The phrase "already obtained from" is correct and usable in written English.
It can be used when referring to something that has been acquired or received from a specific source prior to the current moment.
Example: "The data has already been obtained from the previous research study, which will help us in our analysis."
Alternatives: "previously acquired from" or "already sourced from".
Feedback was already obtained from 40 persons.
Very accurate data on currents is already obtained from drifting sensors thrown into the water, but these are necessarily just point measurements.
We can calculate the third and fifth terms, because coseismic slip distribution f T of the 1923 Taisho event has been already obtained from geodetic data.
Additionally, the authors decided to use the RA to produce concrete without any alteration of the gradations already obtained from the plant.
And while the number of interviews was small, these interviews were targeted (i.e., physical impacts/limitations on ADLs) towards building upon information already obtained from the previous proprietary research (including seven caregiver interviews).
The in situ measurements show that the barrier is very effective: during train passages, a reduction of vibration levels by 5 dB is already obtained from 8 Hz upwards, while a peak reduction of about 12 dB is observed near 30 Hz immediately behind the barrier.
We next analyzed gene expression profiles of Type A1 cDNAs containing the FEV diversity and found that the FEVs of 261 cDNAs, which correspond to 155 genes, showed specific expression patterns that were different from those already obtained for the genes with alternative TSSs (Table 3).
The Takahama plant had already obtained approval from Japan's nuclear regulator.
Ayman El-Sawa, an information-technology consultant, had already obtained permits from the New York Police Department for both Times Square and the Egyptian Mission.
Fannie and Freddie permitted lenders to make such promises at no risk because the companies had already obtained commitments from investors.
Similarly, the Staten Island Museum got its building project in under the wire, having already obtained $17 million from the city toward the $22 million move of its library and archive into buildings at Snug Harbor, also on Staten Island.
