151849 ⎘
Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings Means for facilitating the removal of the packing
BEARING EXTRACTION FROM A STUFFING BOX OF A ROTARY MECHANICAL DEVICE
#2BEARING EXTRACTION FROM A STUFFING BOX F A ROTARY MECHANICAL DEVICE
#3SEQUENTIAL RETRIEVAL MECHANISM FOR BI-DIRECTIONAL WELLHEAD ANNULUS PACKOFF
#4Sequential retrieval mechanism for bi-directional wellhead annulus packoff
#5Valve with exchangeable packing seal cartridge
#6Expansion chamber for progressive sealing system
#7Bearing extraction from a stuffing box of a rotary mechanical device
#8Methods and apparatus to install valve packing components
#9Damage tolerant casing hanger seal
#10Seal-bearing assembly
#11Device for mounting and removing valve packing and method thereof
#12DAMAGE TOLERANT CASING HANGER SEAL
#13Two-piece sealing device
#14Mechanical packing system
#15Packing assembly for reciprocating pumps
#16Externally mountable spiral adaptor
#17Two-piece sealing device
#18Externally mountable spiral adaptor
#19Unloading method