BR9501855A - Processo e aparelho para determinar a temperatura de inicio de aparecimento de cristais em petróleos parafinicos - Google Patents

Processo e aparelho para determinar a temperatura de inicio de aparecimento de cristais em petróleos parafinicos

Info

Publication number
BR9501855A
BR9501855A BR9501855A BR9501855A BR9501855A BR 9501855 A BR9501855 A BR 9501855A BR 9501855 A BR9501855 A BR 9501855A BR 9501855 A BR9501855 A BR 9501855A BR 9501855 A BR9501855 A BR 9501855A
Authority
BR
Brazil
Prior art keywords
onset
crystals
determining
temperature
paraffinic oils
Prior art date
Application number
BR9501855A
Other languages
English (en)
Inventor
Eugenio Andre Campagnolo
Santos Reinaldo Washi Ferreira
Branco Valter Antonio Monteiro
Original Assignee
Petroleo Brasileiro Sa
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 Petroleo Brasileiro Sa filed Critical Petroleo Brasileiro Sa
Priority to BR9501855A priority Critical patent/BR9501855A/pt
Priority to GB9601576A priority patent/GB2300272B/en
Priority to CA002172689A priority patent/CA2172689C/en
Priority to US08/864,065 priority patent/US6035706A/en
Publication of BR9501855A publication Critical patent/BR9501855A/pt

Links

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
    • G01N33/26—Oils; Viscous liquids; Paints; Inks
    • G01N33/28—Oils, i.e. hydrocarbon liquids
    • G01N33/2811—Oils, i.e. hydrocarbon liquids by measuring cloud point or pour point of oils
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/02—Investigating or analyzing materials by the use of thermal means by investigating changes of state or changes of phase; by investigating sintering

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Biochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Food Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
BR9501855A 1995-04-28 1995-04-28 Processo e aparelho para determinar a temperatura de inicio de aparecimento de cristais em petróleos parafinicos BR9501855A (pt)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BR9501855A BR9501855A (pt) 1995-04-28 1995-04-28 Processo e aparelho para determinar a temperatura de inicio de aparecimento de cristais em petróleos parafinicos
GB9601576A GB2300272B (en) 1995-04-28 1996-01-26 Method and apparatus for determining the wax appearance temperature of paraffinic petroleum oils
CA002172689A CA2172689C (en) 1995-04-28 1996-03-26 Method and apparatus for determining the wax appearance temperature of paraffinic petroleum oils
US08/864,065 US6035706A (en) 1995-04-28 1997-05-28 Method and apparatus for determining the wax appearance temperature of paraffinic petroleum oils

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR9501855A BR9501855A (pt) 1995-04-28 1995-04-28 Processo e aparelho para determinar a temperatura de inicio de aparecimento de cristais em petróleos parafinicos

Publications (1)

Publication Number Publication Date
BR9501855A true BR9501855A (pt) 1997-08-26

Family

ID=36648491

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9501855A BR9501855A (pt) 1995-04-28 1995-04-28 Processo e aparelho para determinar a temperatura de inicio de aparecimento de cristais em petróleos parafinicos

Country Status (4)

Country Link
US (1) US6035706A (pt)
BR (1) BR9501855A (pt)
CA (1) CA2172689C (pt)
GB (1) GB2300272B (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE512875C2 (sv) * 1997-03-24 2000-05-29 Rolf Skoeld Metod jämte anordning för att karakterisera ett fluidums fysikaliska och/eller kemiska egenskaper
FR2806803B1 (fr) * 2000-03-24 2002-10-25 Inst Francais Du Petrole Methode de prediction precoce du risque de depot de paraffines en cours de production et de transport
US6841779B1 (en) * 2001-08-24 2005-01-11 University Of Utah Research Foundation Measurement of wax precipitation temperature and precipitated solid weight percent versus temperature by infrared spectroscopy
US8236168B2 (en) * 2009-10-13 2012-08-07 Exxonmobil Research And Engineering Company Onset haze measurement apparatus and procedure
US8326548B2 (en) * 2010-05-22 2012-12-04 Kyeongseok Oh Prediction of wax appearance temperature and solid wax amount by reduced spectral analysis using FTIR spectroscopy
GB2502372A (en) * 2012-05-26 2013-11-27 Aker Subsea Ltd Measuring emissivity and density of crude oil using a differential temperature measurement device
US9513275B2 (en) 2013-03-14 2016-12-06 Waukesha Electric Systems, Inc. System and process of utilizing oil quality analysis and dissolved gas analysis to detect early stage problems in oil filled electrical apparatuses
CA2911503C (en) * 2013-09-20 2020-10-06 Schlumberger Canada Limited Microfluidic determination of wax appearance temperature
CN104880481A (zh) * 2015-06-08 2015-09-02 中国石油大学(北京) 原油析蜡点温度测定的设备及方法
AT517729B1 (de) * 2015-09-29 2017-06-15 Grabner Instr Messtechnik Gmbh Verfahren und Vorrichtung zur Bestimmung der Niedertemperatureigenschaften
US11125735B2 (en) * 2017-03-30 2021-09-21 Championx Usa Inc. Dynamic wax deposition testing systems and methods
CN114324449B (zh) * 2021-12-29 2024-07-19 重庆大学 新型铸造模具试验装置及其对缩松的控制方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2649206B1 (fr) * 1989-07-03 1993-02-05 Total Petroles Procede et dispositif de mesure de la gelification de produits petroliers paraffiniques, notamment bruts
NO176156C (no) * 1992-06-22 1995-02-08 Norsk Hydro As Fremgangsmåte for bestemmelse av voksutfellingstemperatur og megnde voks i råolje e.l.
FI95750C (fi) * 1994-01-19 1996-03-11 Neste Oy Menetelmä ja laite öljyn samepisteen mittaamiseksi

Also Published As

Publication number Publication date
CA2172689C (en) 2006-07-04
GB2300272A (en) 1996-10-30
GB9601576D0 (en) 1996-03-27
GB2300272B (en) 1998-05-20
CA2172689A1 (en) 1996-10-29
US6035706A (en) 2000-03-14

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted
B24B Patent annual fee: requirement for complementing annual fee

Free format text: REFERENTE A 11A E 12A ANUIDADES, DE ACORDO COM TABELA VIGENTE, GUIAS DE RECOLHIMENTO 22050217915-2 E 22060282447-5, RESPECTIVAMENTE.

B24D Patent annual fee: restoration after fee payment
B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 28/04/2015