Filter assembly for metallic and intermetallic tube filters

Patent · Mon Jan 01 00:00:00 EST 2001

OSTI ID:873926

Alvin, Mary Anne ^[1]; Lippert, Thomas E ^[2]; Bruck, Gerald J ^[3]; Smeltzer, Eugene E ^[4]

---

1. 113 Lehr Ave., Pittsburgh, PA 15223
2. 3205 Cambridge Rd., Murrysville, PA 15668
3. 4469 Sardis Rd., Murrysville, PA 15668
4. R.D. 7, Box 267-I, Italy Rd., Export, PA 15632-9621

A filter assembly (60) for holding a filter element (28) within a hot gas cleanup system pressure vessel is provided, containing: a filter housing (62), said filter housing having a certain axial length and having a peripheral sidewall, said sidewall defining an interior chamber (66); a one piece, all metal, fail-safe/regenerator device (68) within the interior chamber (66) of the filter housing (62) and/or extending beyond the axial length of the filter housing, said device containing an outward extending radial flange (71) within the filter housing for seating an essential seal (70), the device also having heat transfer media (72) disposed inside and screens (80) for particulate removal; one compliant gasket (70) positioned next to and above the outward extending radial flange of the fail-safe/regenerator device; and a porous metallic corrosion resistant superalloy type filter element body welded at the bottom of the metal fail-safe/regenerator device.

• Research Organization: SIEMENS WESTINGHOUSE PWR CORP
• DOE Contract Number: AC26-98FT40002
• Assignee: Alvin, Mary Anne (113 Lehr Ave., Pittsburgh, PA 15223);Lippert, Thomas E. (3205 Cambridge Rd., Murrysville, PA 15668);Bruck, Gerald J. (4469 Sardis Rd., Murrysville, PA 15668);Smeltzer, Eugene E. (R.D. 7, Box 267-I, Italy Rd., Export, PA 15632-9621)
• Patent Number(s): US 6273925
• OSTI ID: 873926
• Country of Publication: United States
• Language: English

Related Subjects

filter
assembly
metallic
intermetallic
tube
filters
60
holding
element
28
hot
gas
cleanup
pressure
vessel
provided
containing
housing
62
axial
length
peripheral
sidewall
defining
interior
chamber
66
piece
metal
fail-safe
regenerator
device
68
extending
outward
radial
flange
71
seating
essential
seal
70
heat
transfer
media
72
disposed
inside
screens
80
particulate
removal
compliant
gasket
positioned
porous
corrosion
resistant
superalloy
type
welded
bottom
particulate removal
axial length
metallic tube
gas cleanup
device containing
porous metal
corrosion resistant
filter element
pressure vessel
heat transfer
hot gas
interior chamber
filter housing
disposed inside
wall defining
filter assembly
porous metallic
generator device
gas clean
transfer media
tube filters
extending radial
/55/