"backfill" is a correct and usable term in written English.
You can use it to describe the process of filling in or replacing something, or to describe material used to fill in or replace something else. For example: The contractor had to excavate the area around the foundation, then backfill it with gravel.
for a narrow vertical stope having a backfill friction angle of 30°.
The traditional mining application (cut and fill methods) requires a backfill of particular strength and pumpability.
Toward use of proposed CLSM as a backfill material for underground boreholes and pipes, thermal conductivity was measured.
The Czech product Bentonite 75 is a potential candidate material to be used as a buffer and a backfill.
Ladder-type metal reinforcement can be used to reinforce MSE walls with tire shred-sand mixtures as a backfill material.
Compacted bentonites are being considered in many countries as a backfill material in high-level radioactive waste disposal concepts.
Maintenance measures in the backfilled segment consist of roof reinforcement in the scheduled backfilled area, and the construction of a backfilling wall along the gob side.
In the BF-SMB operation, a limited amount of products from raffinate and/or extract was re-fed to the SMB circuit as a backfill-feed.
Compacted crushed stone was used as a backfilling material between the piles, and the steel mesh was used to tie the components of the mechanically stabilized (MSE) wall.
The facies-bounded termination of the supra-fan is here related to its maximum elevation, causing the lobe-feeding supercritical flow to choke and to expand upwards by a strong hydraulic jump at the channel outlet; III. a backfilling stage, characterized by backfilling of the remaining relief with progressively thinning and fining of turbidite beds and eventually with mud.
Titanium nitride was formed by metal plasma immersion ion implantation and deposition using a vacuum arc with a Ti cathode and a nitrogen backfill of the vacuum chamber.
