Published October 12, 1990 | Version v1
Patent Metadata-only

Candle-shaped filter without asbestos for hot radioactive gas filtration

Creators

Description

A filter is claimed for filtration of hot radioactive gases especially from radioactive waste incineration plants. It comprises a felt made of fibers less than 20 micrometers in diameter and less than 50 mm in length, of alumina zirconia or a mixture alumina/silica or zirconia/silica

Availability note (English)

Available from Institut National de la Propriete Industrielle, Paris (France).

Abstract (French)

Pour la filtration de gaz chauds radioactifs, issus notamment d'installations d'incineration de dechets nucleaires, on revendique une cartouche constituee par un feutre de fibres de diametre inferieur a 20 μm, de longueur inferieure a 50 mm, en alumine, zircone, melange alumine/silice ou melange zircone/silice

Additional details

Additional titles

Original title (French)
Bougie filtrante sans amiante pour la filtration de gaz chauds radioactifs

Publishing Information

Imprint Pagination
12 p.
IPC:
Int. Cl. G21f9/02.
IPC
Int. Cl. G21f9/02.
Patent number
FR patent document 2645673/A/

INIS

Country of Publication
France
Country of Input or Organization
France
INIS RN
22035207
Subject category
S12: MANAGEMENT OF RADIOACTIVE WASTES, AND NON-RADIOACTIVE WASTES FROM NUCLEAR FACILITIES;
Resource subtype / Literary indicator
Non-conventional Literature
Descriptors DEI
FILTERS; FILTRATION; GASEOUS WASTES; POROUS MATERIALS; RADIOACTIVE EFFLUENTS; RADIOACTIVE WASTE PROCESSING; SPECIFICATIONS
Descriptors DEC
MANAGEMENT; MATERIALS; RADIOACTIVE MATERIALS; RADIOACTIVE WASTES; SEPARATION PROCESSES; WASTE MANAGEMENT; WASTE PROCESSING; WASTES

Optional Information

Secondary number(s)
FR patent application 8904690.