|
Brown
|
|
The effect of pH and calcium on fish and fisheries |
|
CA1043653A
(en)
|
|
Method of inhibiting the precipitation of scale-forming salts
|
|
CA1272424A
(en)
|
|
Scale inhibitor
|
|
GB1369429A
(en)
|
|
Treatment of water or aqueous systems
|
|
Guo et al.
|
|
Scale inhibitors for industrial circulating water systems: a review |
|
CN101955450A
(zh)
|
|
一种石油磺酸盐组合物及其制备方法和应用
|
|
SU217282A1
(enrdf_load_html_response)
|
|
|
|
US3776897A
(en)
|
|
Method for treatment of sulfite spent liquor
|
|
CN102171149A
(zh)
|
|
生产苏打化学品的组合固体废物、二氧化碳生石灰喷射、盐水和反渗透/离子交换法
|
|
EP0009304B1
(en)
|
|
Process for inhibiting scaling in evaporative desalination units
|
|
Draper
|
|
A comparison of pollen spectra of old and young bogs in the Erie Basin |
|
US4525293A
(en)
|
|
Composition for preventing deposition of inorganic salts
|
|
Barnes
|
|
Experiments on Ligia in Bermuda: VII. Further Effects of Sodium, Ammonium and Magnesium |
|
SU1511375A1
(ru)
|
|
Состав дл извлечени нефти из пласта
|
|
US258235A
(en)
|
|
Hugo kolker |
|
SU407840A1
(ru)
|
|
Способ получения питьевой воды
|
|
CN103937004B
(zh)
|
|
一种三元共聚高分子絮凝剂及其制备方法
|
|
GB190326666A
(en)
|
|
An Improved Disincrustant for Steam Generators
|
|
Ch
|
|
where is Euler's function. withoff (1)= O ((log x)***)(ô> 0), it follows immedi |
|
SU218913A1
(ru)
|
|
Термический способ приготовления подпиточнойводы
|
|
Pourmahmoudi et al.
|
|
Simulation of condensing unit of liquor in Mazandaran wood and paper industry |
|
Montgomery Jr
|
|
The derivation of the freshwater and land nemerteans, and allied questions |
|
US428015A
(en)
|
|
James w |
|
SU687022A1
(ru)
|
|
Способ получени гипсового в жущего
|
|
SU644121A1
(ru)
|
|
Моноалкиловые эфиры 2,4,5-триолов в качестве экстрагента борной кислоты
|