Title:
METHOD OF MANUFACTURING NONCOMBUSTIBLE WOOD
Document Type and Number:
WIPO Patent Application WO/2003/041925
Kind Code:
A1
Abstract:
A method of manufacturing noncombustible wood capable of maximizing the amount of noncombustible agent used to impregnate the wood therewith, completely fulfilling the requirements of the Building Standard Law for noncombustible wood, and being manufactured rather easily, comprising three times of drying steps for drying the wood (for example, board material B), two times of decompressing steps for decompressing the wood, two times of decompressed impregnation steps for impregnating the wood with noncombustible treatment agent in decompressed state, and two times of pressurized impregnation steps for impregnating the wood with the noncombustible treatment agent in pressurized state.
Inventors:
ASANO NARIAKI (JP)
ASANO HIROYA (JP)
ASANO TAKAHITO (JP)
ASANO HIROYA (JP)
ASANO TAKAHITO (JP)
Application Number:
PCT/JP2002/011954
Publication Date:
May 22, 2003
Filing Date:
November 15, 2002
Export Citation:
Assignee:
ASANO MOKUZAI INDUSTRY CO LTD (JP)
ASANO NARIAKI (JP)
ASANO HIROYA (JP)
ASANO TAKAHITO (JP)
ASANO NARIAKI (JP)
ASANO HIROYA (JP)
ASANO TAKAHITO (JP)
International Classes:
B27K3/08; B27K3/32; B27K5/04; F26B7/00; (IPC1-7): B27K3/08; B27K3/32
Domestic Patent References:
| WO1997046358A1 | 1997-12-11 | |||
| WO1999013022A1 | 1999-03-18 |
Foreign References:
| JPH11277506A | 1999-10-12 | |||
| JPH09277209A | 1997-10-28 | |||
| JPS6042003A | 1985-03-06 | |||
| JPH08336811A | 1996-12-24 | |||
| JP2001200255A | 2001-07-24 | |||
| JPH04234603A | 1992-08-24 |
Other References:
See also references of EP 1452286A4
Attorney, Agent or Firm:
Shirasaki, Shinji (Mikado Bldg. 29-21 Takadanobaba 1-chome Shinjuku-ku, Tokyo, JP)
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