The present invention provides a process for making cold box core in a cold box core shooter machine. The process having steps of, mixing the sand with resin and activators in a predefined proportion. Thereafter, shooting the mixed sand at high pressure in a core box on a core shooter machine. further, filing the sh...
SEAT ASSEMBLY FOR SPRING LOADED GATE VALVE
Abstract
Disclosed is a seat assembly (70) for a spring loaded gate valve (100). The seat assembly (70) comprises a poly tetra fluoro ethylene (PTFE) insert (60) and a bonded elastomer (62). The PTFE insert (60) acts as a primary seal for high pressure sealing and the...
IN-SITU SPRING LOADED SEAT REPLACEMENT DEVICE
Abstract
Disclosed is an in-situ spring loaded seat replacement device (100). The seat replacement device (100) is used for in line maintenance of a slab gate valve (50). The seat replacement device (100) is used to remove the spring loaded seats (6) from the slab ...
HYDRAULIC MARINE GEARBOX WITH INTEGRATED NEUTRAL GEAR BRAKE SYSTEM
The present invention relates to a hydraulic marine gearbox with an integrated neutral gear brake system, designed to prevent unintended propeller rotation when the gearbox is in neutral gear. The invention comprises a gearbox casing that houses mult...