1952
First oil-free screw compressor stage invented at GHH
1953
First two stage oil-free industrial compressor module
1958
The pioneer in dry bulk truck unloading: The first oil-free SILU® prototype
1967
First truck mounted SILU® compressor with auxiliary drive
1972
First serial SILU® aggregates for truck mounting
1979
Supply and license agreement between Ingersoll-Rand and GHH
1984
Design of 2 stage oil-free CD compressor block
1994
Ingersoll-Rand forms joint venture "GHH RAND" with MAN-GHH
1997
Development and implementation of Ultracoat® on all oil-free airends
1998
GHH RAND becomes full subsidiary of Ingersoll-Rand
2002
GHH RAND celebrates its 50th anniversary in the oil-free rotary screw industry
2005
New OS series of oil-injected screw airends
2009
GHH RAND introduces a new product for the liquid road tanker market: The SV120, a compact and extremely reliable sliding vane compressor.
2010
GHH RAND introduces the next SILU® innovation: The CS1200 family. A direct driven in-chassis solution, PTO powered, light weight, durable and easy to install.
2013
The CS580/CS750 series completes the direct driven in-chassis range.
2018
A new slim line, plug and play air cooler, developed for a multitude of applications, for use with both truck air compressors & blowers.
2021
GHH RAND Transport joins Ingersoll Rand Transport Solutions