Porous laminated sheet
Patent 4004056 Issued on January 18, 1977. Estimated Expiration Date: 
January 18, 1994. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
January 18, 1994. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3584972 3606572 3606573 3620643 3672787 3719365 3732031 3864199 3925983 InventorAssigneeApplicationNo. 598963 filed on 07/24/1975US Classes:428/593, Honeycomb, or with grain orientation or elongated elements in defined angular relationship in respective components (e.g., parallel, inter- secting, etc.)416/231R, Apertured or permeable428/138, Including nonapertured component428/596, Having aperture or cut428/600, Having variation in thickness431/352, Axial perforations along combustion tube431/353, Tubular member delineates flame60/754PorousExaminersPrimary: Croyle, Carlton R.Assistant: Garrett, Robert E. Attorney, Agent or FirmAbstractA porous laminated sheet adapted to be cooled by air flowing through the sheet from a rear face to a front face and to discharge the air through outlets in the front face at an angle to the normal to the surface. It is particularly adapted for use as a wall of a combustion liner. The sheet has a front layer with grooves leading to outlets from the front layer and has a rear layer defining channels from the exposed face of the rear layer into the grooves. | |
