| 摘要 |
<p>The invention relates to a device for the delivery of two gases, designed to cooperate with a) the supply lines of each gas and/or mixture thereof (1,2,3) and b) a line for the delivery of said gases (4), comprising at least one means for ensuring communication between one of the supply lines (1,2,3) and the delivery line (4); a means for selecting communication between one of the supply lines (1,2,3) and the delivery line (4) according to four positions; a means for locking the selection means in one of the four positions. The device can be used to calibrate an analyzing device.</p> |
| 申请人 |
L'AIR LIQUIDE SOCIETE ANONYME A DIRECTOIRE ET CONSEIL DE SURVEILLANCE POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE;CARRE, MARTINE;LOMBARD, SOPHIE;L'HEVEDER, CLARISSE;BRIEND, ROBERT;CANNET, GILLES;ROY, DANIEL |
发明人 |
CARRE, MARTINE;LOMBARD, SOPHIE;L'HEVEDER, CLARISSE;BRIEND, ROBERT;CANNET, GILLES;ROY, DANIEL |
