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Alan Colin McGowan Patents |
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Inventor: McGowan; Alan Colin
Address: Godalming, Surrey, GU7 2LP, GB
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 6305752 |
Pneumatic blasting device |
October 23, 2001 |
| A compressed air blasting device (1), insertable in a pre-prepared bore, has a cylindrical housing or tube (2) containing a number of air guns (4). Apertures (3) in the housing (2) direct the flow of compressed air exhausted by the air guns (4) so as to produce a build-up of pressure |
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