The CAA said the
TLZ - introduced from midday today (local time) - would allow flights for a limited time at higher ash densities than are currently allowed.
Explaining how the new
TLZ flight zone would be controlled, the CCA said: "To operate in the new zone, airlines need to present the CAA with a safety case that includes the agreement of their aircraft and engine manufacturers.
TLZ, Inc., (124) David White argued that
TLZ had infringed on novel and non-functional aspects of its patent, particularly the product's physical appearance and design.
After facing continued criticism from the aviation industry NATS said in a statement: "A third Time Limited Zone (
TLZ) is now being introduced for areas of medium ash density."
A new area of operation will be introduced to create a Time Limited Zone (
TLZ).
The
TLZ series of C[O.sub.2] 3-axis laser cutting machines features a bridge-type construction for cutting of thick plates or delicate thin sheet metals, exotic alloys and non-metallic material.
The CAA said a Time Limited Zone (
TLZ) had been agreed, in which it will be safe to allow flights for a limited time at higher ash densities than are currently allowed.