Title:
密閉汚染保護装置
Document Type and Number:
Japanese Patent JP4113256
Kind Code:
B2
Abstract:
PCT No. PCT/FR96/00563 Sec. 371 Date Jan. 16, 1998 Sec. 102(e) Date Jan. 16, 1998 PCT Filed Apr. 12, 1996 PCT Pub. No. WO96/32613 PCT Pub. Date Oct. 17, 1996A method for closely protecting materials (10) sensitive to contamination by airborne contaminating agents and placed on a work surface (P). At least one decontaminated gas stream (1, 2) is fed from either side towards the materials in a direction substantially parallel to the work surface, and each gas stream (3) leaves the work surface in an intermediate area between the edges of the work surface and in a direction substantially perpendicular thereto. Alternatively, at least one gas stream is fed towards the materials from above the work surface at an intermediate area between the edges thereof, and in a direction substantially perpendicular thereto, and each gas stream leaves the work surface in a direction substantially parallel thereto and on either side of the materials.
Inventors:
Chevalier, Philip
Application Number:
JP53078096A
Publication Date:
July 09, 2008
Filing Date:
April 12, 1996
Export Citation:
Assignee:
Ultra Propuru Neutricion Industry Le Sherche (You N Ale)
International Classes:
B08B17/02; A23L3/00; F24F3/16
Domestic Patent References:
| JP4193378A | ||||
| JP2207847A | ||||
| JP6053079U |
Attorney, Agent or Firm:
Tadashi Sato
Toshiya Sato
Toshiya Sato