bids are invited for petroleum engineering lab mud balance mud weight and mud density , marsh funnel plastic viscosity or marsh funnel viscosity , visco-gel multi speed viscometer gel strength , filter press hydraulic dead weight assembly filtration loss , sand content kit sand content , consistometer model -60 , ruska gas permeameter permeability , liquid permeameter permeability , porosity by helium porosimeter porosity , soxhlet extraction apparatus , specimen of different geological minerals and rocks , geology models wooden total 12 model , 3d raised charts of geology total 12 charts , hydraulic bench , gear pumps model , reynolds apparatus , apparatus for studying heat transfer through composite wall , apparatus for determination of heat transfer through lagged pipe , forced convection apparatus , apparatus for determination of lmtd of parallel and counter flow heat exchanger , apparatus for determination of stefan boltzmann law , apparatus for determination of single effect evaporation , experimental setup for triple effect , experimental setup for condensation in vertical condenser , flash and fire point apparatus , cloud and pour point apparatus , aniline point apparatus , bromine number apparatus , reid vapour pressure apparatus , sulphur content apparatus , carbon residue apparatus total quantity : 31