RO89298A2 - Procedeu pentru confectionarea membranelor din politetrafluoretilena si dispozitiv pentru realizarea acestuia - Google Patents

Procedeu pentru confectionarea membranelor din politetrafluoretilena si dispozitiv pentru realizarea acestuia

Info

Publication number
RO89298A2
RO89298A2 RO7273051A RO7305172A RO89298A2 RO 89298 A2 RO89298 A2 RO 89298A2 RO 7273051 A RO7273051 A RO 7273051A RO 7305172 A RO7305172 A RO 7305172A RO 89298 A2 RO89298 A2 RO 89298A2
Authority
RO
Romania
Prior art keywords
polytetrafluorethylene
membranes
producing
producing polytetrafluorethylene
polytetrafluorethylene membranes
Prior art date
Application number
RO7273051A
Other languages
English (en)
French (fr)
Inventor
Walter Erhard
Helmut Jung
Martin Bischoff
Edgar Kioitzsch
Anine Bruntsch
Original Assignee
Kombinat Veb Keramische Werke Hermadorf,Dd
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.)
Filing date
Publication date
Application filed by Kombinat Veb Keramische Werke Hermadorf,Dd filed Critical Kombinat Veb Keramische Werke Hermadorf,Dd
Publication of RO89298A2 publication Critical patent/RO89298A2/ro

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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/003—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor characterised by the choice of material
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/006—Pressing and sintering powders, granules or fibres
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B29K2027/18—PTFE, i.e. polytetrafluorethene, e.g. ePTFE, i.e. expanded polytetrafluorethene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/25—Solid
    • B29K2105/251—Particles, powder or granules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/755—Membranes, diaphragms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
RO7273051A 1971-12-08 1972-12-06 Procedeu pentru confectionarea membranelor din politetrafluoretilena si dispozitiv pentru realizarea acestuia RO89298A2 (ro)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD15943471A DD98238A1 (ro) 1971-12-08 1971-12-08

Publications (1)

Publication Number Publication Date
RO89298A2 true RO89298A2 (ro) 1986-06-30

Family

ID=5484742

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7273051A RO89298A2 (ro) 1971-12-08 1972-12-06 Procedeu pentru confectionarea membranelor din politetrafluoretilena si dispozitiv pentru realizarea acestuia

Country Status (8)

Country Link
AT (1) AT345542B (ro)
CH (1) CH546140A (ro)
CS (1) CS167365B2 (ro)
DD (1) DD98238A1 (ro)
DE (1) DE2253589A1 (ro)
HU (1) HU169343B (ro)
PL (1) PL79147B1 (ro)
RO (1) RO89298A2 (ro)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3008339B1 (fr) * 2013-07-15 2015-08-07 Commissariat Energie Atomique Procede de mise en forme d'une plaque en un polytetrafluoroethylene fritte et restructure et ses applications
DE102013216597B4 (de) * 2013-08-21 2019-02-14 Gemü Gebr. Müller Apparatebau Gmbh & Co. Kommanditgesellschaft Verfahren zur Herstellung eines Grünlings für eine Membran einer Ventileinrichtung sowie Vorrichtung zur Herstellung des Grünlings für eine Membran einer Ventileinrichtung
DE102013111722B3 (de) * 2013-10-24 2015-02-05 Pierburg Gmbh Aktor für Ventile in Verbrennungskraftmaschinen
DE102014222522A1 (de) 2014-11-05 2016-05-12 GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG Pressvorrichtung und Verfahren zum Betreiben derPressvorrichtung
BE1024586B1 (nl) * 2016-12-21 2018-04-12 Vanéflon Nv Werkwijze voor het vervaardigen van een polytetrafluorethyleen product en polytetrafluorethyleen product

Also Published As

Publication number Publication date
HU169343B (ro) 1976-11-28
CH546140A (de) 1974-02-28
ATA946772A (de) 1978-01-15
PL79147B1 (ro) 1975-06-30
AT345542B (de) 1978-09-25
DE2253589A1 (de) 1973-06-14
DD98238A1 (ro) 1973-06-12
CS167365B2 (ro) 1976-04-29

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