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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Ethridge; Edwin C.
Address:
Huntsville, AL
No. of patents:
6
Patents:












Patent Number Title Of Patent Date Issued
4911342 Pleating needle March 27, 1990
A pleating machine having a frame supporting two pairs of rollers formed with intermeshing teeth. Each pair is comprised of upper and lower intermeshing rollers, with a roller of the first pair intermeshing with a roller of the second pair to form a continuous train of gears. Each roller
4811873 Self-stripping pleating apparatus March 14, 1989
A pleating machine having a frame supporting two pairs of rollers formed with intermeshing teeth. Each pair is comprised of upper and lower intermeshing rollers, with a roller of the first pair intermeshing with a roller of the second pair to form a continuous train of gears. Each roller
4725234 Alveolar bone grafting process with controlled surface active ceramics February 16, 1988
Materials and dental procedures are disclosed for the treatment of resorbed or diseased periodontal and alveolar bone tissues. Biocompatible nonresorbable ceramic mixtures and compounds containing silicon, calcium, phosphorous, and sodium oxides and flurides are prepared as powders or
4654065 Quasi-containerless glass formation method and apparatus March 31, 1987
Apparatus and method for forming ultrapure glass rods (13) or fibers (28) from a polycrystalline rod (11) in which the method comprises the steps of heating a selected short section of the rod in the first furnace (21) to form a molten zone of the rod, heating a second selected short sec
4565557 Containerless high purity pulling process and apparatus for glass fiber January 21, 1986
Apparatus and method for pulling optical glass fibers in a containerless environment is disclosed which includes a single-axis acoustical levitation furnace (10) in which a specimen (S) is levitated and melted. A reflector unit (16) is carried in the interior of the furnace and includes
4447251 Sonic levitation apparatus May 8, 1984
A sonic levitation apparatus (A) is disclosed which includes a sonic transducer (14) which generates acoustical energy responsive to the level of an electrical amplifier (16). A duct (B) communicates with an acoustical chamber (18) to deliver an oscillatory motion of air to a plenum










 
 
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