BE805194A - METHOD AND DEVICE FOR THE PRODUCTION OF PARTS IN THERMOPLASTIC MATERIALS WITH A COMPACT SKIN AND A POROUS CORE - Google Patents

METHOD AND DEVICE FOR THE PRODUCTION OF PARTS IN THERMOPLASTIC MATERIALS WITH A COMPACT SKIN AND A POROUS CORE

Info

Publication number: BE805194A
Authority: BE; Belgium
Prior art keywords: production; parts; thermoplastic materials; porous core; compact skin
Prior art date: 1972-09-25

Application number

BE2053081A

Other languages

French (fr)

Inventor

A T Balevski

I D Nikolov

A M Antonov

S G Semerdjiev

Original Assignee

Institte Metaloznanie I Techno

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.)

1972-09-25

Filing date

1973-09-24

Publication date

1974-01-16

1973-09-24 Application filed by Institte Metaloznanie I Techno filed Critical Institte Metaloznanie I Techno

1974-01-16 Publication of BE805194A publication Critical patent/BE805194A/en

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/10—Applying counter-pressure during expanding
- B29C44/105—Applying counter-pressure during expanding the counterpressure being exerted by a fluid

BE2053081A 1972-09-25 1973-09-24 METHOD AND DEVICE FOR THE PRODUCTION OF PARTS IN THERMOPLASTIC MATERIALS WITH A COMPACT SKIN AND A POROUS CORE BE805194A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
BG21471A BG18242A1 (en)	1972-09-25	1972-09-25

Publications (1)

Publication Number	Publication Date
BE805194A true BE805194A (en)	1974-01-16

Family

ID=3898843

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE2053081A BE805194A (en)	1972-09-25	1973-09-24	METHOD AND DEVICE FOR THE PRODUCTION OF PARTS IN THERMOPLASTIC MATERIALS WITH A COMPACT SKIN AND A POROUS CORE

Country Status (19)

Country	Link
JP (1)	JPS5729253B2 (en)
AT (1)	AT349743B (en)
AU (1)	AU476239B2 (en)
BE (1)	BE805194A (en)
BG (1)	BG18242A1 (en)
CA (1)	CA1028460A (en)
CH (1)	CH556733A (en)
CS (1)	CS181254B2 (en)
DD (1)	DD112730A5 (en)
DE (1)	DE2348006C2 (en)
DK (1)	DK134472B (en)
FR (1)	FR2200099B1 (en)
GB (1)	GB1442766A (en)
IN (1)	IN141881B (en)
IT (1)	IT994804B (en)
NL (1)	NL181856C (en)
NO (1)	NO139039C (en)
SE (1)	SE380471B (en)
SU (2)	SU574160A3 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE422544B (en) *	1979-10-02	1982-03-15	Fjellman Press Ab	MACHINE FOR FORMING AND STRUCTURING PLASTIC MATERIALS AVAILABLE IN PACKAGING FORM
DE3014072A1 (en) *	1980-04-11	1981-10-15	Institut po Metaloznanie i Technologia na Metalite, Sofija	Injection moulding distributor for mouldings with foam core - has slide valve to make connections between plasticiser storage cylinder and mould (AT 15.8.81)
JPS59120429A (en) *	1982-12-28	1984-07-12	Eng Plast Kk	Molding method of molded foam article

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3211605A (en) *	1963-01-14	1965-10-12	Grace W R & Co	Foamed product and process
US3384691A (en) *	1965-09-10	1968-05-21	Allied Chem	Method for molding a structure having a foamed plastic core substantially enclosed within an essentially unfoamed plastic layer
DE1704545A1 (en) *	1967-08-12	1971-05-19	Huels Chemische Werke Ag	Production of foamed injection molded parts
GB1213869A (en) *	1967-10-31	1970-11-25	Allied Chem	Method of and apparatus for moulding articles

1972
- 1972-09-25 BG BG21471A patent/BG18242A1/xx unknown
1973
- 1973-09-17 FR FR7333284A patent/FR2200099B1/fr not_active Expired
- 1973-09-19 DD DD173562A patent/DD112730A5/xx unknown
- 1973-09-19 CH CH1348073A patent/CH556733A/en not_active IP Right Cessation
- 1973-09-19 NO NO733673A patent/NO139039C/en unknown
- 1973-09-20 IT IT52675/73A patent/IT994804B/en active
- 1973-09-20 GB GB4430073A patent/GB1442766A/en not_active Expired
- 1973-09-20 AU AU60529/73A patent/AU476239B2/en not_active Expired
- 1973-09-22 IN IN2152/CAL/1973A patent/IN141881B/en unknown
- 1973-09-24 DE DE2348006A patent/DE2348006C2/en not_active Expired
- 1973-09-24 BE BE2053081A patent/BE805194A/en unknown
- 1973-09-24 AT AT819673A patent/AT349743B/en not_active IP Right Cessation
- 1973-09-24 SE SE7312988A patent/SE380471B/en unknown
- 1973-09-24 CA CA181,700A patent/CA1028460A/en not_active Expired
- 1973-09-24 DK DK520773AA patent/DK134472B/en unknown
- 1973-09-25 JP JP10791173A patent/JPS5729253B2/ja not_active Expired
- 1973-09-25 SU SU7301962854A patent/SU574160A3/en active
- 1973-09-25 CS CS7300006588A patent/CS181254B2/en unknown
- 1973-09-25 NL NLAANVRAGE7313216,A patent/NL181856C/en not_active IP Right Cessation
1974
- 1974-04-04 SU SU7402017022A patent/SU579877A3/en active

Also Published As

Publication number	Publication date
CS181254B2 (en)	1978-03-31
SU579877A3 (en)	1977-11-05
FR2200099B1 (en)	1977-03-11
CH556733A (en)	1974-12-13
ATA819673A (en)	1978-09-15
AU476239B2 (en)	1976-09-16
DK134472C (en)	1977-04-18
NO139039B (en)	1978-09-18
NO139039C (en)	1978-12-27
DK134472B (en)	1976-11-15
SE380471B (en)	1975-11-10
IN141881B (en)	1977-04-30
AT349743B (en)	1979-04-25
DE2348006C2 (en)	1982-10-21
CA1028460A (en)	1978-03-28
IT994804B (en)	1975-10-20
SU574160A3 (en)	1977-09-25
JPS5729253B2 (en)	1982-06-22
AU6052973A (en)	1975-03-20
BG18242A1 (en)	1974-10-25
NL181856C (en)	1987-11-16
DD112730A5 (en)	1975-05-05
DE2348006A1 (en)	1974-04-18
NL7313216A (en)	1974-03-27
FR2200099A1 (en)	1974-04-19
NL181856B (en)	1987-06-16
JPS49101493A (en)	1974-09-25
GB1442766A (en)	1976-07-14

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BE805194A (en)	1974-01-16	METHOD AND DEVICE FOR THE PRODUCTION OF PARTS IN THERMOPLASTIC MATERIALS WITH A COMPACT SKIN AND A POROUS CORE
BE820565A (en)	1975-01-16	METHOD AND DEVICE FOR THE MANUFACTURE OF MOLDED PARTS
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