Chlorine dioxide decontamination system and method
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A61L-002/00
A61L-009/00
A61L-002/18
출원번호
US-0759929
(2010-04-14)
등록번호
US-8524167
(2013-09-03)
발명자
/ 주소
Regits, Michael A.
Luftman, Henry S.
Lorcheim, Paul W.
출원인 / 주소
Regits, Michael A.
대리인 / 주소
Duane Morris LLP
인용정보
피인용 횟수 :
1인용 특허 :
9
초록▼
A system includes a portable source of gaseous chlorine dioxide (CD). The source has first source and return couplings for sealingly connecting to a CD generation flow path comprising at least one gas conduit. The CD generation flow path comprises second source and return couplings for sealingly con
A system includes a portable source of gaseous chlorine dioxide (CD). The source has first source and return couplings for sealingly connecting to a CD generation flow path comprising at least one gas conduit. The CD generation flow path comprises second source and return couplings for sealingly connecting the source to a device to be treated with the CD generation flow path, or a tent structure enclosing the device to be treated. A portable scrubber has third couplings for sealingly connecting to a scrubbing flow path comprising at least one gas conduit for removing the CD from the device or tent structure. The gas conduit has fourth couplings for connecting the device or tent structure to the scrubbing flow path.
대표청구항▼
1. A system comprising: a portable source of gaseous chlorine dioxide (CD), the portable source having a first source coupling and a first return coupling for sealingly connecting the portable source to a CD generation flow path comprising at least one gas conduit, the CD generation flow path compri
1. A system comprising: a portable source of gaseous chlorine dioxide (CD), the portable source having a first source coupling and a first return coupling for sealingly connecting the portable source to a CD generation flow path comprising at least one gas conduit, the CD generation flow path comprising a second source coupling and a second return coupling for sealingly connecting the portable source to a device to be treated with the CD generation flow path, wherein the portable source includes: a sealed reservoir for containing a volume of water,a sealable first dispenser connected to the sealed reservoir for adding a solid CD precursor to the water, wherein the sealable first dispenser includes a solid or powder dispensing cylinder with a dispensing damper slidably mounted therein; anda sparging tube for introducing air or an inert gas into the water in the sealed reservoir, for releasing the gaseous CD; anda portable scrubber having a third coupling for sealingly connecting to a scrubbing flow path comprising at least one gas conduit for removing the CD from the device, the at least one gas conduit of the scrubbing flow path having a fourth coupling for connecting the device, to the scrubbing flow path. 2. The system of claim 1, further comprising: a first blower in, the CD generation flow path for pumping the CD into the device, anda second blower in the scrubbing flow path for pumping the CD through the portable scrubber. 3. The system of claim 1, wherein the first dispenser includes: a solid or powder receptacle for feeding the solid CD precursor into an opening of the dispensing damper; anda sealable, gas-tight cap for sealing the solid or powder receptacle. 4. The system of claim 1, wherein the second source coupling and second return coupling are configured for sealingly connecting the portable source to a temporary enclosed sealed space. 5. The system of claim 1, wherein the second source coupling and second return coupling are configured for sealingly connecting the portable source to a biological safety cabinet. 6. The system of claim 1, wherein the second source coupling and second return coupling are configured for sealingly connecting the portable source to a negative isolator. 7. The system of claim 1, wherein the second source coupling and second return coupling are configured for sealingly connecting the portable source to a positive isolator. 8. The system of claim 1, wherein the second source coupling and second return coupling are configured for sealingly connecting the portable source to an animal device. 9. The system of claim 1, wherein the second source coupling and second return coupling are configured for sealingly connecting the portable source to an incubator. 10. The system of claim 1, wherein the second source coupling and second return coupling are configured for sealingly connecting the portable source to a refrigerator. 11. The system of claim 1, wherein the second source coupling and second return coupling are configured for sealingly connecting the portable source to a freezer. 