PATENTS


1. Overburden Slusher - Patents issued: Aust.576437 (expired), Sth.Af.#86/7510 (expired), US#4731941 (expires 30th September 2006, relinquished), Canada#1288735 (expires 10th September 2008, relinquished). The patent proposes a new process for removing deep overburden above coal or shale deposits, and promises a system of stripping which is cheaper and more flexible than using draglines.

2. Excavating Hoe - Australian Patent 661202 (expires 13th October 2013, relinquished) US.Pat.#5515624 (expires 28th January 2014, relinquished), Canada#2140806 (expires 23rd January 2015, relinquished);shows a volumetrically efficient excavating hoe design suitable for use in both open cut and underground mines and includes a motorised hoe.

3. Co-axial Pipe Conveyor - Patents: Aust.#613799 (expires 13thOctober 2009, relinquished), US#5,042,646 (expires 13th October 2009, relinquished). The patent proposes a flexible conveyor capable of variations to horizontal and vertical curving, during operation.


4.
Pipe Conveyor idler drive system for CoAxial Pipe and Trough conveyors. Australian Patent Application 32549/00 (5 May 2000) AusPat#776048 Accepted 12 Aug 2004
(expires 5thMay 2020, relinquished). Application details preferred arrangement for driving and supporting a conveyor belt between the end-pulleys.


5. Load Retaining Net for Exavating Hoe or Bucket - Aust.#696214 (expires 22nd April 2016, relinquished), ZA#96/3357 (expires 22nd April 2016, relinquished). Application details preferred arrangement for constructing load retaining nets.

 

6. Truck Jig -Patent issued: Aust.581807 (expired), Sth.Af.ZA87/1997 (expired), US.PA282859 (expired). The process describes a more energy-efficient method for elevating trucks from deep open cut mines, by using a system of inclined hoisting.

 

7. Dragline-Hopper-Transport Apparatus - Preliminary specification PI#8139 lodged 6/5/88 and assigned to ACIRL (since relinquished) on behalf of the Australian Coal Association. The processes aim to increase the use of dragline equipment at deep open cut mines.

TRADE MARK

The BOSMIN® trade mark is registered in Australia under classes 7, 12, 37 and 42.

 

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