Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1981-10-16

Filing date

1982-10-14

Publication date

1987-06-08

1981-10-16 Priority claimed from IT24538/81A external-priority patent/IT1139239B/it

1982-10-14 Application filed by Grace W R & Co filed Critical Grace W R & Co

1982-10-14 Publication of FI823503A0 publication Critical patent/FI823503A0/fi

1983-04-17 Publication of FI823503L publication Critical patent/FI823503L/fi

1987-02-27 Application granted granted Critical

1987-02-27 Publication of FI72474B publication Critical patent/FI72474B/fi

1987-06-08 Publication of FI72474C publication Critical patent/FI72474C/fi

Links

238000003860 storage Methods 0.000 claims description 67
238000000034 method Methods 0.000 claims description 29
238000011084 recovery Methods 0.000 claims description 12
238000007789 sealing Methods 0.000 claims description 10
238000009461 vacuum packaging Methods 0.000 claims description 8
230000009467 reduction Effects 0.000 claims description 5
238000007872 degassing Methods 0.000 claims description 4
239000011248 coating agent Substances 0.000 description 10
238000000576 coating method Methods 0.000 description 10
230000007246 mechanism Effects 0.000 description 7
238000004806 packaging method and process Methods 0.000 description 7
230000007423 decrease Effects 0.000 description 6
238000010586 diagram Methods 0.000 description 5
235000013351 cheese Nutrition 0.000 description 4
239000004033 plastic Substances 0.000 description 4
238000007664 blowing Methods 0.000 description 3
239000000463 material Substances 0.000 description 3
238000003466 welding Methods 0.000 description 3
230000008901 benefit Effects 0.000 description 2
230000000694 effects Effects 0.000 description 2
239000006223 plastic coating Substances 0.000 description 2
238000005086 pumping Methods 0.000 description 2
230000009471 action Effects 0.000 description 1
230000006835 compression Effects 0.000 description 1
238000007906 compression Methods 0.000 description 1
230000009977 dual effect Effects 0.000 description 1
230000008030 elimination Effects 0.000 description 1
238000003379 elimination reaction Methods 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
238000005259 measurement Methods 0.000 description 1
238000012856 packing Methods 0.000 description 1
230000000737 periodic effect Effects 0.000 description 1
230000008569 process Effects 0.000 description 1
230000002787 reinforcement Effects 0.000 description 1
230000003252 repetitive effect Effects 0.000 description 1
230000004044 response Effects 0.000 description 1
229920001169 thermoplastic Polymers 0.000 description 1
239000004416 thermosoftening plastic Substances 0.000 description 1

Landscapes

Vacuum Packaging (AREA)

FI823503A 1981-10-16 1982-10-14 Foerfarande och anordning foer vakuumfoerpackning. FI72474C (fi)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
IT24538/81A IT1139239B (it)	1981-10-16	1981-10-16	Apparecchiatura e procedimento per il confezionamento sottovuoto
IT2453881		1981-10-16
EP82108140		1982-09-03
EP82108140A EP0077458B1 (de)	1981-10-16	1982-09-03	Verfahren und Vorrichtung zum Vakuumverpacken

Publications (4)

Publication Number	Publication Date
FI823503A0 FI823503A0 (fi)	1982-10-14
FI823503L FI823503L (fi)	1983-04-17
FI72474B FI72474B (fi)	1987-02-27
FI72474C true FI72474C (fi)	1987-06-08

Family

ID=26084275

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI823503A FI72474C (fi)	1981-10-16	1982-10-14	Foerfarande och anordning foer vakuumfoerpackning.

Country Status (9)

Country	Link
AR (1)	AR228686A1 (de)
AT (1)	ATE17213T1 (de)
AU (1)	AU549772B2 (de)
CA (1)	CA1291412C (de)
DK (1)	DK456382A (de)
FI (1)	FI72474C (de)
IE (1)	IE53415B1 (de)
NO (1)	NO156562C (de)
NZ (1)	NZ202174A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1989001440A1 (en) *	1987-08-18	1989-02-23	Alfa-Laval Engineering Pty. Limited	Improved vacuum packaging technique and devices

1982
- 1982-09-03 AT AT82108140T patent/ATE17213T1/de not_active IP Right Cessation
- 1982-09-21 IE IE229282A patent/IE53415B1/en unknown
- 1982-10-14 AU AU89366/82A patent/AU549772B2/en not_active Ceased
- 1982-10-14 FI FI823503A patent/FI72474C/fi not_active IP Right Cessation
- 1982-10-14 NZ NZ20217482A patent/NZ202174A/en unknown
- 1982-10-14 DK DK456382A patent/DK456382A/da not_active Application Discontinuation
- 1982-10-14 AR AR29096682A patent/AR228686A1/es active
- 1982-10-14 NO NO823431A patent/NO156562C/no unknown
- 1982-10-15 CA CA000413519A patent/CA1291412C/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
NZ202174A (en)	1986-05-09
FI823503L (fi)	1983-04-17
FI823503A0 (fi)	1982-10-14
NO156562B (no)	1987-07-06
IE53415B1 (en)	1988-11-09
CA1291412C (en)	1991-10-29
AR228686A1 (es)	1983-03-30
IE822292L (en)	1984-03-03
AU8936682A (en)	1983-04-21
NO823431L (no)	1983-04-18
AU549772B2 (en)	1986-02-13
ATE17213T1 (de)	1986-01-15
DK456382A (da)	1983-04-17
NO156562C (no)	1987-10-14
FI72474B (fi)	1987-02-27

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Legal Events

Date	Code	Title	Description
2004-08-31	MM	Patent lapsed	Owner name: W. R. GRACE & CO.