| 摘要 |
<p>An apparatus for coating flat glass by directing a reactant gas over the glass surface incorporates a gas flow restrictor 2 which comprises a chamber 24 which is adapted to receive a supply of reactant gas and is adapted to output a flow of the reactant gas over the flat glass being coated. A series of at least two restrictions 27, 64, 38 is provided in the gas flow restrictor, each restriction 27, 64, 38 comprising a plate member 28, 66, 40 extending across the chamber 24 and having a plurality of apertures 36, 68, 52 therethrough.</p> |
