bids are invited for chemical engineering equipment reynold apparatus , bernoulli theorem apparatus , discharge through venturimeter, orificemeter and rotameter , losses due to friction in pipe lines , flow through helical coil , pressure drop through packed bed , centrifugal pump test rig apparatus, with variable speed , gyratory sieve shaker, with sieves , jaw crusher , thermal conductivity of liquids , thermal conductivity of metal rod , heat transfer in natural convection , heat transfer in forced convection , dropwise and filmwise condensation apparatus , unsteady state heat transfer unit , stefan boltzmann apparatus , emissivity measurement apparatus , shell and tube heat exchanger , calandria evaporator , engineering (asose) total quantity : 19