IT1142382B - Perfezionamento nei convogliatori per centrifughe - Google Patents

Perfezionamento nei convogliatori per centrifughe

Info

Publication number
IT1142382B
IT1142382B IT48146/81A IT4814681A IT1142382B IT 1142382 B IT1142382 B IT 1142382B IT 48146/81 A IT48146/81 A IT 48146/81A IT 4814681 A IT4814681 A IT 4814681A IT 1142382 B IT1142382 B IT 1142382B
Authority
IT
Italy
Prior art keywords
centrifuges
conveyors
improvement
Prior art date
Application number
IT48146/81A
Other languages
English (en)
Other versions
IT8148146A0 (it
Inventor
L Shapiro
Original Assignee
Pennwalt Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22471407&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IT1142382(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Pennwalt Corp filed Critical Pennwalt Corp
Publication of IT8148146A0 publication Critical patent/IT8148146A0/it
Application granted granted Critical
Publication of IT1142382B publication Critical patent/IT1142382B/it

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
    • B65G33/00—Screw or rotary spiral conveyors
    • B65G33/24—Details
    • B65G33/26—Screws
    • B65G33/265—Screws with a continuous helical surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
    • B04B1/20—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles discharging solid particles from the bowl by a conveying screw coaxial with the bowl axis and rotating relatively to the bowl
    • B04B1/2008—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles discharging solid particles from the bowl by a conveying screw coaxial with the bowl axis and rotating relatively to the bowl with an abrasion-resistant conveyor or drum

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Centrifugal Separators (AREA)
IT48146/81A 1980-03-31 1981-03-30 Perfezionamento nei convogliatori per centrifughe IT1142382B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/136,123 US4328925A (en) 1978-02-13 1980-03-31 Hard surfacing for a centrifuge conveyor

Publications (2)

Publication Number Publication Date
IT8148146A0 IT8148146A0 (it) 1981-03-30
IT1142382B true IT1142382B (it) 1986-10-08

Family

ID=22471407

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48146/81A IT1142382B (it) 1980-03-31 1981-03-30 Perfezionamento nei convogliatori per centrifughe

Country Status (10)

