BR112018013970A2 - sistema e método de levantamento geofísico marítimo com fontes sísmicas distribuídas - Google Patents

sistema e método de levantamento geofísico marítimo com fontes sísmicas distribuídas

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Publication number
BR112018013970A2
BR112018013970A2 BR112018013970A BR112018013970A BR112018013970A2 BR 112018013970 A2 BR112018013970 A2 BR 112018013970A2 BR 112018013970 A BR112018013970 A BR 112018013970A BR 112018013970 A BR112018013970 A BR 112018013970A BR 112018013970 A2 BR112018013970 A2 BR 112018013970A2
Authority
BR
Brazil
Prior art keywords
width
sources
marine geophysical
geophysical survey
towing
Prior art date
Application number
BR112018013970A
Other languages
English (en)
Other versions
BR112018013970B1 (pt
Inventor
D C OSCARSSON Mattias
Tonnessen Rune
Original Assignee
Pgs Geophysical As
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 Pgs Geophysical As filed Critical Pgs Geophysical As
Publication of BR112018013970A2 publication Critical patent/BR112018013970A2/pt
Publication of BR112018013970B1 publication Critical patent/BR112018013970B1/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/38—Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
    • G01V1/3808—Seismic data acquisition, e.g. survey design
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/02—Generating seismic energy
    • G01V1/04—Details
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/38—Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
    • G01V1/3861—Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas control of source arrays, e.g. for far field control

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Oceanography (AREA)
  • Geophysics And Detection Of Objects (AREA)

Abstract

a presente invenção refere-se a levantamentos geofísicos marítimos com fontes sísmicas distribuídas. pelo menos algumas das concretizações ilustrativas são métodos incluindo executar um levantamento geofísico marítimo por: rebocar várias fontes de alta frequência espalhadas ao longo de uma largura de um arranjo de sensores, as fontes de alta frequência possuindo uma primeira densidade de fontes em relação à largura; e rebocar várias fontes de média frequência espalhadas ao longo da largura, as fontes de média frequência possuindo uma segunda densidade de fontes menor do que a primeira densidade de fontes; e rebocar uma fonte de baixa frequência ao longo da largura; ativar as fontes de alta frequência, de média frequência e de baixa frequência.
BR112018013970-0A 2016-01-11 2017-01-10 Método e sistema de levantamento geofísico marítimo e método para fabricar um produto de dados geofísicos BR112018013970B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662277128P 2016-01-11 2016-01-11
US62/277,128 2016-01-11
US15/366,641 2016-12-01
US15/366,641 US10222499B2 (en) 2016-01-11 2016-12-01 System and method of marine geophysical surveys with distributed seismic sources
PCT/EP2017/050429 WO2017121735A1 (en) 2016-01-11 2017-01-10 System and method of marine geophysical surveys with distributed seismic sources

Publications (2)

Publication Number Publication Date
BR112018013970A2 true BR112018013970A2 (pt) 2018-12-11
BR112018013970B1 BR112018013970B1 (pt) 2022-12-06

Family

ID=59274849

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018013970-0A BR112018013970B1 (pt) 2016-01-11 2017-01-10 Método e sistema de levantamento geofísico marítimo e método para fabricar um produto de dados geofísicos

Country Status (9)

Country Link
US (1) US10222499B2 (pt)
EP (1) EP3403119B1 (pt)
CN (1) CN109154675A (pt)
AU (1) AU2017206594B2 (pt)
BR (1) BR112018013970B1 (pt)
CA (1) CA3010776C (pt)
EA (1) EA201891373A1 (pt)
MX (1) MX2018008590A (pt)
WO (1) WO2017121735A1 (pt)

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Also Published As

Publication number Publication date
CA3010776C (en) 2023-01-03
US10222499B2 (en) 2019-03-05
CN109154675A (zh) 2019-01-04
WO2017121735A1 (en) 2017-07-20
AU2017206594A1 (en) 2018-07-19
EA201891373A1 (ru) 2019-01-31
US20170199292A1 (en) 2017-07-13
BR112018013970B1 (pt) 2022-12-06
AU2017206594B2 (en) 2022-04-07
EP3403119A1 (en) 2018-11-21
CA3010776A1 (en) 2017-07-20
EP3403119B1 (en) 2022-04-13
MX2018008590A (es) 2018-08-15

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B350 Update of information on the portal [chapter 15.35 patent gazette]
B06W Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

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