FR2134331B1 - - Google Patents
Info
- Publication number
- FR2134331B1 FR2134331B1 FR7133178A FR7133178A FR2134331B1 FR 2134331 B1 FR2134331 B1 FR 2134331B1 FR 7133178 A FR7133178 A FR 7133178A FR 7133178 A FR7133178 A FR 7133178A FR 2134331 B1 FR2134331 B1 FR 2134331B1
- Authority
- FR
- France
- 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
Links
Classifications
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- 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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
- B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH625571A CH549454A (de) | 1971-04-28 | 1971-04-28 | Verfahren zur herstellung eines blattes oder bandes aus polytetrafluoraethylen von geringer dichte. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2134331A1 FR2134331A1 (en) | 1972-12-08 |
| FR2134331B1 true FR2134331B1 (OSRAM) | 1974-05-31 |
Family
ID=4306698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7133178A Granted FR2134331A1 (en) | 1971-04-28 | 1971-09-15 | Ptfe web - drawn at high temp to reduce its density |
Country Status (2)
| Country | Link |
|---|---|
| CH (1) | CH549454A (OSRAM) |
| FR (1) | FR2134331A1 (OSRAM) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6436135B1 (en) | 1974-10-24 | 2002-08-20 | David Goldfarb | Prosthetic vascular graft |
| GB1598912A (en) * | 1977-07-22 | 1981-09-23 | Metal Box Co Ltd | Methods of producing oriented polymer material |
| GB9419859D0 (en) * | 1994-10-03 | 1994-11-16 | Westone Prod Ltd | Method and apparatus for forming elongate PTFE material and PTFE material particularly dental floss |
| GB2323538B (en) * | 1994-10-03 | 1999-02-24 | Westone Prod Ltd | PTFE dental floss and suture |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE757004A (fr) * | 1969-10-03 | 1971-03-16 | Gore & Ass | Agent d'etancheite |
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1971
- 1971-04-28 CH CH625571A patent/CH549454A/xx not_active IP Right Cessation
- 1971-09-15 FR FR7133178A patent/FR2134331A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| CH549454A (de) | 1974-05-31 |
| FR2134331A1 (en) | 1972-12-08 |