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Title:
WASHING METHOD
Document Type and Number:
Japanese Patent JP3141287
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To allow a high washing efficiency to be demonstrated without deteriorating cloth face covering a standing substrate of a rigid material such as a partition or a wall of the interior of a room, even in the case the cloth is stained with an oil film.
SOLUTION: After an aqueous pretreatment agent solution containing a solvent having an oil film-breaking function is sprayed to cloth covering a standing substrate 30 made of a rigid material, the pretreatment agent and a detergent penetrating the cloth are sucked and removed together with stain components, while an aqueous detergent solution being sprayed by a detergent spraying and sucking apparatus 11. Consequently, even if an oil film exists on the cloth surface, the oil film is decomposed and easily removed by a conventional detergent. Moreover, the amount of water to be used is lessened as for as possible, so that a trouble that the cloth peels off of the standing substrate can be avoided.


Inventors:
Seiichi Asai
Application Number:
JP27457698A
Publication Date:
March 05, 2001
Filing Date:
September 29, 1998
Export Citation:
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Assignee:
OA Care System Co., Ltd.
International Classes:
A47L11/38; B08B3/08; C11D7/50; (IPC1-7): B08B3/08; A47L11/38; C11D7/50
Domestic Patent References:
JP1113015A
JP60114232A
JP5331368A
JP56116950U
Attorney, Agent or Firm:
Jun Kawashima