Country Link
US (1) US4328925A (it)
EP (1) EP0048733B2 (it)
JP (1) JPS5915032B2 (it)
AR (1) AR226719A1 (it)
AU (1) AU537550B2 (it)
BR (1) BR8107983A (it)
DE (1) DE3176108D1 (it)
IT (1) IT1142382B (it)
MX (1) MX155930A (it)
WO (1) WO1981002853A1 (it)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4419090A (en) * 1981-07-31 1983-12-06 Ingersoll-Rand Company Field replaceable screw conveyor inserts
US4516302A (en) * 1981-07-31 1985-05-14 Ingersoll-Rand Company Field replaceable screw conveyor inserts
DK148736C (da) * 1981-12-09 1986-03-03 Alfa Laval Separation As Transportsnegl, navnlig til en dekantercentrifuge
JPS58141747U (ja) * 1982-03-17 1983-09-24 三菱重工業株式会社 物質移動装置
US4449967A (en) * 1982-06-17 1984-05-22 Pennwalt Corporation Conveyor flight configuration
US4466533A (en) * 1982-09-30 1984-08-21 Shwayder Warren M Blade edge wear clips
JPS59166852U (ja) * 1983-04-19 1984-11-08 石川島播磨重工業株式会社 物質移動装置
DE59209674D1 (de) * 1991-11-26 1999-05-12 Flottweg Gmbh Vollmantel-Schneckenzentrifuge mit strukturierter Trommelinnenfläche
US5279407A (en) * 1992-08-26 1994-01-18 Wotco, Inc. Auger wear shoe
GB2273253B (en) * 1992-12-10 1996-11-20 Alfa Laval Sharples Ltd Apparatus with screw conveyor
US5354255A (en) * 1992-12-17 1994-10-11 Alfa Laval Separation Inc. Decanter centrifuge with conveyor capable of high speed and higher flow rates
US5328763A (en) * 1993-02-03 1994-07-12 Kennametal Inc. Spray powder for hardfacing and part with hardfacing
US5380434A (en) * 1993-07-21 1995-01-10 Tema Systems, Inc. Centrifuge scroll with abrasion resistant inserts
NO178567C (no) * 1994-02-01 1996-04-24 Dag Ommundsen Sliteelement for skruepresser o.l.
US5429581A (en) * 1994-03-07 1995-07-04 Dorr-Oliver Incorporated Wear-resistant tile surfacing for a centrifuge conveyor
US5653673A (en) * 1994-06-27 1997-08-05 Amoco Corporation Wash conduit configuration in a centrifuge apparatus and uses thereof
WO1998002665A1 (en) * 1996-07-12 1998-01-22 Tiletech Limited Tile etc.
US6478724B1 (en) * 1998-06-03 2002-11-12 Jeffery N. Beattey Centrifuge with clutch mechanism for synchronous blade and bowl rotation
GB9823345D0 (en) 1998-10-26 1998-12-23 Tiletech Limited Centrifuge tile etc
US6790169B2 (en) * 2000-08-31 2004-09-14 Varco I/P, Inc. Centrifuge with feed tube adapter
US7018326B2 (en) * 2000-08-31 2006-03-28 Varco I/P, Inc. Centrifuge with impellers and beach feed
DE102005005134A1 (de) * 2005-02-04 2006-08-17 Hiller Gmbh Verschleißschutzelement
AT503589B1 (de) * 2006-05-08 2009-06-15 Andritz Ag Maschf Träger mit verschleissteilen für schneckenpressen
CA2566407C (en) * 2006-11-01 2009-10-27 Supreme International Limited Auger for feed mixer
DE102006058431A1 (de) * 2006-12-12 2008-06-19 Siebtechnik Gmbh Zentrifugenschnecke
US20090098234A1 (en) * 2007-10-11 2009-04-16 Husky Injection Molding Systems Ltd. Screw with Carbide Inserts
US20110281716A1 (en) * 2010-05-14 2011-11-17 Hurd David E Wear Tiles for Centrifugal Separators
US20130210601A1 (en) * 2010-08-27 2013-08-15 Alfa Laval Corporate Ab Centrifugal separator
US8979623B1 (en) * 2011-11-23 2015-03-17 Ronald J. Kile Helical auger flight assemblies and thresher formed therewith
EP2996812B1 (en) * 2013-05-15 2017-07-05 Andritz S.A.S. Protection tiles for scroll conveyor flights
US11065628B2 (en) 2018-07-09 2021-07-20 Kennametal Inc. Centrifuge tile assembly
JP6600427B1 (ja) * 2019-01-31 2019-10-30 巴工業株式会社 遠心分離装置
BR202020012092U2 (pt) * 2020-06-16 2021-12-28 Pieralisi Do Brasil Ltda Pastilha cerâmica agregada em dispositivo
EP4309797A1 (en) 2022-07-20 2024-01-24 Alfa Laval Corporate AB Wear assembly for a helically formed, metal decanter screw conveyor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3764062A (en) * 1972-02-28 1973-10-09 Pennwalt Corp Centrifuge apparatus
JPS5141707A (ja) * 1974-10-07 1976-04-08 Nippon Soda Co Senjozaisoseibutsu
DE2450337A1 (de) * 1974-10-23 1976-04-29 Kloeckner Humboldt Deutz Ag Feststoffaustragungsschnecke einer vollmantel-schneckenzentrifuge
US3977515A (en) * 1974-12-16 1976-08-31 Bird Machine Company, Inc. Hard-surfaced screw conveyor for centrifuges
US3937317A (en) * 1975-01-02 1976-02-10 Bird Machine Company, Inc. Components for wear-resistant surfacing helical metal conveyor blades and the so surfaced blades
SE427901B (sv) * 1979-05-15 1983-05-24 Pennwalt Corp Centrifug med notningstalig transportor

Also Published As

Publication number Publication date
WO1981002853A1 (en) 1981-10-15
EP0048733A4 (en) 1984-03-01
JPS57500369A (it) 1982-03-04
US4328925A (en) 1982-05-11
EP0048733B1 (en) 1987-04-15
AU537550B2 (en) 1984-06-28
MX155930A (es) 1988-05-24
BR8107983A (pt) 1982-03-09
AR226719A1 (es) 1982-08-13
EP0048733B2 (en) 1990-03-21
AU7153981A (en) 1981-10-26
JPS5915032B2 (ja) 1984-04-07
IT8148146A0 (it) 1981-03-30
DE3176108D1 (en) 1987-05-21
EP0048733A1 (en) 1982-04-07

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970329