B - Operations – Transporting – 08 – B
Patent
B - Operations, Transporting
08
B
B08B 15/00 (2006.01) C25C 3/22 (2006.01)
Patent
CA 2761206
The invention concerns an apparatus and. a method for the removal of gasses from electrolysis cells by suction, the apparatus comprising a branch duct for each electrolysis cell, a main duct connecting the branch ducts to a gas treatment centre and a central suction fan providing for at least part of the suction, wherein one or more of the branch ducts are provided with supplementary suction means and wherein control means to control the supplementary suction means and pressure monitor means are provided, wherein the control means are adapted to control the supplementary suction means in dependence from changes in the monitored pressure with respect to a reference pressure.
L'invention porte sur un appareil et sur un procédé destinés à éliminer par aspiration les gaz de cellules d'électrolyse, l'appareil comprenant un conduit secondaire pour chaque cellule électrolytique, un conduit principal reliant les conduits secondaires à un centre de traitement du gaz, et un ventilateur à aspiration centrale, assurant au moins une partie de l'aspiration, un ou plusieurs des conduits secondaires étant pourvus de moyens d'aspiration supplémentaires, des moyens de commande destinés à commander les moyens d'aspiration supplémentaires et les moyens de surveillance et de la pression étant prévus, les moyens de commande étant aptes à réguler les moyens d'aspiration supplémentaires en fonction des modifications de la pression surveillée par rapport à une pression de référence.
Dupon Erik Johannes Petrus
Ewalts Wouter Bernd
Jansen Richard Jacobus
Klut Pieter Dirk
Verbraak Petrus Leonardus
Danieli Corus Bv
Ridout & Maybee Llp
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