Patents & Technology

Equipments/ Devices Developed; Patents Filed; Patents Awarded and Technologies Commercialised
 

  • Process Technology for Harder Grade Bitumen VG-40
  • International Patent Filed with United State (US) on W Design For Box Insertion Through Highly Unstable Cohesionless Soil By Stabilisation Of Vertical Cut Slopes on 16th January, 2015.
  • International Patent Filed with Sri Lanka (LK) on W Design For Box Insertion Through Highly Unstable Cohesionless Soil By Stabilisation Of Vertical Cut Slopes on 19th January, 2015.
  • International Patent Filed with Great Bretain (GB) on W Design For Box Insertion Through Highly Unstable Cohesionless Soil By Stabilisation Of Vertical Cut Slopes on 19th January, 2015.
  • Patent filed on Design and Development of Pothole Repair Machine-PATCHFILL on 17th March, 2015, DEL No. - 821 DEL 2014.
  • Patent Filed on Use Of Thermocol (Expanded Polystyrene) Waste In Hot Bituminous Mixes For Road Construction on 11th May, 2015, Del No. - 1258 DEL2014.
  • Patent Filed on Utilisation Of Pvc Pipe Waste In Modifyiny Bitumen For Paving Applications on 13th May, 2015, DEL No. - 1368DEL2014.
  • Patent Filed on Electro Mechanical Field Density Gauge on 27th May, 2015, DEL No. - 1632DEL2014
  • Development of Nuclear Density Gauge
  • Development of Axle mounted roughness measuring system
  • Automatic Road Unevenness Recorder
  • Development of Vertical profile meter
  • Development of road geometrics measuring system
  • Development of pavement deflection gauge
  • Development of nuclear methods for density measurement and estimation of bitumen content
  • Pavement evaluation using Wave Propagation Technique
  • Development of Automatic counting, classifier and axle load weighing system
  • Electronics soil settlement gauge
  • A device for road condition evaluation
  • A portable device for measurement of in-situ field CBR
  •  Impact tester
  • Polybit A and Polybit B technology
  • Elastomeric bitumen technology
  • Improved crumb rubber modified bitumen
  • Ready to use patching mixes
  • Cold mix technology
  • Technique for repair of cracks on bridge deck wearing coat
  • Profilograph
  • Unevenness indicator
  • Stopping distance method for measurement of surface friction
  • Development of new paving system for desert areas
  • Improved and innovative design of bullock carts to reduce damage to the pavements
  • Development of inter-connected block pavement (ICBP) system for high altitude and low temperature regions
  • Several animal drawn and tractor bound/towed equipments developed for construction of rural roads
  • Improved piezometer
  • Modified triaxial cell
  • Automatic Benkelman Beam