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BR9800490A - Apparatus and process for pressure reduction in several stages - Google Patents

Apparatus and process for pressure reduction in several stages

Info

Publication number
BR9800490A
BR9800490A BR9800490A BR9800490A BR9800490A BR 9800490 A BR9800490 A BR 9800490A BR 9800490 A BR9800490 A BR 9800490A BR 9800490 A BR9800490 A BR 9800490A BR 9800490 A BR9800490 A BR 9800490A
Authority
BR
Brazil
Prior art keywords
pressure reduction
several stages
stages
several
reduction
Prior art date
Application number
BR9800490A
Other languages
Portuguese (pt)
Inventor
Nam-Sik Cho
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of BR9800490A publication Critical patent/BR9800490A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
    • B65G53/04—Conveying materials in bulk pneumatically through pipes or tubes; Air slides
    • B65G53/24—Gas suction systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Control Of Fluid Pressure (AREA)
  • Drying Of Solid Materials (AREA)
BR9800490A 1997-01-28 1998-01-27 Apparatus and process for pressure reduction in several stages BR9800490A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019970002321A KR100196631B1 (en) 1997-01-28 1997-01-28 Vacuum unit and method of multi-mixing type

Publications (1)

Publication Number Publication Date
BR9800490A true BR9800490A (en) 1999-08-10

Family

ID=19495633

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9800490A BR9800490A (en) 1997-01-28 1998-01-27 Apparatus and process for pressure reduction in several stages

Country Status (4)

Country Link
KR (1) KR100196631B1 (en)
CN (1) CN1083940C (en)
BR (1) BR9800490A (en)
ES (1) ES2154127B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108636270A (en) * 2018-05-21 2018-10-12 河北银隆新能源有限公司 A kind of control method and battery production mixing plant of equipment

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030079373A (en) * 2002-04-03 2003-10-10 반석제로파 주식회사 The far infra red ray emissive deodorant ceramics and a method for its preparation
CN100491721C (en) * 2005-06-27 2009-05-27 建国科技大学 Multi-stage vacuumizing device and vacuumizing method thereof
CN105836382B (en) * 2016-05-13 2017-10-03 华中科技大学 A kind of vaccum-pumping equipment
US11635238B2 (en) 2017-10-10 2023-04-25 Johnson Controls Tyco IP Holdings LLP Systems and methods for controlling a purge unit of a vapor compression system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3922110A (en) * 1974-01-28 1975-11-25 Henry Huse Multi-stage vacuum pump
US4361418A (en) * 1980-05-06 1982-11-30 Risdon Corporation High vacuum processing system having improved recycle draw-down capability under high humidity ambient atmospheric conditions
FR2640697B1 (en) * 1988-12-16 1993-01-08 Cit Alcatel PUMPING ASSEMBLY FOR PROVIDING HIGH VACUUMS
US4942053A (en) * 1989-07-19 1990-07-17 Geo. A. Hormel & Company Vacuum chilling for processing meat
JPH06147166A (en) * 1992-10-30 1994-05-27 Shin Nippon Zoki Kk Two stage liquid-tight type vacuum pump
FR2703782B1 (en) * 1993-04-08 1995-05-12 Cit Alcatel Leak detection installation for leak tightness testing of sealed packages.
KR100189120B1 (en) * 1996-09-04 1999-06-01 윤종용 Multiple vacuum device and method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108636270A (en) * 2018-05-21 2018-10-12 河北银隆新能源有限公司 A kind of control method and battery production mixing plant of equipment
CN108636270B (en) * 2018-05-21 2020-12-04 河北银隆新能源有限公司 A device control method and a stirring device for battery production

Also Published As

Publication number Publication date
ES2154127A1 (en) 2001-03-16
CN1083940C (en) 2002-05-01
CN1190158A (en) 1998-08-12
KR19980066651A (en) 1998-10-15
ES2154127B1 (en) 2001-11-16
KR100196631B1 (en) 1999-06-15

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Legal Events

Date Code Title Description
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 12A E 13A ANUIDADES.

B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2257 DE 08/04/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 12A E 13A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.