| Patent Number |
Title Of Patent |
Date Issued |
| 4691729 |
Reverse-buckling rupture disk with replaceable disk and blade |
September 8, 1987 |
| A reverse-buckling rupture disk assembly provides a cylindrical housing having a bore for conveying flow through the housing. Removably mounted within the housing is a frangible concave-convex disk which is connected along its peripheral edge to the housing so as to form a closure to the |
| 4655070 |
Scored concave-convex rupture disk and method of manufacture |
April 7, 1987 |
| The present invention relates to methods of manufacturing scored concave-convex rupture disks wherein the disks are score after forming on the convex side, away from the pressure vessel or "process" of which the disk controls pressure so that product cannot build-up in the score and |
| 4301938 |
Safety pressure relief device |
November 24, 1981 |
| A safety pressure relief device is provided for the venting of fluid pressure between first and second pressure zones. The relief device includes a first rupture disk having flexible sealing membrane located on one side thereof, and a knife means located on the other side of the first |
| 4278181 |
Safety pressure relief device |
July 14, 1981 |
| A safety pressure relief device is provided for the venting of fluid pressure between first and second pressure zones. The relief device includes a first rupture disk having a flexible sealing membrane located on one side thereof, and a knife means located on the other side of the fi |
| 4269214 |
Safety pressure relief device |
May 26, 1981 |
| A safety pressure relief device including a rupture disk having a concave-convex portion and a radially outer flange portion joined by a curved transition connection. An improved knife means is located adjacent the concave side of said rupture disk, said knife means including a radia |
| 4236648 |
Safety pressure relief apparatus |
December 2, 1980 |
| The present invention relates to a safety pressure relief apparatus comprised of a reverse buckling rupture disk having a concave-convex portion connected to an annular flat flange portion by a curved transition connection and a support member having an annular flat flange portion for |
