FI85191B - Foerfarande och anlaeggning foer att ta prov. - Google Patents

Foerfarande och anlaeggning foer att ta prov. Download PDF

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Publication number
FI85191B
FI85191B FI902839A FI902839A FI85191B FI 85191 B FI85191 B FI 85191B FI 902839 A FI902839 A FI 902839A FI 902839 A FI902839 A FI 902839A FI 85191 B FI85191 B FI 85191B
Authority
FI
Finland
Prior art keywords
valve
product
sample
sampling
closed
Prior art date
Application number
FI902839A
Other languages
English (en)
Finnish (fi)
Other versions
FI902839A0 (fi
FI902839A (fi
FI85191C (sv
Inventor
Jouni Takakarhu
Original Assignee
Neste Oy
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 Neste Oy filed Critical Neste Oy
Priority to FI902839A priority Critical patent/FI85191C/sv
Publication of FI902839A0 publication Critical patent/FI902839A0/fi
Priority to US07/707,463 priority patent/US5180558A/en
Priority to EP91109093A priority patent/EP0460594B1/en
Priority to DE69124141T priority patent/DE69124141T2/de
Priority to AT91109093T priority patent/ATE147856T1/de
Application granted granted Critical
Publication of FI902839A publication Critical patent/FI902839A/fi
Publication of FI85191B publication Critical patent/FI85191B/fi
Publication of FI85191C publication Critical patent/FI85191C/sv

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/44—Resins; Plastics; Rubber; Leather
    • G01N33/442—Resins; Plastics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/008—Details of the reactor or of the particulate material; Processes to increase or to retard the rate of reaction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/10—Devices for withdrawing samples in the liquid or fluent state
    • G01N1/20—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials
    • G01N1/2035—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials by deviating part of a fluid stream, e.g. by drawing-off or tapping
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/44—Resins; Plastics; Rubber; Leather

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Polymerisation Methods In General (AREA)
  • Measurement Of Radiation (AREA)
  • Burglar Alarm Systems (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Bag Frames (AREA)

Claims (6)

1. Förfarande för kontinuerlig provtagning frän en produktström frän en polyraerisationsreaktor som innehäller polymer, utspädningsmedel och 5 monomerer, vilken produktström avlägsnar sig frän polymerisationsreak-torn (15) via en uttagningsventil (18) som öppnas periodvis tili en separationsbehällare (20) för fasta ämnen, känne tecknat därav, att provtagningen utförs frän produktröret (19) via en tillslut-ningsventil (28) av on/off-typ, som sluts till dä uttagningsventilen 10 (18) öppnas för tiden för trycksvängningen som uppkommer och öppnas efter trycksvängningen.
2. Förfarande enligt patentkrav 1, kännetecknat därav, att provströmmen via nämnda tillslutningsventil (28) sker nedifrän uppät. 15
3. Förfarande enligt patentkrav 1 eller 2, kännetecknat därav, att nämnda tillslutningsventil (28) leder tili en analysator (26) för provströmmen via en bufferbehällare (29), vars volym räcker tili att upprätthälla en provström under det att tillslutningsventilen 20 (28) är sluten.
4. Anläggning för kontinuerlig provtagning frän ett uttagssystem frän en polymerisationsreaktor (15), som innefattar en uttagningsventil (18) som öppnas periodvis samt ett produktrör (19) som leder tili separa- 25 tionssystemet (20) samt organ för att ta prov frän produktröret (19), kännetecknad därav, att provtagningsorganen innefattar en tillslutningsventil (28) av on/off-typ, som sluts till för tiden för trycksvängningen som uppkommer dä uttagningsventilen (18) öppnas och öppnas efter trycksvängningen samt en bufferbehällare (29), vars volym 30 räcker tili att upprätthälla en kontinuerlig provström dä tillslutningsventilen (28) är sluten.
5. Anläggning enligt patentkrav 1, kännetecknad därav, att tillslutningsventilen (28) är ovanför produktröret (19). 35 7 85191
6. Anläggning enligt patentkrav 4 eller 5, kännetecknad ddrav, att den innehäller en ventil (30) för konstant Ström, som upp-rätthAller en konstant Ström frän bufferbehällaren (29) tili analysa-torn (26). 5
FI902839A 1990-06-07 1990-06-07 Förfarande och anläggning för att ta prov FI85191C (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI902839A FI85191C (sv) 1990-06-07 1990-06-07 Förfarande och anläggning för att ta prov
US07/707,463 US5180558A (en) 1990-06-07 1991-05-30 Method and apparatus for taking samples
EP91109093A EP0460594B1 (en) 1990-06-07 1991-06-04 Method and apparatus for taking samples
DE69124141T DE69124141T2 (de) 1990-06-07 1991-06-04 Verfahren und Gerät zur Probennahme
AT91109093T ATE147856T1 (de) 1990-06-07 1991-06-04 Verfahren und gerät zur probennahme

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI902839A FI85191C (sv) 1990-06-07 1990-06-07 Förfarande och anläggning för att ta prov
FI902839 1990-06-07

Publications (4)

