240515 ⎘
Plastic and nonmetallic article shaping or treating: processes; Direct application of fluid pressure differential to shape, reshape, i.e. distort, or sustain an article or preform and heat-setting, i.e. crystallizing of stretched or molecularly oriented portion thereof having plural, distinct differential fluid pressure shaping steps
Sub-classes:High compliance, high strength catheter balloons useful for treatment of gastrointestinal lesions
#2Methods and apparatus for meltblowing of polymeric material utilizing fluid flow from an auxiliary manifold
#3High compliance, high strength catheter balloons useful for treatment of gastrointestinal lesions