12. The system of claim 1, wherein the second source coupling and second return coupling are configured for sealingly connecting the portable source to a room. 13. A system comprising: a portable source of gaseous chlorine dioxide (CD), the portable source having a first source coupling and a first return coupling for sealingly connecting to a CD generation flow path comprising at least one gas conduit, the CD generation flow path comprising a second source coupling and a second return coupling for sealingly connecting the portable source to a device to be treated with the CD generation flow path, wherein the portable source includes: a sealed reservoir for containing a volume of water,a sealable first dispenser connected to the sealed reservoir for adding a solid CD precursor to the water, anda sparging tube for introducing air or an inert gas into the water in the sealed reservoir, for releasing the gaseous CD,a portable scrubber having a third coupling for sealingly connecting to a scrubbing flow path comprising at least one gas conduit for removing the gaseous CD from the device, the at least one gas conduit of the scrubbing flow path having a fourth coupling for connecting the device to the scrubbing flow path, wherein the portable scrubber includes a high efficiency particulate air (HEPA) filter using charcoal, through which the gaseous CD in the scrubbing flow path is to be pumped;a first blower in the gaseous CD generation flow path for pumping the gaseous CD into the device, anda second blower in the scrubbing flow path for pumping the CD through the scrubber. 14. The system of claim 13, wherein the second blower is sized to provide a higher airflow volume than the first blower, for scrubbing the gaseous CD from the device to be treated. 15. The system of claim 13, further comprising a controller coupled to the first and second blowers, configured for selectably operating the first blower in a CD generation mode or operating the second blower in a scrubbing mode. 16. The system of claim 15, wherein: the system further comprises a check valve between the second blower and the device to be treated, wherein said check valve is configured to permit one way flow from the second blower to the device to be treated, and prevent backflow from the device to be treated to the second blower. 17. A system comprising: a portable source of gaseous chlorine dioxide (CD), the portable source having a first source coupling and a first return coupling for sealingly connecting to a CD generation flow path comprising at least one gas conduit, the CD generation flow path comprising a second source coupling and a second return coupling for sealingly connecting the portable source to a device to be treated with the CD generation flow path, wherein the portable source includes: a sealed reservoir for containing a volume of water,a sealable first dispenser connected to the sealed reservoir for adding a solid CD precursor to the water, anda sparging tube for introducing air or an inert gas into the water in the sealed reservoir, for releasing the gaseous CD,a portable scrubber having a third coupling for sealingly connecting to a scrubbing flow path comprising at least one gas conduit for removing the gaseous CD from the device, the at least one gas, conduit of the scrubbing flow path having a fourth coupling for connecting the device to the scrubbing flow path, wherein the portable scrubber includes: a charcoal container, anda foot valve screen coupled to the scrubbing flow path for dispersing the gaseous CD through the charcoal container;a first blower in the gaseous CD generation flow path for pumping the gaseous CD into the device, anda second blower in the scrubbing flow path for pumping the gaseous CD through the scrubber. 18. A system comprising: a portable source of gaseous chlorine dioxide (CD), the portable source having a first source coupling and a first return coupling for sealingly connecting to a CD generation flow path comprising at least one gas conduit, the CD generation flow path comprising a second source coupling and a second return coupling for sealingly connecting the portable source to a device to be treated with the CD generation flow path, wherein the portable source includes: a sealed reservoir for containing a volume of water,a sealable first dispenser connected to the sealed reservoir for adding a solid CD precursor to the water, anda sparging tube for introducing air or an inert gas into the water in the sealed reservoir, for releasing the gaseous CD,a portable scrubber having a third coupling for sealingly connecting to a scrubbing flow path comprising at least one gas conduit for removing the gaseous CD from the device, the at least one gas conduit of the scrubbing flow path having a fourth coupling for connecting the device to the scrubbing flow path;a first blower in the gaseous CD generation flow path for pumping the gaseous CD into the device,a second blower in the scrubbing flow path for pumping the gaseous CD through the scrubber; anda steam generator and a relative humidity meter, for humidifying the device prior to providing gaseous CD from the portable source of gaseous CD to the device. 