ClassID:

154584

F17D3/08 - CPC Classification

Classification description:

Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of several different products following one another in the same conduit, e.g. for switching from one receiving tank to another the different products being separated by "go-devils", e.g. spheres

Recent Application in this class:
#1
20190145583
2019-05-16

METHODS FOR INTRODUCING ISOLATORS INTO OIL AND GAS AND LIQUID PRODUCT PIPELINES

#2
20180283617
2018-10-04

METHODS FOR INTRODUCING ISOLATORS INTO OIL AND GAS AND LIQUID PRODUCT PIPELINES

#3
20180045376
2018-02-15

Facilitating the transition between flooding and hydrotesting with the use of an intelligent pig

#4
20180045355
2018-02-15

Flow variation system

#5
20160376860
2016-12-29

SUBSEA FILLER LINE SYSTEM AND METHOD FOR TRANSPORTING VARIOUS FLUIDS THROUGH A MASTER FLOW CONDUIT

#6
20120329684
2012-12-27

Polymeric gel system and methods for making and using same in hydrocarbon recovery

#7
20120185220
2012-07-19

DETERMINING SLUG CATCHER SIZE USING SIMPLIFIED MULTIPHASE FLOW MODELS

#8
20120167995
2012-07-05

Methods and apparatus for contacting a fluid stream with particulate solids

#9
20120103431
2012-05-03

Pipeline hydrate inhibitor and method of reducing hydrates using the hydrate inhibitor

#10
20110167914
2011-07-14

INTEGRATED MULTI-SENSOR NON-DESTRUCTIVE TESTING

#11
20090120215
2009-05-14

Crawler for inspecting pipes

#12
20080251252
2008-10-16

Polymeric gel system and methods for making and using same in hydrocarbon recovery

#13
20080204008
2008-08-28

Untethered, unpowered, rollable device to sense condition of pipeline wall

#14
20080202749
2008-08-28

Polymeric gel system and use in hydrocarbon recovery

#15
20060254510
2006-11-16

Pig design for use with application materials

#16
20050098100
2005-05-12

Pig design for use with application materials

#17
20050074417
2005-04-07

Polymeric gel system and compositions for treating keratin substrates containing same