A pipeline cleaning arrangement includes a cleaning pig (18) with guide units (15 and 20) at each end.

The device comprises a cleaning member with a sweeper portion and a scraper portion.

The cleaning assembly may also include a scraper cleaning system (113, 116) positioned upstream of the filter element.

A pipeline cleaning arrangement includes a cleaning pig (18) with guide units (15 and 20) at each end.

The invention relates to a scraper rake (1) for a disc-screen and shaft cleaning device, comprising a rake flight (13), which acts as a carrier for a plurality of blade-type tines (4).

The cleaning chamber (2) is equipped and configured to enable the pig to be completely surrounded by turbulently flowing cleaning fluid during the cleaning process.

A rotary cleaner (8) removes dust from the copper wires fed from the roll breaker.

A clean-in-place launching station with cleaning chamber (2) for cleaning a pipeline pig (16) is disclosed.

Disclosed is a doctor blade for cleaning the conveyor rolls in the haul-off zone of a float glass plant, said doctor blade being made of carbon fiber-reinforced graphite.

There is also described a pipeline pig comprising the suspension system and a method of cleaning a pipeline.

A plunger (3) capable of axially moving the pig (16) is completely encased within the cleaning chamber.

A bypass pig of the pigtrain is in a first position between the lead pig and trail pig and closer to the lead pig.

Structural cleaning elements (6), not interconnected, are inserted inside the cylindrical body (2) of the pig.

A polymerization reactor scraper assembly (12) and method for its use are provided.

Downhole cleaning apparatus in the form of a casing scraper (10) comprises body (12) and cleaning members (22) mounted on the body.