CA672802A - Plastic pipe lines - Google Patents

Plastic pipe lines

Info

Publication number
CA672802A
CA672802A CA672802A CA672802DA CA672802A CA 672802 A CA672802 A CA 672802A CA 672802 A CA672802 A CA 672802A CA 672802D A CA672802D A CA 672802DA CA 672802 A CA672802 A CA 672802A
Authority
CA
Canada
Prior art keywords
plastic pipe
pipe lines
lines
plastic
pipe
Prior art date
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
CA672802A
Inventor
Leupp Theodor
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.)
Inventa AG fuer Forschung und Patentverwertung
Original Assignee
Inventa AG fuer Forschung und Patentverwertung
Publication date
Application granted granted Critical
Publication of CA672802A publication Critical patent/CA672802A/en
Expired legal-status Critical Current

Links

CA672802A Plastic pipe lines Expired CA672802A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA672802T

Publications (1)

Publication Number Publication Date
CA672802A true CA672802A (en) 1963-10-22

Family

ID=35973159

Family Applications (1)

Application Number Title Priority Date Filing Date
CA672802A Expired CA672802A (en) Plastic pipe lines

Country Status (1)

Country Link
CA (1) CA672802A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4915425A (en) * 1987-12-30 1990-04-10 Wilheim Hegler Pipe connecting element
US5402831A (en) * 1991-08-01 1995-04-04 Asahi/America, Inc. Restraint coupling assembly for double containment pipe system
US6533328B2 (en) * 2000-02-24 2003-03-18 Calsonic Kansei Corporation Joint for duplex pipes
US6682102B1 (en) * 2002-09-23 2004-01-27 James C. Betz Hose-in-hose coupler
US7427084B1 (en) 2006-06-09 2008-09-23 Betz James C Hose-in-hose coupler with longitudinally shiftable sleeve
US8308200B1 (en) 2010-04-21 2012-11-13 River Bend Transfer Systems, LLC Quick connect hose-in-hose coupler

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4915425A (en) * 1987-12-30 1990-04-10 Wilheim Hegler Pipe connecting element
US5402831A (en) * 1991-08-01 1995-04-04 Asahi/America, Inc. Restraint coupling assembly for double containment pipe system
US6533328B2 (en) * 2000-02-24 2003-03-18 Calsonic Kansei Corporation Joint for duplex pipes
US6682102B1 (en) * 2002-09-23 2004-01-27 James C. Betz Hose-in-hose coupler
US6913291B1 (en) 2002-09-23 2005-07-05 James C. Betz Threaded hose-in-hose coupler
US7427084B1 (en) 2006-06-09 2008-09-23 Betz James C Hose-in-hose coupler with longitudinally shiftable sleeve
US8308200B1 (en) 2010-04-21 2012-11-13 River Bend Transfer Systems, LLC Quick connect hose-in-hose coupler

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