| (19) |
 |
|
(11) |
EP 0 253 434 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
25.01.1989 Bulletin 1989/04 |
| (43) |
Date of publication A2: |
|
20.01.1988 Bulletin 1988/03 |
| (22) |
Date of filing: 02.07.1987 |
|
| (51) |
International Patent Classification (IPC)4: B65B 31/00 |
|
| (84) |
Designated Contracting States: |
|
AT BE CH DE ES FR GB GR IT LI LU NL SE |
| (30) |
Priority: |
12.07.1986 GB 8617036
|
| (71) |
Applicant: FGL PROJECTS LIMITED |
|
London W1Y 1FL (GB) |
|
| (72) |
Inventor: |
|
- Gannon, Raymond
Davies Street
London W1Y 1FL (GB)
|
| (74) |
Representative: Wharton, Peter Robert et al |
|
Urquhart-Dykes & Lord
Inventions House
Valley Court, Canal Road
Bradford BD1 4SP
Bradford BD1 4SP (GB) |
|
| |
|
| (54) |
Preservation process |
(57) A process and apparatus for packaging goods comprising placing the goods in a container
(1) connecting the container to both a source (14) of preserving gas and a source
(16) of vacuum and subjecting the goods to a plurality of pulsing operations whereby
during each pulse a minor amount of air is abstracted from the container (1) and replaced
by a preserving gas and thereafter sealing the container.