New-York tribune., 1868-04-29

T ~ ne cocoons and twist the thread at tho
time the raw silk or gregg IN I NV one simple
movement, is rolled around boDbihs; ldfd5is 4O'' w
G9 In order to give toa1H Two % Of them together upon
bObbn to produce the tram eOnseiuhti5 nS % ~, ~ o,a
fe are ali suppressed and conuensea INTO one
sinee process and hence apparent economy put III
fact this economy disappears ana tno ne" InSGe pc
comes comparatively expensive because tne piouuUtoh
conaideraby reduced. and because II requires much
larger % d1pea viii suffice 20 demonstrate this To pro-
duoe the 0reg the velocity most suitable Is sneh tnat
wbon the thread is twisted at the same time only 800
revolutions gwen per meter TO 1t In the majority OF
asea Suppose velocity Of 5000 revolutions 70 the spin
lies only six meters Will be produced instead OF 300
1t IS true wsrkwOman superintend four threads
instead OF One but II will still be necessary 10 enpTy
twenty times as many spinners In TINS case as "Hen ""
production OF grege was in question. , o cop.
Now this augmentation OF expense Is much mGI9
Of the intermediate operations But the os The
I"wSes of t6e moton in the simultaneous twisting and
throwing does not permit suitable deNeopth h oNtpe
given TO the thread nor sufficient tension fo he eHte
unwndng which causes tho dark aspect OF the produc
In word by the combination Of different operations, %
the workman Is not able 10 bestOw upon me- lasA nv
in cleansing aud purify Whicn Is -; aref
the automatic system aud by hand' as IL eNs's ~
Thus the sPPaens pTeH more considerable than
OF the separate operations mentioned ana can OH! give
In order that they may DO forewaned these 1aGts are
worthy OF special notice Dy the american pe9P1, % Mc ~
only beginning to turn their attention 10 TINS DIaheh OF
Howeyer all new attempts may reach ultimate
cess: and Il il be true that for beautiful normal pro
ducts simultaneous twisting and throwing must De
rejected there are where they may be employed
and indeed where they begin to be employed, with GER
success for example when the cocoons are OF an
inferior quality, and difficult TO wind or such as double
cocoons. 80 that tine operator in twisting them
directly. can at the best obtain silk OF only an IN
cordonnot" braid, binding twist lace. &c) In such
case the simultaneous process may DC any
twisted simultaneously in order to make dlreeuy from m
GeS1 aI S Sesd Of snc careful
would be required IN regard TO the same cOcoons Wy
person can attend greater number Of ends (or bods,
nasmueh these coarse articles are lar less AaDie 10
There are then two conditions which permit the en-
poymsnt OF the @ ssSed " not Sn ImpeTfect
erege but a e0rdoIinet for trimmings OF sufficiently
sSSp N caes Where he expense Of Randaoor cond
eraby reduced consequence of the character and des
nS "a Ss being @ to produce much more than
he otherwise would by the ordinary process
PRODUCTION AND UTILITY OF SILK WASTE.
The different transformations undergone by silk mp 10
this point and those 1t has still to undergo, until 1t ar
This waste presents itself in different states Those
sutng from the operations which precede the torson
by the Of "frsons," waste from reeng eocoons
aTss ss S sTS to m or according as they
proceed from eoeoonS de grdes or Perees IN s case
,3aet from which made coarse silks, called Ja@'S
be waste proceedinz from the different manipulatons
commencing with the winding of OF the Qrege IN the
throwing, and the operations OF weaving, IS geneTa
composed twisted ends and is known by the name OF
These two sorts Of d65is have been long utilised They
are divided cleansed 1pgummed, and then equazed by
cutting to prepare them for twisting as We have already
said lint there is another kind of waste long neglected,
aud which has commenced be utilized only since the
very high price OF silk namely the efonS or rags OF
this material Esab OF this kind are very rare
ono exists in England in France and third in the
United States. We have no knowledge Of any other.
As TO the winding OF waste we must limit ourselves to
pointing out certain progress Of which threads OF this
kinds have been the object, as well in France as in
NEW THREADS or SILK BOURRB.
We have seen in the showcases OF the Exhibition Of
these I've countries threads 5 from Sof If & "a ppea sTIs G
anpe the most lustrOus silks and at onehaf the prlce
These results are obtained by attention to details in the
manufacture An these operations have attained remark
ablepreciaOn. and have been executed eonformaoy 10
threas have been produced with the greatest from
spun the workman hon proceeds to apply thin layer
coating OF gcatine OF isngass to the thread Wen
The drying and uteror cberlIoge completes the work
much esee med and that elasticity indispensable to
Ths @Susual care ana attention brought TO the making
up of waste" have been necesstaed as we nave sad
by the rise nthe iee Of hls material IN ~ T. not many "a y
francs was worth only OF francs f tne M ho 70
utilize waste OF every description.
Formerly certain sweepngs OF threads were thIoEh on
tho heap which the workmen knew not how 10 un
IayeL But Tor the disntegraton OF these te 5nn' Il"
genous and effective machines @ % r niece Of k at s en-
rsnce restore 1t at ts exit IN the form OF namens
carofuiy cassed lengths aud hneness proper to be
submitted 10 the machines FOR decomposng the chiffon, or
rag. ,,,,., a, 80. o,,uos ,.oro
fear OF imitation by countries where inventions are not
protected by patents Prussia and switzerland are IN
this On and they precisely the countries WAch
would derive the greatest advantage from their use
DYErNG AND sURCHARGE OF THREADS:
liant in itself and advanced such extraordinary de-
gree Of perfection. No kind OF material oilers more
The invention Of those cOlOrs derived from coal has
principally contributed 20 or caused this revolution IN
dyers TO obtain colors OF unprecedented hPenaoI CON
binng shades OF marvellous variety with extreme de-
sy in the presence OF the results obtained in tins drec
ti0n there nothing impossible. STILL close by the
sa on the contrary, much sl left TO be accomplished
the attempts made for some time TO gd ana
siiOer s Some specimens OF slk OF this Kind
exhibited denote processes still in crude state which do
yet supply any product capable OF being used ad'
Another branch Of dyeing is the contrary in very
advanced sate-sometimes 700 advanced Reference Is
them gain II wished IT, as much as 100 per cent
upon their normal weight. ..
pcatons honest bat is not infreouenty used for
Of gross deSeP9dpb nv ,og 0T @ T & %ef bee tee
sreh0r0es have other result than to give certain
appearance TO article while the thickness OF the tissue
plays no other part than that which frequently re-
suits from the stiffness OF sfs OF this SORT without any
the threads and even the tissues sold by weght
makes the purchaser pay the price on sK Iof
fftieth part Of the value OF silk
Nevertheless authors OF these operations, whose
object is 10 give increased weight TO SILK are toll
Grated and even rewarded the Exhibition under the
pretext that they thereby aid in meeting foreign con-
These are specous pretexts which ought to be made
known.
waste are worthy 10 be pointed out and recommended,
so the contrary these reprehensble practices are TO
be deplored and condemned
THE WkkyINg sTUPFs ONE COLOR, VELvETY, OR