CA1291412C - Vacuum packaging apparatus and process - Google Patents

Vacuum packaging apparatus and process

Info

Publication number: CA1291412C
Authority: CA; Canada
Prior art keywords: receptacle; pressure; gas; chamber; extraction
Prior art date: 1981-10-16
Legal status (The legal status 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 status listed.): Expired - Lifetime

Application number

CA000413519A

Other languages

English (en)

French (fr)

Inventor

Pietro Segota

Broder Nielsen

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

WR Grace and Co Conn

Original Assignee

WR Grace and Co Conn

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

1982-10-15

Publication date

1991-10-29

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

1982-10-15 Application filed by WR Grace and Co Conn filed Critical WR Grace and Co Conn

1991-10-29 Application granted granted Critical

1991-10-29 Publication of CA1291412C publication Critical patent/CA1291412C/en

2008-10-29 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Landscapes

Vacuum Packaging (AREA)

CA000413519A 1981-10-16 1982-10-15 Vacuum packaging apparatus and process Expired - Lifetime CA1291412C (en)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
IT24538A/81		1981-10-16
IT24538/81A IT1139239B (it)	1981-10-16	1981-10-16	Apparecchiatura e procedimento per il confezionamento sottovuoto
EP82108140.3		1982-09-03
EP82108140A EP0077458B1 (en)	1981-10-16	1982-09-03	Vacuum packaging apparatus and process

Publications (1)

Publication Number	Publication Date
CA1291412C true CA1291412C (en)	1991-10-29

Family

ID=26084275

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000413519A Expired - Lifetime CA1291412C (en)	1981-10-16	1982-10-15	Vacuum packaging apparatus and process

Country Status (9)

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

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

Also Published As

Publication number	Publication date
ATE17213T1 (de)	1986-01-15
DK456382A (da)	1983-04-17
IE822292L (en)	1984-03-03
FI823503A0 (fi)	1982-10-14
NO156562C (no)	1987-10-14
AR228686A1 (es)	1983-03-30
NO156562B (no)	1987-07-06
AU8936682A (en)	1983-04-21
FI72474C (fi)	1987-06-08
NZ202174A (en)	1986-05-09
IE53415B1 (en)	1988-11-09
FI823503L (fi)	1983-04-17
FI72474B (fi)	1987-02-27
NO823431L (no)	1983-04-18
AU549772B2 (en)	1986-02-13

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Legal Events

Date	Code	Title	Description
1995-04-30	MKLA	Lapsed