Aubrey R. Berrange

Follow

Person

Pretoria, Transvaal, ZA

People

Patents Grantslast 30 patents

Information Patent Grant
Compactor
- Patent number 4,422,795
- Issue date Dec 27, 1983
- Aubrey R. Berrange
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Soil compactor
- Patent number 4,019,825
- Issue date Apr 26, 1977
- Aubrey Ralph Berrange
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Compaction by superimposing impact forces on a preloaded area of soil
- Patent number 3,945,748
- Issue date Mar 23, 1976
- Compaction Technology (Proprietary) Limited
- Aubrey R. Berrange
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES