Process and installation for transferring products from a contaminated enclosure into a second enclosure without contaminating the latter

Installation for transferring products from a contaminated enclosure into a second enclosure without contaminating the latter, characterized in that it comprises:

• an access system to the contaminated enclosure, comprising a first flange, a first adaptor and a first door, first disconnectable linking means for maintaining the first adaptor in tight manner in an opening of the first flange, second disconnectable linking means for maintaining the first door in tight manner in an opening of the first adaptor and first engagement means provided on an outer face of the first flange, the first adaptor and the first door;
• an access system to the second enclosure comprising a second flange and a second door, third disconnectable linking means for maintaining the second door in tight manner in an opening of the second flange and second engagement means provided on an outer face of the second flange and the second door;
• a transportation container;
• a transfer chamber which can be received in the transportation container;
• an access system to the transportation container comprising a third flange, a second adaptor and a third door, fourth disconnectable linking means for maintaining the second adaptor in tight manner in an opening of the third flange, fifth disconnectable linking means for maintaining the third door in an opening of the second adaptor, third engagement means provided on an outer face of the third flange, the second adaptor and the third door and able to cooperate with the first engagement means and with the second engagement means and fourth engagement means provided on an inner face of the third door;
• an access system to the transfer chamber comprising a fourth flange and a fourth door, a sixth disconnectable linking means for maintaining the fourth door in tight manner in an opening of the fourth flange and fifth engagement means provided on an outer face of the fourth door and able to cooperate with the fourth engagement means;
• and
• application means for maintaining an outer face of the fourth flange tightly bearing against an inner face of the second adaptor, when the transfer chamber is placed in the transportation chamber.