B01D2279/00

HANDHELD SMOKE FILTER
20230191307 · 2023-06-22 ·

The present invention provides a handheld smoke filter, the handheld smoke filter includes a housing, wherein one end of the housing is fixedly connected to a smoke spray inlet, the other end of the housing is fixedly connected to a bottom cover, the housing is provided inside with a filter element shell for filtering smoke, the filter element shell is provided with a first sponge layer, an activated carbon filter layer, a second sponge layer and an HEPA filter sequentially disposed from a filter element intake hole to a filter element exhaust hole. The handheld smoke filter of the present invention can use sponge, activated carbon and HEPA for multiple filtrations, so as to collect smoke sprayed from the mouth of a user more effectively, with better filtration effect and better air permeability.

Product gas filter

A product gas filter with a filter housing, into which product gas of a wood gas reactor is supplied, by means of a product gas line, and is discharged as clean gas through a clean gas line. Long-chain hydrocarbons in the product gas stream can be at least substantially reduced, and a high filter performance achieved, where the filter is divided gas-tight into two parts by a separating tray in such a way that the product gas line is delivered to the lower region and the clean gas line exits from the upper collecting space; at least two filter cartridges, each coupled individually to a compressed air line and compressed air source, project into the lower region; and a zeolite container is connected to the lower portion of the filter via a compressed air source connectable, Venturi nozzle and a lockable line.

GLASS FORMING MACHINE PARTICLE FILTER, A PLUNGER UNIT, A BLOW HEAD, A BLOW HEAD SUPPORT AND A GLASS FORMING MACHINE ADAPTED TO OR COMPRISING SAID FILTER
20170313614 · 2017-11-02 ·

The present invention relates to a particle filter (F) for a glass forming machine operating according to a blow-and-blow process or according to a press-and-blow process, said particle filter (F) is adapted for placing in at least an air channel (14a) serving pressurized air for counter blow (5) of a parison (P) in a blank mold (2) forming station of said glass forming machine, and/or an air channel (14b, 20) serving pressurized air for final blow (11) and/or for finish cooling (21) of a glass container (12) made of said parison (P) in a finish mold (8) station of said glass forming machine, said particle filter (F) comprising a surface filter as a main filter media (MF) and said particle filter (F), if placed in at least said air channel (14a) serving pressurized air for counter blow (5) of said parison (P) in said blank mold (2) forming station of said glass forming machine, and/or said air channel (14b, 20) serving pressurized air for final blow (11) and/or for finish cooling (21) of said glass container made of said parison (P) in said finish mold (8) station of said glass forming machine, avoiding passage of particles above a certain size from a dirty side of said main filter media (MF) to a clean side of said main filter media (MF) and thus, also avoiding final passage of said particles above said certain size into said parison (P) or said glass container (12) blown by said glass forming machine and a plunger unit (PU), a blow head (BH), a blow head support and a glass forming machine adapted for a particle filter (F) according to the present invention.

ADSORBED NATURAL GAS STORING TANK
20170292654 · 2017-10-12 ·

An adsorbed natural gas storing tank is provided. The adsorbed natural gas storing tank includes a tank body that has an upper plate and a lower plate coupled to define an inner space provided with an adsorbent material. The tank body includes an opening that extends through the upper and lower plates. A central plate is inserted in the opening to seal one side of the tank body. Additionally, the central plate has a plurality of discharge apertures formed along a circumferential wall thereof to discharge natural gas reacted with the adsorbent material and has a mounting region therein. A filter assembly is inserted in the mounting region, is fastened to the central plate, filters natural gas passing through the discharge apertures, and is equipped with a control valve for adjusting natural gas discharge.

FACEPIECE ELECTROSTATIC CHARGING DEVICES AND METHODS THEREOF
20220040616 · 2022-02-10 ·

A facepiece charging device comprising a receptacle system, an electrostatic charging system, and a support structure. The receptacle system is configured to detachably receive and secure a facepiece. The electrostatic charging system is configured to transfer an electrostatic charge to the facepiece when energized. The support structure has a moveable guide system coupled to at least one of the receptacle system or the electrostatic charging system. The moveable guide system has at least an engaged position where the receptacle system is adjacent the electrostatic charging system to electrostatically charge the facepiece and a disengaged position where the receptacle system is spaced from the electrostatic charging system.

Capture devices and related methods of use

A system for retrieving material from a cavity in a patient may include a tube having a proximal end and a distal end, the scope configured to be inserted into the cavity, and a filter assembly disposed between the tube and a vacuum source configured to apply negative pressure through the tube to cause the material to flow through the tube from the distal end to the proximal end, the filter assembly including a filter configured to trap the material in the filter assembly, and allow liquid and gases to pass through the filter assembly.

FILTER APPARATUS FOR COMPRESSED AIR
20170232375 · 2017-08-17 ·

A compressed air filter apparatus includes a main flow path as a flow path in which compressed air should circulate, formed in a body to extend from a first opening into a penetration hole, an upper inner flow path extending from the penetration hole to an upper inner space, an upper inner and outer flow path extending from the upper inner space to an upper outer space to pass through an upper filer element, a communication flow path extending from the upper outer space to a lower outer space to pass through a communication hole, a secondary flow path extending from the lower outer space to a second opening, a lower inner flow path extending from the penetration hole to a lower inner space, and a lower inner and outer flow path extending from the lower inner space to the lower outer space to pass through a lower filter element.

Filter for gas generator and gas generator
11247164 · 2022-02-15 · ·

A filter for gas generator has an outer geometry substantially of a hollow cylinder and it is formed by a wound body of a metal wire. The metal wire is made of an elongated member having a V-shaped cross-section orthogonal to a direction of extension thereof. A V-shaped groove defined in the metal wire faces a hollow portion in the filter for gas generator and an angle α of the V-shaped groove is not smaller than 130[°] and not greater than 140[°].

Lice Removal Device
20170258197 · 2017-09-14 ·

A lice removal device (10) comprising a main housing (12) including a first aperture (15) at a first end (14) thereof and a second aperture (17) at a second end (16) thereof. A fan unit (18) is provided within the main housing (12) to draw air in through the first aperture (15) and expel air outwardly through the second aperture (17) A comb unit (43) is securable to the first end of the main housing (12), the comb unit (34) comprising a comb housing (36) and a blade unit (38). The blade unit (38) includes a first side member (46) having a plurality of teeth (44) extending outwardly therefrom and a second side member (48) located adjacent and parallel to the first side member (46) to define an elongate opening (50) such that air is drawn across a first side of the teeth (44) and into the elongate opening (50).

Collection device, collection method, and fibrous feedstock recycling device
11198087 · 2021-12-14 · ·

Technology improving the effect of cleaning a filter by a high pressure air current is provided. A first dust collector 27 has a housing into which a gas carrying capture material is carried; a filter 240 having a filter element 305 that captures the capture material, and an opening 305b from which air passing through the filter element 305 flows out; and an injector having a nozzle with an injection opening that injects a gas, moves the nozzle to a position in contact with the opening, and injects the gas from the injection opening 305b when the nozzle is in contact with the opening 305b.