19. A system comprising: a portable source of gaseous chlorine dioxide (CD), the portable source having a first source coupling and a first return coupling for sealingly connecting to a CD generation flow path comprising at least one gas conduit, the CD generation flow path comprising a second source coupling and a second return coupling for sealingly connecting the portable source to a device to be treated with the CD generation flow path, wherein the portable source includes: a sealed reservoir for containing a volume of water,a sealable first dispenser connected to the sealed reservoir for adding a solid CD precursor to the water,a sparging tube for introducing air or an inert gas into the water in the sealed reservoir, for releasing the gaseous CD, anda sealable second dispenser connected to the sealed reservoir for adding a neutralizing chemical to the water and solid CD precursor; anda portable scrubber having a third coupling for sealingly connecting to a scrubbing flow path comprising at least one gas conduit for removing the CD from the device, the at least one gas conduit of the scrubbing flow path having a fourth coupling for connecting the device to the scrubbing flow path. 20. A method of using the system of claim 13, wherein the at least one gas conduit includes source and return gas conduits, the method comprising: connecting the source gas conduit and a return gas conduit to supply and return fittings of the device to be treated, and to the couplings of the portable source of gaseous chlorine dioxide (CD), so as to form the CD generation flow path connecting the portable source to the device;pumping gaseous CD from the portable source through the device to be treated;returning the gaseous CD from the device to be treated to the portable source;connecting the portable source and return gas conduits to supply and return fittings of a portable scrubber to form a scrubbing flow path;removing, the gaseous CD from the device by pumping gas from the device through the portable scrubber; and returning the scrubbed gas from the portable scrubber to the device to be treated. 21. The method of claim 20, further comprising: adding a solid CD precursor to water in a sealed reservoir within the source; andsparging the water to emit, the gaseous CD. 22. The method of claim 21, wherein the adding includes sliding a dispensing damper within a solid or powder dispensing cylinder to add the solid CD precursor. 23. The method of claim 22, wherein the adding includes: feeding the CD precursor into a solid receptacle or powder receptacle adjacent the dispensing damper; andsealing the solid receptacle or powder receptacle with a gas-tight cap. 24. The method of claim 20, further comprising adding a neutralizing chemical to the water and gaseous CD precursor after the device is treated with the gaseous CD. 25. The method of claim 20, wherein said pumping gas from the device through the scrubber includes forcing the gas in the scrubbing flow path through a bed of charcoal. 26. The method of claim 20, wherein said pumping gas from the device through the scrubber includes forcing the gas in the scrubbing flow path through a high efficiency particulate air (HEPA) filter. 27. The method of claim 20, wherein: a first blower in the CD generation flow path is used for pumping the gaseous CD from the portable source into a tent surrounding the device to be treated, anda second blower in the scrubbing flow path is used for pumping gas from the tent through the portable scrubber.
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이 특허에 인용된 특허 (9)
Simpson Gregory D. (Deer Park TX) Laxton Garry D. (Pasadena TX) McCullough Harold D. (Hobbs NM) Miller Jay T. (Hobbs NM), Biocide treatment system and method.
Rosenblatt Aaron (New York NY) Rosenblatt David H. (Baltimore MD) Feldman David (New York NY) Knapp Joseph E. (Pittsburgh PA) Battisti Diane (Greensburg PA) Morsi Badie (Pittsburgh PA), Method and apparatus for chlorine dioxide manufacture.
Rosenblatt David H. (Baltimore MD) Rosenblatt Aaron A. (New York NY) Knapp Joseph A. (Pittsburgh PA), Use of chlorine dioxide gas as a chemosterilizing agent.
Rosenblatt David H. (Baltimore MD) Rosenblatt Aaron A. (New York NY) Knapp Joseph E. (Pittsburgh PA), Use of chlorine dioxide gas as a chemosterilizing agent.
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