Dynamic gas filter apparatus

Patent · Tue Jul 22 00:00:00 EDT 1986

OSTI ID:5394880

Fijiwara, K; Shinoda, T; Kitou, S; Kawabe, S

An apparatus is described for filtering dust from a gas, comprising: a housing having a gas inlet, a gas outlet, and a bottom; an inflow screen for receiving inflow gas from the gas inlet; an outflow screen through which the gas passes as it flows toward the gas outlet; a gas treatment region located within the housing; a quantity of granular filter medium traversing the gas treatment region for removing dust from the gas; filter medium discharge means installed at the bottom of the gas treatment region; cleaning means for cleaning the granular filter medium and for returning the cleaned filter medium to the gas treatment region; the inflow screen being operative to selectively cause a portion of the granular filter medium to overflow towards the gas inlet in a direction having a directional component antiparallel to the direction of gas inflow.

• Assignee: Kabushikigaisha Takuma, Osaka
• Patent Number(s): US 4601736
• OSTI ID: 5394880
• Resource Relation: Patent File Date: Filed date 06 Nov 1984
• Country of Publication: United States
• Language: English

Related Subjects

54 ENVIRONMENTAL SCIENCES
42 ENGINEERING
DUSTS
FILTRATION
FILTERS
DESIGN
OPERATION
AIR POLLUTION CONTROL
CLEANING
GAS FLOW
GRANULAR MATERIALS
INCIDENCE ANGLE
INTAKE STRUCTURES
CONTROL
FLUID FLOW
MATERIALS
MECHANICAL STRUCTURES
POLLUTION CONTROL
SEPARATION PROCESSES
500200* - Environment
Atmospheric- Chemicals Monitoring & Transport- (-1989)
424000 - Engineering- Pollution Control Equipment- (1980-1989)