Nozzles for fluid mixing machines; nozzles for fluid mixing machines for producing nanoparticles or nanoemulsions; nozzles being parts of machines, namely, nozzles as parts of chambers of fluid mixing machines; nozzles being part of machines, namely, nozzles as parts of flow chambers of fluid mixing machines; mixing machines for industrial purposes; mechanical mixing machines; mixing machines for chemical processes; electrical apparatus in the nature of mixing machines for mixing fluids; comp...