Boring or penetrating the earth – Bit or bit element – Plural separable cutter elements
Patent
1981-03-27
1987-08-25
Novosad, Stephen J.
Boring or penetrating the earth
Bit or bit element
Plural separable cutter elements
76108A, 228212, 228135, 228254, 408144, B23C 104, B23C 3514, E21B 1058
Patent
active
046886524
ABSTRACT:
A braze fixture is described having appendages for holding a first component substantially fixed in a predetermined portion with respect to a second component during a brazing operation in which the first component is brazed to the second component.
REFERENCES:
patent: 1956233 (1934-04-01), Braun
patent: 3960310 (1976-06-01), Nussbaum
patent: 4032057 (1977-06-01), Linscott, Jr.
patent: 4143723 (1979-03-01), Schmotzer
patent: 4330044 (1982-05-01), Orr et al.
patent: 4356873 (1982-11-01), Dziak
Kennametal Inc.
Novosad Stephen J.
Prizzi John J.
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