Published March 4, 1988 | Version v1
Patent Metadata-only

Radiographic inspection of a welded joint on a tubular plate and device using this process

Creators

Description

A special radiographic film, protected from light, is placed upon the weld a lead plate stops backscattered radiations. Inside the tube, a radioactive source of about 1 millimeter is introduced with a special introduction and ejection tube. After exposure the source is removed and the film is developed

Availability note (English)

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

Abstract (French)

On dispose au-dessus du cordon de soudure une plaque radiographique speciale, protegee de la lumiere par des rondelles en plastique transparent au rayonnement radioactif. On place derriere cette plaque une plaque de plomb. On introduit dans l'axe du tube, a l'interieur d'un tube d'introduction et d'ejection, une source radioactive de dimension de l'ordre du millimetre. Apres impression, on retire la source, et on developpe les films

Additional details

Additional titles

Original title (French)
Procede de controle radiographique de la soudure d'un tube sur une plaque tubulaire, et dispositif de mise en oeuvre de ce procede

Publishing Information

Imprint Pagination
13 p.
IPC:
Int. Cl. G01m23/04.
IPC
Int. Cl. G01m23/04.
Patent number
FR patent document 2603380/A/

INIS

Country of Publication
France
Country of Input or Organization
France
INIS RN
19095746
Subject category
S42: ENGINEERING;
Resource subtype / Literary indicator
Non-conventional Literature
Descriptors DEI
INDUSTRIAL RADIOGRAPHY; TUBES; WELDED JOINTS
Descriptors DEC
JOINTS; MATERIALS TESTING; NONDESTRUCTIVE TESTING; TESTING

Optional Information

Secondary number(s)
FR patent application 8612282.