Patent |
Status |
Axle mounted system for measuring road roughness |
|
Fatigue testing machine(Pat. No. 11142) |
|
Profilograph for checking pavement unevenness(Pat. No. 121114) |
|
Preparation of jet oil spillage resistant joint sealing composition |
|
Improvements in or relating to manufacture of reactive surkhi(Patent No. 93276) |
|
Improvement in or relating to pitch mastic composition(patent no. 92526 and 95305) |
|
Bitumastic jointing composition, |
|
Improvements in or relating to the manufacture of lime-surkhi and mixtures from surkhi manufactures in down-draught kiln(Patent No. 90470) |
|
Improvements in or relating to bituminous binders or aggregates having anti stripping properties for road and building construction |
|
Expansion joint fillers from coconut pith, a waste product of the coir industry |
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