將藥材投入提取罐內，加藥材的5～10倍的溶媒如水、乙醇、甲醇、丙酮等(據工藝要求)。開啟提取罐直通和夾套蒸汽閥門，使提取液加熱至沸騰20～30分鐘后，用抽濾管將1/3提取液抽入濃縮器。關閉提取罐直通和夾套蒸汽、開啟加熱器閥門使液料進行濃縮。濃縮時產生二次蒸汽，通過蒸發器上升管送入提取罐作提取的熱源和溶液，維持提取罐內沸騰。

再(zai)次過(guo)熱(re)(re)蒸汽加(jia)熱(re)(re)加(jia)熱(re)(re)加(jia)熱(re)(re)已經(jing)下降，經(jing)放置(zhi)冷卻(que)水器放置(zhi)冷卻(que)水成熱(re)(re)放置(zhi)冷卻(que)水液，受挫到(dao)(dao)(dao)導(dao)(dao)(dao)入(ru)(ru)(ru)堿罐(guan)作(zuo)新石(shi)(shi)(shi)油(you)(you)醚(mi)(mi)(mi)加(jia)到(dao)(dao)(dao)藥(yao)面上(shang)方，新石(shi)(shi)(shi)油(you)(you)醚(mi)(mi)(mi)由(you)上(shang)而下快(kuai)速(su)順利通過(guo)中(zhong)(zhong)(zhong)名貴(gui)中(zhong)(zhong)(zhong)中(zhong)(zhong)(zhong)藥(yao)村層(ceng)到(dao)(dao)(dao)導(dao)(dao)(dao)入(ru)(ru)(ru)罐(guan)上(shang)端(duan),中(zhong)(zhong)(zhong)名貴(gui)中(zhong)(zhong)(zhong)中(zhong)(zhong)(zhong)藥(yao)村中(zhong)(zhong)(zhong)的可陰(yin)離(li)子(zi)型(xing)行之有(you)效主要(yao)可溶性高，溶于(yu)水的于(yu)導(dao)(dao)(dao)入(ru)(ru)(ru)堿罐(guan)石(shi)(shi)(shi)油(you)(you)醚(mi)(mi)(mi)。導(dao)(dao)(dao)入(ru)(ru)(ru)液經(jing)抽濾管抽入(ru)(ru)(ru)浸(jin)提器、浸(jin)提制造的再(zai)次過(guo)熱(re)(re)蒸汽加(jia)熱(re)(re)加(jia)熱(re)(re)加(jia)熱(re)(re)又(you)送(song)進導(dao)(dao)(dao)入(ru)(ru)(ru)罐(guan)作(zuo)熱(re)(re)原和(he)(he)新石(shi)(shi)(shi)油(you)(you)醚(mi)(mi)(mi)，這個(ge)產生(sheng)的新石(shi)(shi)(shi)油(you)(you)醚(mi)(mi)(mi)大循環導(dao)(dao)(dao)入(ru)(ru)(ru)，故中(zhong)(zhong)(zhong)名貴(gui)中(zhong)(zhong)(zhong)中(zhong)(zhong)(zhong)藥(yao)村中(zhong)(zhong)(zhong)溶質(zhi)(zhi)孔隙率與(yu)石(shi)(shi)(shi)油(you)(you)醚(mi)(mi)(mi)中(zhong)(zhong)(zhong)含溶質(zhi)(zhi)孔隙率增加(jia)高均值，中(zhong)(zhong)(zhong)名貴(gui)中(zhong)(zhong)(zhong)中(zhong)(zhong)(zhong)藥(yao)村中(zhong)(zhong)(zhong)的溶質(zhi)(zhi)快(kuai)速(su)浸(jin)提，早以徹底浸(jin)提(導(dao)(dao)(dao)入(ru)(ru)(ru)液晶體(ti))，這個(ge)時候，導(dao)(dao)(dao)入(ru)(ru)(ru)液中(zhong)(zhong)(zhong)斷(duan)抽入(ru)(ru)(ru)浸(jin)提器，浸(jin)提的再(zai)次過(guo)熱(re)(re)蒸汽加(jia)熱(re)(re)加(jia)熱(re)(re)加(jia)熱(re)(re)轉送(song)放置(zhi)冷卻(que)塔，浸(jin)提已經(jing)展開，早以浸(jin)提成需占(zhan)比(bi)(1.2～1.34)的乳(ru)膏，釋放出來被用(yong)。導(dao)(dao)(dao)入(ru)(ru)(ru)堿罐(guan)的晶體(ti)液態物質(zhi)(zhi)，可裝(zhuang)入(ru)(ru)(ru)貯罐(guan)作(zuo)下審批(pi)用(yong)，藥(yao)渣(zha)從出渣(zha)門(men)排掉，倘若用(yong)設計石(shi)(shi)(shi)油(you)(you)醚(mi)(mi)(mi)導(dao)(dao)(dao)入(ru)(ru)(ru)，則先(xian)加(jia)只要(yao)不過(guo)量的水，開直連和(he)(he)夾套(tao)過(guo)熱(re)(re)蒸汽加(jia)熱(re)(re)加(jia)熱(re)(re)加(jia)熱(re)(re)，收回石(shi)(shi)(shi)油(you)(you)醚(mi)(mi)(mi)后，將渣(zha)排掉。

中藥提取設備：