The liner assembly of claim 5, wherein the first shoulder is disposed between opposing axial end portions of the sleeve and the second shoulder is disposed between opposing axial end portions of the liner. 7. The liner assembly of claim 5, wherein the first shoulder (sleeve) is disposed adjacent an axial end portion of the sleeve and the second shoulder is disposed adjacent an axial end portion of the liner. 8. The liner assembly of claim 1, wherein the liner comprises a ceramic liner. 9. A control valve, comprising: a valve body comprising an inlet, an outlet, and a flow path disposed between the inlet and the outlet;a control element disposed within the valve body and adapted to control the flow of a fluid through the flow path;a sleeve comprising an inner surface and an outer surface, the outer surface in engagement with the outlet of the valve body;a liner removably disposed within the sleeve, wherein the liner comprises a plurality of liner components, wherein the plurality of liner components includes a first liner component, a second liner component, and a third liner component, wherein the second liner component interlockingly stacks upon the first liner component and the third liner component interlockingly stacks upon the second liner component; anda retainer in engagement with the liner to removably secure the liner within the sleeve. 10. The control valve of claim 9, wherein the plurality of liner components are stacked in an axial direction of the sleeve. 11. The control valve of claim 9, wherein the sleeve comprises a first shoulder and the liner comprises a second shoulder, the second shoulder in engagement with the first shoulder in an axial direction of the sleeve. 12. The control valve of claim 11, wherein the first shoulder is disposed between opposing axial end portions of the sleeve and the second shoulder is disposed between opposing axial end portions of the liner. 13. The control valve of claim 11, wherein the first shoulder (sleeve) is disposed adjacent an axial end portion of the sleeve and the second shoulder is disposed adjacent an axial end portion of the liner. 14. The control valve of claim 9, wherein the liner comprises a ceramic liner. 15. A method of removably installing a device for protecting an outlet portion of a valve body of a control valve, the method comprising: inserting a liner into a sleeve such that a first engagement surface carried by the sleeve is engaged by a second engagement surface carried by the liner, wherein inserting the liner into the sleeve comprises inserting a plurality of ceramic liner components into the sleeve in a stacked manner, wherein the plurality of liner components includes a first liner component, a second liner component, and a third liner component, wherein the second liner component interlockingly stacks upon the first liner component and the third liner component interlockingly stacks upon the second liner component;removably securing a retention ring to a portion of the sleeve and in engagement with the liner; andinserting the sleeve containing the liner into the outlet portion of the valve body. 16. The method of claim 15, wherein removably securing a retention ring to a portion of the sleeve comprises threading the retention ring into a threaded portion of the sleeve.
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이 특허에 인용된 특허 (12)
Domangue Kenneth J. (Houma LA), Adjustable well choke mechanism.
von Schwerdtner Otto (Muehlheim DEX) Judith Hans (Muehlheim DEX), Flow control valve, especially for use in controlling the operation of steam turbines.
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