Stock material or miscellaneous articles – All metal or with adjacent metals – Defined configuration of both thickness and nonthickness...
Patent
1982-06-07
1985-12-17
Rutledge, L. Dewayne
Stock material or miscellaneous articles
All metal or with adjacent metals
Defined configuration of both thickness and nonthickness...
428600, 428923, 106 99, C04B 3118
Patent
active
045592764
ABSTRACT:
Steel block is directly subjected to cutting to produce steel fibers for reinforcing concrete, which are flat within determined conditions that if length of the steel fiber is L, width is W, thickness is t and flat index is N, and if L is 20 to 40 mm, N=W/t=7 to 9, wherein W=1.5 to 2.5 and t=0.2 to 0.3 mm.
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patent: 3504516 (1970-04-01), Sundberg
patent: 3728211 (1973-04-01), Ball
patent: 3953953 (1976-05-01), Marsden
patent: 4050949 (1977-09-01), Lundgren
patent: 4121943 (1978-10-01), Akazawa
patent: 4298660 (1981-11-01), Nakagawa
Aida Engineering Ltd.
Rutledge L. Dewayne
Zimmerman John J.
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