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US 6,656,579 B1Granted
Concrete products for promotion of afforestation
AssigneeNorihiko Hirano
InventorsAkira Kojima, Norihiko Hirano, Shigeru Furukawa
Life of this patent
Estimating the term…
Abstract
A concrete product for promotion of afforestation, to be used in an environment where a sufficient amount of water for accelerating germination of seeds is supplied. Carbon fibers are disposed on the outer surface of a concrete body. The carbon fibers are made of filaments having a strand form, non-woven fabric form, woven fabric form, knitted form, or a combination thereof.
Claims13
A concrete product for promotion of afforestation said concrete product comprising:
- a concrete body;
- and
- carbon fibers constructed of bundled carbon fiber filaments, each of said carbon fibers having a first end portion embedded in said concrete body and a second end portion extending from an outer surface of said concrete body.
A concrete product for promotion of afforestation said concrete product comprising:
- a concrete body;
- and
- carbon fibers having a first end portion embedded in said concrete body and a second end portion extending from an outer surface of said concrete body.
Dependencies are inferred from the claim text.