IMPROVEMENTS IN OR RELATING TO ARTIFICIAL ROADSTONE

AN INVENTION IS DESCRIBED OF AN ARTIFICIAL ROAD STONE WHICH HAS GREATER RESISTANCE TO SKIDDING AND LONGER EFFECTIVE LIFE THAN NATURAL MATERIALS. DETAILS ARE GIVEN OF ITS POLISHED STONE VALUE, INSOLUBILITY, HARDNESS, CRUSHING STRENGTH, AND THE SIZE RANGE AND PRECENTAGE BY WEIGHT OF THE ABRASIVE MATERIAL. THE ABRASIVE MATERIAL IS CALCINED BAUXITE, AND THE MATRIX IS OF A CERAMIC MATERIAL, SLAG, FIRED CLAY, SINTERED FLYASH, RED MUD, OR BLAST FURNACE SLAG. /TRRL/

• Corporate Authors:

  Patent Office, England

  25 Southampton Buildings
  London,   England 
• Authors:
  • James, J G
  • Hosking, J R
• Publication Date: 1971-8-4

Language

• English

Media Info

• Features: Figures;
• Pagination: 4 p.
• Serial:
  • Issue Number: 124

Subject/Index Terms

• TRT Terms: Abrasives; Aggregates; Crushing; Durability; Hardness; Polished aggregates; Skid resistance
• Old TRIS Terms: Abrasive aggregate
• Subject Areas: Geotechnology; Highways;

Filing Info

• Accession Number: 00217949
• Record Type: Publication
• Source Agency: Transport and Road Research Laboratory (TRRL)
• Files: TRIS
• Created Date: Jun 5 1974 12:00AM