Publication Number Publication Date
FI902839A0 FI902839A0 (fi) 1990-06-07
FI902839A FI902839A (fi) 1991-11-29
FI85191B true FI85191B (fi) 1991-11-29
FI85191C FI85191C (sv) 1992-03-10

Family

ID=8530582

Family Applications (1)

Application Number Title Priority Date Filing Date
FI902839A FI85191C (sv) 1990-06-07 1990-06-07 Förfarande och anläggning för att ta prov

Country Status (5)

Country Link
US (1) US5180558A (sv)
EP (1) EP0460594B1 (sv)
AT (1) ATE147856T1 (sv)
DE (1) DE69124141T2 (sv)
FI (1) FI85191C (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0698204B1 (en) * 1993-05-12 2000-08-23 Borealis Polymers Oy Method of and equipment for taking a sample

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI101177B1 (sv) * 1995-05-11 1998-04-30 Borealis Polymers Oy Förfarande och apparatur för provtagning
US5993747A (en) * 1997-06-25 1999-11-30 Ferro Corporation Mixing system for processes using supercritical fluids
EP1549681A1 (en) * 2002-09-13 2005-07-06 Chevron Phillips Chemical Company LP Process and apparatus for reducing take-off valve plugging in a polymerization process
CN100482693C (zh) * 2002-09-13 2009-04-29 切夫里昂菲利普化学有限责任公司 在聚合法中减少取料阀堵塞的方法和设备
EP2064312B1 (en) * 2006-09-29 2021-03-24 The Administrators of the Tulane Educational Fund Methods and devices for simultaneously monitoring the characteristics of microscopic particles in suspension and the characteristics of soluble components during reactions
US20110152472A1 (en) † 2009-12-17 2011-06-23 Gessner Mark A Operation of multi-reactor polyolefin manufacturing process
CN102650575B (zh) * 2012-04-13 2013-11-27 宣达实业集团有限公司 剧毒介质取样方法及其装置
US9469698B2 (en) 2014-04-29 2016-10-18 Chevron Phillips Chemical Company Lp Process for forming polyolefins
US9708426B2 (en) 2015-06-01 2017-07-18 Chevron Phillips Chemical Company Lp Liquid-solid sampling system for a loop slurry reactor
ES2707391T3 (es) 2015-06-23 2019-04-03 Borealis Ag Procedimiento para la producción de resinas de LLDPE
PL3252085T3 (pl) 2016-05-31 2023-02-13 Borealis Ag Pancerz o polepszonych właściwościach
CN106092661A (zh) * 2016-08-26 2016-11-09 山东太古飞机工程有限公司 民用航空器燃油排放和燃油采样设备

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3257363A (en) * 1961-05-22 1966-06-21 Phillips Petroleum Co Control of the composition of a reaction mixture
US3293000A (en) * 1962-10-05 1966-12-20 Phillips Petroleum Co Withdrawal of solids from a flowing stream comprising a slurry of same
US3427138A (en) * 1963-10-07 1969-02-11 Exxon Research Engineering Co Process control system for making butyl rubber
US3429186A (en) * 1966-10-11 1969-02-25 Monsanto Co Gas sample compositor
US3556730A (en) * 1968-10-21 1971-01-19 Phillips Petroleum Co Sampling system
NL177250C (nl) * 1973-11-07 1985-08-16 Nederlandse Gasunie Nv Werkwijze voor het samenstellen van monsters van een door een gastransportleiding stromend gas.
CA1119832A (en) * 1979-03-28 1982-03-16 Joseph M. Hulme Polymer characterization apparatus
DE2918768C2 (de) * 1979-05-10 1985-03-07 RHE-Händel Engineering GmbH, 5205 St Augustin Verfahren zum Entnehmen von Stoffproben aus einem Behälter und Vorrichtung zur Durchführung des Verfahrens
NL8002782A (nl) * 1980-05-14 1981-12-16 Stamicarbon Werkwijze voor het bereiden van een polymeer.
DE3480607D1 (de) * 1984-07-17 1990-01-04 Rhe Haendel Engineering Gmbh Verfahren zur viskositaetsmessung von kunstharzen und vorrichtung zur durchfuehrung des verfahrens.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0698204B1 (en) * 1993-05-12 2000-08-23 Borealis Polymers Oy Method of and equipment for taking a sample

Also Published As

Publication number Publication date
FI902839A0 (fi) 1990-06-07
EP0460594A3 (en) 1993-04-21
EP0460594A2 (en) 1991-12-11
DE69124141D1 (de) 1997-02-27
DE69124141T2 (de) 1997-07-10
US5180558A (en) 1993-01-19
ATE147856T1 (de) 1997-02-15
FI902839A (fi) 1991-11-29
EP0460594B1 (en) 1997-01-15
FI85191C (sv) 1992-03-10

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Legal Events

Date Code Title Description
PC Transfer of assignment of patent

Owner name: BOREALIS POLYMERS OY

PC Transfer of assignment of patent

Owner name: BOREALIS POLYMERS OY

MM Patent lapsed

Owner name: BOREALIS POLYMERS OY