CA1000670A - Receptacle evacuation apparatus and method - Google Patents

Receptacle evacuation apparatus and method

Info

Publication number: CA1000670A
Authority: CA; Canada
Prior art keywords: receptacle; evacuation apparatus; evacuation; receptacle evacuation
Prior art date: 1973-12-10
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

Application number

CA206,664A

Other versions

CA206664S (en

Inventor

Thomas E. Waldrop

Stanley D. Hall

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

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.)

1973-12-10

Filing date

1974-08-09

Publication date

1976-11-30

1974-08-09 Application filed by WR Grace and Co filed Critical WR Grace and Co

1976-11-30 Application granted granted Critical

1976-11-30 Publication of CA1000670A publication Critical patent/CA1000670A/en

Status Expired legal-status Critical Current

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
- B65B31/02—Filling, closing, or filling and closing, containers or wrappers in chambers maintained under vacuum or superatmospheric pressure or containing a special atmosphere, e.g. of inert gas
- B65B31/024—Filling, closing, or filling and closing, containers or wrappers in chambers maintained under vacuum or superatmospheric pressure or containing a special atmosphere, e.g. of inert gas specially adapted for wrappers or bags

Landscapes

Chemical & Material Sciences (AREA)
Dispersion Chemistry (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Vacuum Packaging (AREA)

CA206,664A 1973-12-10 1974-08-09 Receptacle evacuation apparatus and method Expired CA1000670A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US00423345A US3851437A (en)	1973-12-10	1973-12-10	Receptacle evacuation apparatus and method

Publications (1)

Publication Number	Publication Date
CA1000670A true CA1000670A (en)	1976-11-30

Family

ID=23678551

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA206,664A Expired CA1000670A (en)	1973-12-10	1974-08-09	Receptacle evacuation apparatus and method

Country Status (10)

Country	Link
US (1)	US3851437A (en)
CA (1)	CA1000670A (en)
CH (1)	CH571974A5 (en)
DE (1)	DE2456229A1 (en)
DK (1)	DK142540B (en)
FR (1)	FR2253672B1 (en)
GB (1)	GB1470446A (en)
IT (1)	IT1026824B (en)
NL (1)	NL7415687A (en)
SE (1)	SE417302B (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4085231A (en) *	1976-10-08	1978-04-18	W. R. Grace & Co.	Container evacuation process
US4189897A (en) *	1978-11-01	1980-02-26	Acraloc Corporation	High speed evacuation chamber packaging and clipping machine
IE51047B1 (en) *	1980-06-25	1986-09-17	Grace W R & Co	Packaging process and apparatus
IT1139239B (en) *	1981-10-16	1986-09-24	Grace Italiana Spa	VACUUM PACKAGING EQUIPMENT AND PROCEDURE
EP0192348A3 (en) *	1985-02-12	1988-07-20	Fgl Projects Limited	Improvements in or relating to valves
DE3665429D1 (en) *	1985-02-12	1989-10-12	Fgl Projects Ltd	Improvements in or relating to vacuum packaging
NZ221180A (en) *	1986-11-05	1990-05-28	Rmf Steel Products Co	Packaging of foodstuffs in vacuum chamber: carbon dioxide used to eliminate oxygen
US4919955A (en) *	1987-09-08	1990-04-24	Mitchell Jerry L	Method for packaging perishable products
IT1233855B (en) *	1988-01-22	1992-04-21	Interdibipack Spa	DEVICE FOR THE HERMETIC CLOSURE OF BAGS INTENDED FOR THE VACUUM PACKAGING OF VARIOUS PRODUCTS, IN PARTICULAR FOOD.
US5035103A (en) *	1990-06-04	1991-07-30	Akkala Walter I	Self sealing vacuum vent and dome process
US5062252A (en) *	1990-08-08	1991-11-05	Viskase Corporation	Vacuum packaging method and apparatus
DE4418492C2 (en) *	1994-05-27	1998-03-19	Heinz Opel	Process for packaging, storing and transporting freeze-frozen, chunky frozen products
US6018932A (en) *	1998-01-07	2000-02-01	Premark Feg L.L.C.	Gas exchange apparatus
TWI279359B (en)	2003-07-31	2007-04-21	Tilia Int Inc	Lidless vacuum appliance
US7478516B2 (en) *	2003-07-31	2009-01-20	Sunbeam Products, Inc.	Vacuum packaging appliance
DK3115302T3 (en) *	2015-07-07	2017-09-04	Ulma Packaging Tech Ct Coop	PROCEDURE, MACHINE AND INSTALLATION FOR VACUUM PACKING OF PRODUCTS

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3059389A (en) *	1957-12-03	1962-10-23	Ralph S Randall	Vacuum bag sealing machine
US3714754A (en) *	1970-12-14	1973-02-06	Grace W R & Co	Vacuumizing system

1973
- 1973-12-10 US US00423345A patent/US3851437A/en not_active Expired - Lifetime
1974
- 1974-08-09 CA CA206,664A patent/CA1000670A/en not_active Expired
- 1974-11-21 GB GB5051974A patent/GB1470446A/en not_active Expired
- 1974-11-28 DE DE19742456229 patent/DE2456229A1/en not_active Withdrawn
- 1974-12-02 SE SE7415079A patent/SE417302B/en unknown
- 1974-12-02 NL NL7415687A patent/NL7415687A/en not_active Application Discontinuation
- 1974-12-02 CH CH1596674A patent/CH571974A5/xx not_active IP Right Cessation
- 1974-12-05 FR FR7439886A patent/FR2253672B1/fr not_active Expired
- 1974-12-05 IT IT30227/74A patent/IT1026824B/en active
- 1974-12-09 DK DK638974AA patent/DK142540B/en unknown

Also Published As

Publication number	Publication date
US3851437A (en)	1974-12-03
GB1470446A (en)	1977-04-14
SE417302B (en)	1981-03-09
FR2253672A1 (en)	1975-07-04
DK142540B (en)	1980-11-17
IT1026824B (en)	1978-10-20
SE7415079L (en)	1975-06-11
DK638974A (en)	1975-08-11
DK142540C (en)	1981-08-03
FR2253672B1 (en)	1978-05-05
DE2456229A1 (en)	1975-06-12
NL7415687A (en)	1975-06-12
CH571974A5 (en)	1976-01-30

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