GB2412936B - Trench forming and preparing apparatus - Google Patents

Trench forming and preparing apparatus

Info

Publication number
GB2412936B
GB2412936B GB0511630A GB0511630A GB2412936B GB 2412936 B GB2412936 B GB 2412936B GB 0511630 A GB0511630 A GB 0511630A GB 0511630 A GB0511630 A GB 0511630A GB 2412936 B GB2412936 B GB 2412936B
Authority
GB
United Kingdom
Prior art keywords
trench forming
preparing apparatus
trench
preparing
forming
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 - Fee Related
Application number
GB0511630A
Other versions
GB0511630D0 (en
GB2412936A (en
Inventor
Wayne Gregory Mitchell
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.)
Mitchell Australasia Pty Ltd
Original Assignee
Mitchell Australasia Pty Ltd
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 Mitchell Australasia Pty Ltd filed Critical Mitchell Australasia Pty Ltd
Priority claimed from PCT/AU2003/001372 external-priority patent/WO2004048705A1/en
Publication of GB0511630D0 publication Critical patent/GB0511630D0/en
Publication of GB2412936A publication Critical patent/GB2412936A/en
Application granted granted Critical
Publication of GB2412936B publication Critical patent/GB2412936B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F5/00—Dredgers or soil-shifting machines for special purposes
    • E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
    • E02F5/12—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with equipment for back-filling trenches or ditches
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F5/00—Dredgers or soil-shifting machines for special purposes
    • E02F5/22—Dredgers or soil-shifting machines for special purposes for making embankments; for back-filling
    • E02F5/223—Dredgers or soil-shifting machines for special purposes for making embankments; for back-filling for back-filling
GB0511630A 2002-11-28 2003-10-16 Trench forming and preparing apparatus Expired - Fee Related GB2412936B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US95297202A 2002-11-28 2002-11-28
PCT/AU2003/001372 WO2004048705A1 (en) 2002-11-28 2003-10-16 Trench forming and preparing apparatus

Publications (3)

Publication Number Publication Date
GB0511630D0 GB0511630D0 (en) 2005-07-13
GB2412936A GB2412936A (en) 2005-10-12
GB2412936B true GB2412936B (en) 2006-06-21

Family

ID=34839136

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0511630A Expired - Fee Related GB2412936B (en) 2002-11-28 2003-10-16 Trench forming and preparing apparatus

Country Status (1)

Country Link
GB (1) GB2412936B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997004183A1 (en) * 1995-07-20 1997-02-06 Scudder Erik D Apparatus and associated method for padding a trench
WO1998044206A1 (en) * 1997-04-02 1998-10-08 Lee Mallaghan Screening apparatus
AU3574599A (en) * 1998-06-19 2000-01-06 Laurini, Lodovico Trench-filling method and device
JP2000008405A (en) * 1998-06-19 2000-01-11 Akira Yoshihara Ground excavating and back-filling device
EP0626483B1 (en) * 1993-05-28 2000-11-29 Inc. Ozzie's Pipeline Padder Pipeline padding apparatus with rotary feeder
AU770547B2 (en) * 2001-04-06 2004-02-26 Mitchell Australasia Pty Ltd Apparatus for processing trench bedding and pipeline surround material

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0626483B1 (en) * 1993-05-28 2000-11-29 Inc. Ozzie's Pipeline Padder Pipeline padding apparatus with rotary feeder
WO1997004183A1 (en) * 1995-07-20 1997-02-06 Scudder Erik D Apparatus and associated method for padding a trench
WO1998044206A1 (en) * 1997-04-02 1998-10-08 Lee Mallaghan Screening apparatus
AU3574599A (en) * 1998-06-19 2000-01-06 Laurini, Lodovico Trench-filling method and device
JP2000008405A (en) * 1998-06-19 2000-01-11 Akira Yoshihara Ground excavating and back-filling device
AU770547B2 (en) * 2001-04-06 2004-02-26 Mitchell Australasia Pty Ltd Apparatus for processing trench bedding and pipeline surround material

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Derwent accession number 2000-143158/13 class Q42 & JP 2000008405 A *

Also Published As

Publication number Publication date
GB0511630D0 (en) 2005-07-13
GB2412936A (en) 2005-10-12

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20081016