Title (en)

SELF LOCKING SLITTED CORRUGATED TUBING.

Title (de)

SELBSTVERRIEGELNDES, GESCHLITZTES WELLROHR.

Title (fr)

TUBE ONDULE FENDU AUTO-BLOQUANT.

Publication

EP 0670019 A4 19961218 (EN)

Application

EP 93900561 A 19921117

Priority

• BR 9207176 A 19921117
• US 9209994 W 19921117

IPC 1-7

F16L 9/00; B29B 15/00; B29C 49/00

IPC 8 full level

B29B 15/00 (2006.01); B29C 49/00 (2006.01); F16L 9/00 (2006.01)

Citation (search report)

• [XY] US 3336950 A 19670822 - PAUL FOCHLER HELMUT
• [Y] US 4357190 A 19821102 - FOUSS JAMES L, et al
• [DA] US 1895133 A 19330124 - QUARNSTROM BERT L
• [X] US 4789322 A 19881206 - CHAN HARRY [CA], et al
• See references of WO 9411663A1

Designated contracting state (EPC)

AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

EP 0670019 A1 19950906; EP 0670019 A4 19961218

DOCDB simple family (application)

EP 93900561 A 19921117